# ai-berkshire | Xbt Lin | Knowledge Base | Instagit

AI 时代的伯克希尔：基于 Claude Code 的价值投资研究框架。巴菲特·芒格·段永平·李录四大师方法论 + 多Agent并行研究。| AI-era Berkshire: a value investing research framework   built on Claude Code. 4 masters' methodologies + multi-agent adversarial analysis.

GitHub Stars: 2.9k

Repository: https://github.com/xbtlin/ai-berkshire

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## Articles

### [How AI Berkshire Tracks Investment Theses with the /thesis-tracker Skill](/xbtlin/ai-berkshire/how-ai-berkshire-tracks-investment-theses-thesis-tracker-skill)

Discover how AI Berkshire tracks investment theses with the /thesis-tracker skill. Learn about its post-buy discipline, structured markdown reports, and quarterly re-evaluation for improved Thesis Health Scores.

- Tags: how-to-guide
- Published: 2026-07-29

### [AI Berkshire Portfolio Management Skills: Automated Audit, Sizing, and Rebalancing](/xbtlin/ai-berkshire/what-portfolio-management-skills-does-ai-berkshire-provide)

Explore AI Berkshire's portfolio management skills: automated audit, sizing, and rebalancing. Enhance your investment strategy with advanced AI tools.

- Tags: deep-dive
- Published: 2026-07-29

### [How the /industry-funnel Skill Filters Stocks: A 4-Layer Value Investing Architecture](/xbtlin/ai-berkshire/how-does-industry-funnel-skill-filter-stocks)

Discover how the /industry-funnel skill filters stocks using a 4-layer architecture. Uncover high-conviction investment opportunities through systematic quantitative screening and deep analysis.

- Tags: architecture
- Published: 2026-07-29

### [Industry Screening Skills in AI Berkshire: A Complete Guide to Sector Analysis](/xbtlin/ai-berkshire/what-industry-screening-skills-available-ai-berkshire)

Explore industry screening skills in AI Berkshire. Discover how Industry Research and Industry Funnel systematically evaluate sectors to find the best investment opportunities.

- Tags: how-to-guide
- Published: 2026-07-29

### [How the /earnings-review Skill Functions: Complete Technical Architecture Guide](/xbtlin/ai-berkshire/how-does-earnings-review-skill-function)

Understand the technical architecture of the /earnings-review skill. Discover how this eight-stage pipeline generates investment reports through document fetching, financial validation, and tone analysis.

- Tags: architecture
- Published: 2026-07-29

### [AI Berkshire Financial Analysis Skills: A Modular Framework for Institutional-Grade Research](/xbtlin/ai-berkshire/what-are-financial-analysis-skills-offered-ai-berkshire)

Discover AI Berkshire's six financial analysis skills including valuation modeling and portfolio monitoring. Eliminate LLM errors with exact arithmetic for institutional-grade research.

- Tags: deep-dive
- Published: 2026-07-29

### [How to Use the /investment-team Skill for Rapid Investment Analysis](/xbtlin/ai-berkshire/how-to-use-investment-team-skill-rapid-analysis)

Quickly generate investment research reports with the /investment-team skill. This AI tool analyzes companies in minutes, saving you valuable time.

- Tags: how-to-guide
- Published: 2026-07-29

### [Deep Research Skills in AI Berkshire: Management Deep-Dives and Company Analysis](/xbtlin/ai-berkshire/what-are-available-deep-research-skills-ai-berkshire)

Explore AI Berkshire's deep research skills: Management Deep-Dive and Deep-Company Series. Generate citation-rich reports for investment investigations and gain in-depth company analysis.

- Tags: deep-dive
- Published: 2026-07-29

### [How the Exact Calculator Works in AI Berkshire: Precision Arithmetic for Financial Analysis](/xbtlin/ai-berkshire/how-exact-calculator-works-ai-berkshire)

Discover how the Exact Calculator in AI Berkshire prevents floating-point errors using decimal math for precise financial analysis. Learn about its 28-digit precision.

- Tags: internals
- Published: 2026-07-29

### [Benford's Law Detection in AI Berkshire: Detecting Financial Anomalies with Leading Digit Analysis](/xbtlin/ai-berkshire/what-is-benfords-law-detection-ai-berkshire-context)

Discover Benford's Law detection in AI Berkshire. Analyze financial data anomalies using leading digit analysis and statistical tests for enhanced rigor.

- Tags: deep-dive
- Published: 2026-07-29

### [AI Berkshire Three-Scenario Valuations: Implementation and Usage Guide](/xbtlin/ai-berkshire/does-ai-berkshire-generate-three-scenario-valuations)

Learn how AI Berkshire generates three-scenario valuations for optimistic, base-case, and pessimistic target prices. Explore the implementation and usage guide. Get precise valuations today.

- Tags: how-to-guide
- Published: 2026-07-29

### [How AI Berkshire Performs Cross-Source Data Validation: A Technical Deep Dive](/xbtlin/ai-berkshire/how-ai-berkshire-performs-cross-source-data-validation)

Explore how AI Berkshire achieves accurate cross-source data validation. Learn how its median-based consensus algorithm and configurable tolerance threshold ensure reliable financial figures.

- Tags: deep-dive
- Published: 2026-07-29

### [How Does AI Berkshire Verify Market Capitalization? Inside the `verify_market_cap` Method](/xbtlin/ai-berkshire/how-ai-berkshire-verifies-market-capitalization)

Learn how AI Berkshire verifies market capitalization using its `verify_market_cap` method. Discover the precision checks and discrepancy thresholds for accurate validation.

- Tags: how-to-guide
- Published: 2026-07-29

### [What Is financial_rigor.py? The AI-Berkshire Financial Validation Toolkit](/xbtlin/ai-berkshire/purpose-of-financial-rigor-py-tool)

Explore financial_rigor.py, a Python script for exact-decimal arithmetic and verifiable financial data. Ensure reproducible, traceable calculations in investment research, free from floating-point drift.

- Tags: api-reference
- Published: 2026-07-29

### [How AI Berkshire Ensures Financial Rigor and Data Validation: A Code-Level Analysis](/xbtlin/ai-berkshire/how-ai-berkshire-ensures-financial-rigor-data-validation)

Discover how AI Berkshire guarantees financial rigor and data validation with exact-decimal calculations and automated audits. Analyze the code behind its verified investment theses.

- Tags: deep-dive
- Published: 2026-07-29

### [How Lee Li's Perspective Analyzes Companies in the AI Berkshire Repository](/xbtlin/ai-berkshire/how-lee-lis-perspective-analyzes-companies-ai-berkshire)

Explore Lee Li's perspective on analyzing companies within the AI Berkshire repository. Understand the four-pillar framework for evaluating competence, risk, financials, and growth.

- Tags: deep-dive
- Published: 2026-07-29

### [What Is the Munger Perspective in AI Berkshire? Inversion-Based Risk Analysis Explained](/xbtlin/ai-berkshire/what-is-focus-of-munger-perspective-ai-berkshire)

Discover the Munger perspective in AI Berkshire. Learn how inversion based risk analysis uncovers failure paths and reduces bias for smarter AI valuation.

- Tags: deep-dive
- Published: 2026-07-29

### [How the Buffett Master Perspective Shapes Investment Decisions in AI-Berkshire](/xbtlin/ai-berkshire/how-buffett-master-perspective-approaches-investment)

Discover how the Buffett master perspective guides AI-Berkshire investments. Learn about financial valuation, moat assessment, and a six-gate checklist for value-driven decisions.

- Tags: deep-dive
- Published: 2026-07-29

### [Key Questions Asked by the Duan Yongping Master Perspective: The 9-Point Framework](/xbtlin/ai-berkshire/what-key-questions-duan-yongping-master-perspective)

Explore the 9 key questions from the Duan Yongping master perspective that drive investment decisions. Learn about business quality, moats, management, and valuation.

- Tags: architecture
- Published: 2026-07-29

### [Understanding the Four-Master Methodology in AI Berkshire: A Technical Deep Dive](/xbtlin/ai-berkshire/explain-ai-berkshires-four-master-methodology)

Unlock the power of the four-master methodology in AI Berkshire. Explore this technical deep dive into formalizing investment philosophies for automated AI-driven research. Learn how it works.

- Tags: deep-dive
- Published: 2026-07-29

### [AI Berkshire Architecture: The Three-Layer Entry-Point System Explained](/xbtlin/ai-berkshire/what-are-ai-berkshires-three-layers-architecture)

Explore the AI Berkshire architecture and its three-layer entry-point system. Understand how Claude Code, Codex skills, and slash-prompts enable cross-platform AI agent execution.

- Tags: architecture
- Published: 2026-07-29

### [What Is the Core Value Proposition of AI Berkshire? A Technical Analysis of the Multi-Agent Value Investing Framework](/xbtlin/ai-berkshire/what-is-ai-berkshire-core-value-proposition)

Discover AI Berkshire's core value proposition: precise investment research using a multi-agent AI framework for clear Pass/Fail/Gray-zone recommendations backed by data validation.

- Tags: deep-dive
- Published: 2026-07-29

### [How AI Berkshire Systematizes Value Investing Methodologies](/xbtlin/ai-berkshire/how-ai-berkshire-systematizes-value-investing-methodologies)

Discover how AI Berkshire systematizes value investing by transforming qualitative wisdom into a three-layer AI architecture for rigorous financial validation and research.

- Tags: deep-dive
- Published: 2026-07-29

### [How the Investment-Research Skill Enforces A/B/C Information Richness Ratings](/xbtlin/ai-berkshire/how-investment-research-skill-enforces-information-richness-ratings)

Learn how the investment-research skill enforces information richness ratings via workflow templates, bias checklists, and audit scripts. Ensure upfront analyst declarations for enhanced accuracy.

- Tags: deep-dive
- Published: 2026-07-28

### [How to Configure Deep-Company-Series for 8-Article Long-Form Research Output](/xbtlin/ai-berkshire/how-to-configure-deep-company-series-long-form-research)

Learn how to configure deep-company-series for 8-article long-form research. Select high complexity, allocate pillars, and set word counts for detailed output.

- Tags: how-to-guide
- Published: 2026-07-28

### [How to Use the Income-Investment Skill to Distinguish Sustainable Dividend Stocks From Yield Traps](/xbtlin/ai-berkshire/how-income-investment-skill-distinguish-dividend-stocks)

Master the income-investment skill to identify truly sustainable dividend stocks and avoid yield traps. Our nine-step workflow provides clear distinctions for CORE INCOME, OPPORTUNISTIC INCOME, and YIELD TRAP classifications. L...

- Tags: how-to-guide
- Published: 2026-07-28

### [How Management-Deep-Dive Evaluates Corporate Leadership Using the 'Buy the Person' Principle](/xbtlin/ai-berkshire/how-management-deep-dive-evaluates-leadership-buy-the-person)

Discover how the management-deep-dive skill in AI-Berkshire evaluates corporate leadership. Learn the 9-step workflow for scoring Integrity, Ability, and Trustworthiness using the 'buy the person' principle.

- Tags: deep-dive
- Published: 2026-07-28

### [How to Install Codex Skills Locally Using install-codex-skills.sh](/xbtlin/ai-berkshire/how-to-install-codex-skills-locally)

Install Codex skills locally with install-codex-skills.sh. This script generates skill definitions from Claude command files and deploys them to your Codex home directory. Get started now.

- Tags: how-to-guide
- Published: 2026-07-28

### [How to Use the report_audit.py Tool to Verify Research Report Quality](/xbtlin/ai-berkshire/how-to-use-report-audit-py-verify-report-quality)

Verify research report quality with report_audit.py. This tool extracts numeric data, samples it, and validates against independent sources for a PASS/FAIL verdict. Ensure accuracy easily.

- Tags: how-to-guide
- Published: 2026-07-28

### [How the Earnings-Team Skill Orchestrates Four Agents for Comprehensive Earnings Analysis](/xbtlin/ai-berkshire/how-earnings-team-skill-orchestrates-four-agents)

Explore how the earnings-team skill in xbtlin/ai-berkshire orchestrates four agents for comprehensive earnings analysis. Discover parallel research, synthesis, and editorial refinement for publish-ready articles.

- Tags: how-to-guide
- Published: 2026-07-28

### [How to Use the Quality-Screen Skill with Seven Hard Indicators for Stock Filtering](/xbtlin/ai-berkshire/how-to-use-quality-screen-skill-seven-indicators)

Learn to use the quality-screen skill with seven hard indicators to filter stocks instantly exclude failing companies using the /quality-screen command. Enhance your stock analysis.

- Tags: how-to-guide
- Published: 2026-07-28

### [What Is the Mirror Test in AI Berkshire's Investment Checklist?](/xbtlin/ai-berkshire/what-is-mirror-test-investment-checklist)

Understand the AI Berkshire mirror test. This five-sentence gate ensures concise justification for business essence, moat, management, valuation, and downside risk before capital allocation.

- Tags: deep-dive
- Published: 2026-07-28

### [How to Use Three-Scenario Valuation for Target Price Calculation in Python](/xbtlin/ai-berkshire/how-to-use-three-scenario-valuation-target-price)

Calculate target price with three-scenario valuation using Python. ai-berkshire projects optimistic, base, and pessimistic prices by compounding EPS growth and applying PE multiples.

- Tags: how-to-guide
- Published: 2026-07-28

### [How the News-Pulse Skill Attributes Stock Price Movements to Specific Events in AI-Berkshire](/xbtlin/ai-berkshire/how-news-pulse-skill-attributes-stock-price-movements)

Discover how the news-pulse skill in AI-Berkshire links stock price shifts to specific events by analyzing corporate, regulatory, industry, and sentiment data for accurate attribution.

- Tags: how-to-guide
- Published: 2026-07-28

### [How to Use Exact Decimal Calculations Instead of Float for Financial Computations](/xbtlin/ai-berkshire/how-to-use-decimal-for-financial-computations)

Avoid float errors in financial calculations. Learn how AI-Berkshire uses Python's Decimal type for auditable, reproducible, and high-precision financial computations.

- Tags: best-practices
- Published: 2026-07-28

### [How to Implement Benford's Law Detection for Financial Data Fraud Analysis](/xbtlin/ai-berkshire/how-to-implement-benfords-law-financial-fraud-detection)

Implement Benford's Law detection for financial data fraud analysis. Learn how the benford_check() function flags anomalies in leading digits, providing conformity flags and statistical metrics for accurate fraud detection.

- Tags: how-to-guide
- Published: 2026-07-28

### [Industry-Funnel vs Industry-Research Skills: AI-Berkshire Filtering Methodology Explained](/xbtlin/ai-berkshire/difference-industry-funnel-vs-industry-research-filtering)

Understand the difference between industry-funnel and industry-research skills in AI-Berkshire filtering methodology. Discover how each approach builds investment portfolios.

- Tags: how-to-guide
- Published: 2026-07-28

### [How to Use financial_rigor.py to Verify Market Cap in HKD, USD, and CNY](/xbtlin/ai-berkshire/how-to-use-financial-rigor-py-verify-market-cap-different-currencies)

Learn how to use financial_rigor.py to verify market cap in HKD USD and CNY. This guide shows you how to compare calculated and reported market caps with precision.

- Tags: how-to-guide
- Published: 2026-07-28

### [Portfolio Management Skills in AI Berkshire: Automated Auditing and Income Allocation](/xbtlin/ai-berkshire/what-portfolio-management-skills-are-available-in-ai-berkshire)

Discover AI Berkshire portfolio management skills like automated auditing and income allocation. Explore `portfolio-review` and `income-investment` for efficient analysis and decision-making.

- Tags: how-to-guide
- Published: 2026-07-27

### [AI Berkshire Industry Screening Skills: Complete Sector Analysis Toolkit](/xbtlin/ai-berkshire/what-industry-screening-skills-are-offered-by-ai-berkshire)

Explore AI Berkshire's industry screening skills, including Industry Research and Industry Funnel. Automate sector analysis with value-chain mapping and quantitative filtering for high-conviction themes.

- Tags: how-to-guide
- Published: 2026-07-27

### [How the AI Berkshire Earnings Review Skill Works: Complete Technical Breakdown](/xbtlin/ai-berkshire/how-does-earnings-review-skill-work-in-ai-berkshire)

Discover how the AI Berkshire Earnings Review skill works. Explore its eight stage pipeline for deep-read earnings reports with automated data validation and tone analysis.

- Tags: deep-dive
- Published: 2026-07-27

### [How to Use the Investment Research Skill in AI Berkshire: Complete Guide to the Four Masters Workflow](/xbtlin/ai-berkshire/how-to-use-investment-research-skill-in-ai-berkshire)

Master AI Berkshire's Investment Research skill. Learn the Four Masters workflow for rigorous, validated investment reports with confidence ratings. Unlock powerful AI-driven analysis.

- Tags: how-to-guide
- Published: 2026-07-27

### [How the Munger Inversion Test Works in AI Berkshire: Implementation Guide](/xbtlin/ai-berkshire/how-does-munger-inversion-test-work-in-ai-berkshire)

Learn how the Munger Inversion Test works in AI Berkshire. This guide explains how the checklist reveals hidden vulnerabilities by simulating a company's disappearance.

- Tags: how-to-guide
- Published: 2026-07-27

### [How AI Berkshire Prevents Bias in Research: A Systematic Framework for AI-Driven Investment Analysis](/xbtlin/ai-berkshire/how-does-ai-berkshire-prevent-bias-in-research)

Discover how AI Berkshire prevents bias in research. Learn about its systematic framework, bias-awareness layer, and mandatory checklist for unbiased investment analysis. Explore the xbtlin/ai-berkshire repository for details.

- Tags: deep-dive
- Published: 2026-07-27

### [Benford's Law Check in AI Berkshire: Financial Data Validation Guide](/xbtlin/ai-berkshire/what-is-benfords-law-check-in-ai-berkshire)

Master Benford's Law Check in AI Berkshire to validate financial data. Learn how this statistical tool identifies anomalies in datasets using leading-digit distributions.

- Tags: how-to-guide
- Published: 2026-07-27

### [How to Perform Three-Scenario Valuation with AI Berkshire](/xbtlin/ai-berkshire/how-to-perform-three-scenario-valuation-with-ai-berkshire)

Learn to perform three-scenario valuation with AI Berkshire. Discover how to compute exact target prices using the three-scenario sub-command in tools financial_rigor.py for precise financial analysis.

- Tags: how-to-guide
- Published: 2026-07-27

### [How the Cross-Source Validation Tool Works in AI Berkshire: Financial Data Verification Explained](/xbtlin/ai-berkshire/how-does-cross-source-validation-tool-work-in-ai-berkshire)

Discover how the Cross-Source Validation tool in AI Berkshire ensures data integrity by comparing financial metrics from multiple sources and flagging deviations for accurate valuation.

- Tags: how-to-guide
- Published: 2026-07-27

### [How to Use the Market Cap Verification Tool in AI Berkshire: A Complete Guide](/xbtlin/ai-berkshire/how-to-use-market-cap-verification-tool-in-ai-berkshire)

Master AI Berkshire's Market Cap Verification tool. Learn how to precisely validate company valuations by recomputing price x shares and comparing against reported figures.

- Tags: how-to-guide
- Published: 2026-07-27

### [How AI Berkshire Integrates Methodologies of Investment Masters: A Technical Deep Dive](/xbtlin/ai-berkshire/how-does-ai-berkshire-integrate-methodologies-of-investment-masters)

Explore how AI Berkshire integrates investment master methodologies. Discover a technical deep dive into its AI research pipeline for multi-angle confirmation before investment decisions.

- Tags: deep-dive
- Published: 2026-07-27

### [How the Quality-Screen Skill Filters Non-First-Tier Companies Using 7 Hard Indicators](/xbtlin/ai-berkshire/quality-screen-skill-filter-companies-indicators)

Learn how the quality-screen skill uses 7 hard financial indicators to filter out non-first-tier companies and identify high-quality firms.

- Tags: how-to-guide
- Published: 2026-07-26

### [How Claude Code Commands and Codex Skills Differ in Installation and Invocation](/xbtlin/ai-berkshire/claude-code-commands-vs-codex-skills-usage)

Discover the distinct installation and invocation methods for Claude Code commands versus Codex skills. Learn how to integrate and run them easily.

- Tags: deep-dive
- Published: 2026-07-26

### [Three-Scenario Valuation Methodology in AI Berkshire: Implementation and Calculation Guide](/xbtlin/ai-berkshire/three-scenario-valuation-methodology-calculation)

Learn the three-scenario valuation methodology to calculate Bull, Base, and Bear case target prices. This guide details implementation and exact calculation for AI Berkshire.

- Tags: how-to-guide
- Published: 2026-07-26

### [How Management-Deep-Dive Evaluates Executives Using the "Buy Stock Is Buy People" Framework](/xbtlin/ai-berkshire/management-deep-dive-buy-stock-buy-people-framework)

Discover how management-deep-dive evaluates executives using the buy stock is buy people framework. This AI skill offers a systematic, data-driven rating system with integrity as a hard stop.

- Tags: deep-dive
- Published: 2026-07-26

### [What Are the Quick Veto List Red Lines in AI Berkshire’s Anti-Bias Mechanisms?](/xbtlin/ai-berkshire/quick-veto-list-anti-bias-mechanisms)

Discover AI Berkshire's quick veto list red lines. Learn how anti-bias mechanisms automatically reject investments using eight red-line criteria. Understand AI Berkshire's investment safeguards.

- Tags: deep-dive
- Published: 2026-07-26

### [How the Portfolio-Review Skill Calculates Position Sizing and Rebalancing](/xbtlin/ai-berkshire/portfolio-review-skill-position-sizing-rebalancing)

Discover how the portfolio-review skill calculates position sizing by comparing returns and enforcing concentration limits. Learn about rebalancing actions for optimized investments.

- Tags: how-to-guide
- Published: 2026-07-26

### [Information Richness Rating Mechanism in AI Berkshire: How It Prevents Overconfidence](/xbtlin/ai-berkshire/information-richness-rating-overconfidence-prevention)

Discover AI Berkshire's information richness rating mechanism. Learn how A/B/C grades from data cross-validation prevent overconfident conclusions with limited source material.

- Tags: deep-dive
- Published: 2026-07-26

### [How Earnings-Review Differs from Traditional Equity Research by Using Primary Sources Only](/xbtlin/ai-berkshire/earnings-review-vs-traditional-equity-research)

Discover how earnings-review surpasses traditional equity research by leveraging only primary SEC filings and transcripts. Get standardized, data-validated reports.

- Tags: deep-dive
- Published: 2026-07-26

### [Benford's Law Detection in financial_rigor.py: Identifying Financial Data Anomalies](/xbtlin/ai-berkshire/benfords-law-detection-financial-anomalies)

Discover how financial data anomalies are detected using Benford's Law in financial_rigor.py. Identify nonconforming datasets and potential manipulation with statistical analysis.

- Tags: how-to-guide
- Published: 2026-07-26

### [How Multi-Source Verification Works for Market Cap Data in AI-Berkshire](/xbtlin/ai-berkshire/multi-source-verification-market-cap-calculation)

Explore how ai-berkshire verifies market cap data using multi-source checks. Learn about arithmetic integrity, cross-validation, and precise calculations for reliable financial insights.

- Tags: internals
- Published: 2026-07-26

### [How bottleneck-hunter Identifies Supply Chain Bottlenecks from Super-Trends in AI Berkshire](/xbtlin/ai-berkshire/bottleneck-hunter-supply-chain-identification)

Discover how bottleneck-hunter from ai-berkshire maps super-trends to supply chain bottlenecks. It analyzes market data and scores constraints to provide actionable alerts.

- Tags: how-to-guide
- Published: 2026-07-26

### [What Are the Six Gates in the Investment Checklist Workflow? (AI-Berkshire Analysis)](/xbtlin/ai-berkshire/investment-checklist-workflow-six-gates)

Discover the six key gates in the AI-Berkshire investment checklist. Learn pass/fail criteria for Safety, Debt, Deterioration, Integrity, Insufficient-Data, and Margin-of-Safety gates for a robust analysis.

- Tags: deep-dive
- Published: 2026-07-26

### [How the Codex-Skills Sync Script Generates SKILL.md from Skill Files](/xbtlin/ai-berkshire/codex-skills-sync-script-generate-skil-md)

Learn how the codex-skills sync script transforms Claude Command markdown files into Codex SKILL.md artifacts. Discover the process of parsing YAML, injecting metadata, and mapping constructs for seamless integration.

- Tags: how-to-guide
- Published: 2026-07-26

### [How News-Pulse Attributes Stock Price Movements to Fundamental, Emotional, and Funding Factors](/xbtlin/ai-berkshire/news-pulse-stock-price-attribution)

Discover how News-Pulse attributes stock price movements to fundamental, emotional, and funding factors using four AI agents and Team-Lead synthesis. Understand market drivers.

- Tags: deep-dive
- Published: 2026-07-26

### [Industry Funnel vs Industry Research Filtering Approaches in ai-berkshire](/xbtlin/ai-berkshire/industry-funnel-vs-industry-research-filtering)

Understand industry funnel vs industry research filtering in ai-berkshire. Learn how to narrow market universes or construct industry panoramas for AI-driven analysis.

- Tags: deep-dive
- Published: 2026-07-26

### [How Confidence Is Handled in Private Company Research with Sparse Financial Data](/xbtlin/ai-berkshire/private-company-research-sparse-data-confidence)

Learn how AI-Berkshire handles confidence in private company research with sparse data. Discover confidence-weighted data and cross-validation techniques.

- Tags: deep-dive
- Published: 2026-07-26

### [How thesis-drift Detects Changes in Investment Thesis Documents: A Technical Deep Dive](/xbtlin/ai-berkshire/thesis-drift-detect-investment-thesis-changes)

Discover how thesis-drift technically detects changes in investment thesis documents. It extracts evidence, recomputes data, and applies a deterministic assessment across five dimensions.

- Tags: deep-dive
- Published: 2026-07-26

### [What Is the Mirror Test in Investment Checklists? AI Berkshire’s 5-Sentence Rule Explained](/xbtlin/ai-berkshire/investment-checklist-mirror-test-evaluation)

Understand the mirror test in investment checklists. Learn AI Berkshire's 5-sentence rule to rigorously evaluate investments and prevent capital loss. Reject deals failing this test.

- Tags: deep-dive
- Published: 2026-07-26

### [How the Cross-Validation Tool Identifies Discrepancies in Financial Data Sources](/xbtlin/ai-berkshire/cross-validation-tool-financial-data-discrepancies)

Learn how the cross-validation tool detects financial data discrepancies by converting inputs to Decimals, computing medians, and flagging deviations exceeding a 2% tolerance.

- Tags: tutorial
- Published: 2026-07-26

### [How to Add a New Skill to the AI-Berkshire Framework: Required Components and Workflow](/xbtlin/ai-berkshire/add-new-skill-to-ai-framework)

Learn how to add a new skill to the AI-Berkshire framework. Discover the required markdown definition and scripting workflow for seamless integration and Codex compatibility.

- Tags: how-to-guide
- Published: 2026-07-26

### [How the Four-Master Investment Methodology Creates Analytical Tension in AI Berkshire](/xbtlin/ai-berkshire/four-master-methodology-analytical-tension)

Discover how the four-master investment methodology generates analytical tension in AI Berkshire by pitting diverse AI agents against each other for robust financial insights.

- Tags: deep-dive
- Published: 2026-07-26

### [Architectural Design of the Three-Layer AI System (Skills → Agents → Tools) in AI Berkshire](/xbtlin/ai-berkshire/ai-system-three-layer-architecture)

Explore AI Berkshire's three-layer architectural design: Skills for user intent, Agents for orchestration, and Tools for computation, enabling reproducible financial analysis.

- Tags: architecture
- Published: 2026-07-26

### [Why decimal.Decimal Is Used Over float for Financial Data Precision in Python](/xbtlin/ai-berkshire/decimal-vs-float-for-financial-data-precision)

Learn why Python's decimal Decimal is crucial for financial data precision, preventing errors common with float in market calculations and valuations.

- Tags: best-practices
- Published: 2026-07-26

### [How the AI Investment Team Coordinates Parallel Research Across Multiple Perspectives](/xbtlin/ai-berkshire/ai-investment-team-parallel-research-coordination)

Learn how the AI investment team coordinates parallel research using a declarative four-role framework with specialized agents. Discover how they synthesize outputs into auditable investment reports.

- Tags: how-to-guide
- Published: 2026-07-26

### [Understanding the Quick-Veto Criteria in the AI Berkshire Investment Framework](/xbtlin/ai-berkshire/what-are-quick-veto-criteria-ai-investment-framework)

Discover the quick-veto criteria in the AI Berkshire investment framework. Learn how these eight red-line rules immediately discard unsuitable investment candidates to safeguard your portfolio.

- Tags: deep-dive
- Published: 2026-07-25

### [How the Portfolio-Review Skill Manages and Optimizes Investment Portfolios](/xbtlin/ai-berkshire/how-portfolio-review-skill-manage-optimize-portfolios)

Discover how the portfolio-review skill optimizes investment portfolios. Learn about its six-stage pipeline for data normalization, risk analysis, and rebalancing recommendations.

- Tags: deep-dive
- Published: 2026-07-25

### [What Is the dyp-ask Skill and How Does It Simulate Duan Yongping’s Thinking?](/xbtlin/ai-berkshire/what-is-dyp-ask-skill-simulate-duan-yongping-thinking)

Discover the dyp-ask skill simulating Duan Yongping s thinking. Learn how this Claude-Code command injects a value-investing persona into LLMs for structured reasoning. Explore its implementation.

- Tags: deep-dive
- Published: 2026-07-25

### [How to Install and Configure Claude Code Commands for Development](/xbtlin/ai-berkshire/how-to-install-configure-claude-code-commands)

Install and configure Claude code commands for development easily. Follow our guide to set up the necessary directories and update your system PATH for seamless integration.

- Tags: how-to-guide
- Published: 2026-07-25

### [Difference Between Investment-Research and Investment-Team Skills in AI: A Complete Technical Guide](/xbtlin/ai-berkshire/difference-investment-research-vs-investment-team-skills-ai)

Explore the technical differences between investment-research and investment-team skills in AI. Understand how AI generates company reports and decision memos for investment committees. Learn more at xbtlin/ai-berkshire.

- Tags: deep-dive
- Published: 2026-07-25

### [How the wechat-article Skill Generates WeChat Articles: A 4-Phase Multi-Agent Workflow](/xbtlin/ai-berkshire/how-wechat-article-skill-generate-wechat-articles)

Discover how the wechat-article skill uses a 4-phase multi-agent workflow to generate polished WeChat articles from user topics research agents author personas and parallel editing.

- Tags: how-to-guide
- Published: 2026-07-25

### [Bottleneck-Hunter Skill: A Systematic Method to Identify Supply Chain Investment Opportunities](/xbtlin/ai-berkshire/what-is-bottleneck-hunter-skill-identify-supply-chain-opportunities)

Discover the Bottleneck-Hunter skill a Claude Code automation that uncovers supply chain investment opportunities by identifying scarce components through six quantitative criteria.

- Tags: how-to-guide
- Published: 2026-07-25

### [How the Quality-Screen Skill Filters Stocks in the AI-Berkshire Repository](/xbtlin/ai-berkshire/how-quality-screen-skill-functions-stock-filtering)

Discover how the quality-screen skill in xbtlin/ai-berkshire filters stocks using financial metrics and exemption rules. Learn about its Pass/Fail/Gray classifications.

- Tags: how-to-guide
- Published: 2026-07-25

### [How to Use Benford's Law Detection in financial_rigor.py for Anomaly Detection](/xbtlin/ai-berkshire/how-to-use-benfords-law-detection-financial-rigor-py)

Detect financial anomalies with Benford's Law detection in financial_rigor.py. Learn how this Python function uses MAD and Chi-square stats to analyze first-digit distributions. Explore the xbtlin/ai-berkshire repo.

- Tags: how-to-guide
- Published: 2026-07-25

### [Three-Scenario Valuation Method in `financial_rigor.py`: Exact-Decimal Price Projections](/xbtlin/ai-berkshire/what-is-three-scenario-valuation-method-financial-rigor-py)

Discover the three-scenario valuation method in financial_rigor.py. Project share prices with exact-decimal EPS and configurable P/E multiples for optimistic, neutral, and pessimistic growth.

- Tags: deep-dive
- Published: 2026-07-25

### [How to Use the financial-data Skill for Data Validation in AI Berkshire](/xbtlin/ai-berkshire/how-to-use-financial-data-skill-ai-data-validation)

Learn how to use the financial-data skill for data validation in AI Berkshire. Ensure accuracy with its two-source validation rule and automatic discrepancy flagging.

- Tags: how-to-guide
- Published: 2026-07-25

### [What Are the Six Gates in the Investment-Checklist Skill?](/xbtlin/ai-berkshire/what-are-six-gates-investment-checklist-skill)

Discover the six gates in the investment-checklist skill: Ability Circle, Good Business, Moat Depth, Management Trustworthiness, Price/Margin of Safety, and Position Discipline. Enhance your investment analysis.

- Tags: how-to-guide
- Published: 2026-07-25

### [How the earnings-review Skill Parses Primary Sources Like 10-K Filings in ai-berkshire](/xbtlin/ai-berkshire/how-earnings-review-skill-parse-10k-filings)

Learn how the earnings-review skill parses SEC 10-K filings from raw HTML and PDF into structured JSON for LLM analysis using Python libraries.

- Tags: how-to-guide
- Published: 2026-07-25

### [How the news-pulse Skill Performs Rapid News Attribution](/xbtlin/ai-berkshire/how-news-pulse-skill-perform-rapid-news-attribution)

Discover how the news-pulse skill achieves rapid news attribution. Learn how four parallel scout agents analyze events, regulations, peers, and sentiment for quick insights.

- Tags: how-to-guide
- Published: 2026-07-25

### [How to Use the thesis-drift Skill to Detect Changes in Investment Thesis](/xbtlin/ai-berkshire/how-to-use-thesis-drift-skill-detect-investment-thesis-changes)

Learn how to use the thesis-drift skill to detect significant changes in investment theses. Isolate valuation shifts, risk signals, and fact updates with this AI tool from xbtlin/ai-berkshire.

- Tags: how-to-guide
- Published: 2026-07-25

### [Difference Between Industry-Research and Industry-Funnel Skills in AI-Berkshire](/xbtlin/ai-berkshire/difference-industry-research-vs-industry-funnel-ai)

Discover the difference between industry-research and industry-funnel skills for AI development. Understand qualitative value-chain scanning versus quantitative market filtering to identify target companies.

- Tags: deep-dive
- Published: 2026-07-25

### [How to Use the /private-company-research Skill for Unlisted Companies in AI Berkshire](/xbtlin/ai-berkshire/how-to-use-private-company-research-skill-unlisted)

Discover how to use the private-company-research skill to generate deep research reports for unlisted companies like SpaceX. This AI Berkshire tool deploys specialist agents to gather and cross-validate scarce public data.

- Tags: how-to-guide
- Published: 2026-07-25

### [Information Richness Rating (A/B/C) in AI Investment Analysis: The ai-berkshire Framework](/xbtlin/ai-berkshire/what-is-information-richness-rating-ai-investment)

Understand the Information Richness Rating ABC in AI investment analysis. Learn how ai-berkshire classifies data reliability for investment insights, from verified A to assumption-heavy C.

- Tags: deep-dive
- Published: 2026-07-25

### [How the Industry-Funnel Skill Reduces 30-60 Stocks to 3 Final Picks](/xbtlin/ai-berkshire/how-industry-funnel-skill-reduces-stock-selection)

Learn how the industry-funnel skill refines 30-60 stocks to 3 final picks using a four-stage workflow and objective value criteria for smarter investing.

- Tags: deep-dive
- Published: 2026-07-25

### [How to Cross-Validate Financial Data from Multiple Sources Using the AI‑Berkshire Project](/xbtlin/ai-berkshire/how-to-cross-validate-financial-data-multiple-sources)

Cross-validate financial data from multiple sources with the AI-Berkshire project. This toolkit calculates median consensus and flags deviations to ensure data accuracy.

- Tags: how-to-guide
- Published: 2026-07-25

### [What Is the Mirror Test in AI and How to Pass It: The Complete AI Berkshire Guide](/xbtlin/ai-berkshire/what-is-ai-mirror-test-and-how-to-pass)

Understand the AI mirror test, a crucial validation rule for investment. Learn how to meet its five-sentence summary requirement to avoid automatic rejection in AI Berkshire evaluations.

- Tags: deep-dive
- Published: 2026-07-25

### [How the investment-team Skill Runs 4 Parallel AI Agents: A Technical Deep Dive](/xbtlin/ai-berkshire/how-does-investment-team-skill-run-4-parallel-ai-agents)

Discover how the investment-team skill runs 4 parallel AI agents concurrently using Task tool background execution for efficient business and financial analysis.

- Tags: deep-dive
- Published: 2026-07-25

### [How to Implement the Four-Master Investment Framework (Buffett · Munger · Duan · Li) in AI Berkshire](/xbtlin/ai-berkshire/how-do-i-implement-four-master-investment-framework)

Implement the four-master investment framework Buffett Munger Duan Li in AI Berkshire. Analyze business, moats, inversion, and trends for informed AI driven investment decisions.

- Tags: how-to-guide
- Published: 2026-07-25

### [How financial_rigor.py Verifies Market Cap with Exact Decimal Precision](/xbtlin/ai-berkshire/how-does-financial-rigor-py-verify-market-cap-with-exact-decimal-precision)

Discover how financial_rigor.py ensures exact market cap verification using Python's Decimal type to avoid floating-point errors. Learn about its precise calculation method.

- Tags: how-to-guide
- Published: 2026-07-25

### [Four Master Investment Methodologies in AI Berkshire: A Complete Guide](/xbtlin/ai-berkshire/what-are-four-master-investment-methodologies-ai-agents)

Explore four master investment methodologies powering AI Berkshire agents: value investing, mental models, commercial analysis, and long-term certainty. Understand AI driven investment strategies.

- Tags: how-to-guide
- Published: 2026-07-11

### [How to Install ai-berkshire Skills on Windows Using .bat Scripts](/xbtlin/ai-berkshire/how-to-install-ai-berkshire-skills-windows-bat-scripts)

Install ai-berkshire skills on Windows easily with .bat scripts. Generate artifacts from Markdown and deploy them to AI assistant directories quickly.

- Tags: how-to-guide
- Published: 2026-07-11

### [How to Implement the Bottleneck-Hunter Skill for Supply Chain Constraint Analysis](/xbtlin/ai-berkshire/how-to-implement-bottleneck-hunter-skill-supply-chain-constraints)

Learn to implement the bottleneck-hunter skill for supply chain constraint analysis. This AI workflow maps bottlenecks and identifies investment opportunities. Optimize your supply chain today.

- Tags: how-to-guide
- Published: 2026-07-11

### [How to Use the Industry-Research Skill for Supply Chain Analysis in AI-Berkshire](/xbtlin/ai-berkshire/how-to-use-industry-research-skill-supply-chain-analysis)

Master supply chain analysis with AI-Berkshire's industry-research skill. Learn the 7-step pipeline to build investment logic, validate hypotheses, and generate portfolio recommendations.

- Tags: how-to-guide
- Published: 2026-07-11

### [How to Set Up the deep-company-series Skill for Long-Form Research in AI Berkshire](/xbtlin/ai-berkshire/how-to-set-up-deep-company-series-skill-long-form-research)

Set up the deep-company-series skill for long-form AI research in Berkshire. Run the sync script and use the command with your company to get started easily.

- Tags: how-to-guide
- Published: 2026-07-11

### [How to Implement the wechat-article Skill for Generating Research Content](/xbtlin/ai-berkshire/how-to-implement-wechat-article-skill-generating-research-content)

Learn how to implement the wechat-article skill to transform topic descriptions into research-ready WeChat articles using AI agents. Automate content generation with ai-berkshire.

- Tags: how-to-guide
- Published: 2026-07-11

### [How to Run thesis-drift to Detect Changes in Investment Theses](/xbtlin/ai-berkshire/how-to-run-thesis-drift-detect-changes-investment-theses)

Learn how to run thesis-drift to detect changes in investment theses. Compare thesis versions and identify shifts in facts, valuation, management, red-lines, or moats. Get insights from xbtlin/ai-berkshire.

- Tags: how-to-guide
- Published: 2026-07-11

### [How to Use the Portfolio-Review Skill in AI Berkshire: A Complete Guide to Portfolio Management](/xbtlin/ai-berkshire/how-to-use-portfolio-review-skill-portfolio-management)

Master portfolio management with AI Berkshire's portfolio-review skill. Learn to transform holdings into audit reports and get rebalancing recommendations. Your complete guide.

- Tags: how-to-guide
- Published: 2026-07-11

### [How to Implement the Investment-Checklist with Buffett's Screening Process in AI-Berkshire](/xbtlin/ai-berkshire/how-to-implement-investment-checklist-buffetts-screening-process)

Implement Warren Buffett's investment checklist in AI-Berkshire. Discover a powerful screening process for evaluating businesses and generating auditable reports.

- Tags: how-to-guide
- Published: 2026-07-11

### [How to Sync Claude Code Commands to Codex Skills with sync-codex-skills.py](/xbtlin/ai-berkshire/how-to-sync-claude-code-commands-codex-skills-sync-codex-skills-py)

Easily sync Claude Code skill definitions to Codex format using the sync-codex-skills.py script. Automate conversions and streamline your AI development workflow.

- Tags: how-to-guide
- Published: 2026-07-11

### [How to Use the Management-Deep-Dive Skill to Evaluate Company Leadership](/xbtlin/ai-berkshire/how-to-use-management-deep-dive-skill-evaluate-company-leadership)

Master the management-deep-dive skill: an 8-step workflow to assess company leadership integrity, ability, capital allocation, and governance using public data.

- Tags: how-to-guide
- Published: 2026-07-11

### [How to Implement Benford's Law Detection for Financial Data Authenticity in Python](/xbtlin/ai-berkshire/how-to-implement-benfords-law-detection-financial-data-authenticity)

Learn how to implement Benford's Law detection for financial data authenticity using Python and the xbtlin/ai-berkshire repository. Detect anomalies with MAD and chi-square testing easily.

- Tags: how-to-guide
- Published: 2026-07-11

### [How to Use the Earnings-Review Skill to Read Financial Reports in AI-Berkshire](/xbtlin/ai-berkshire/how-to-use-earnings-review-skill-read-financial-reports)

Learn to read financial reports with the earnings-review skill in AI-Berkshire. Analyze data effectively by configuring permissions and using structured tool calls for automated insights.

- Tags: how-to-guide
- Published: 2026-07-11

### [How to Implement Private Company Research for Unlisted Companies in AI Berkshire](/xbtlin/ai-berkshire/how-to-implement-private-company-research-unlisted-companies-ai-berkshire)

Learn how AI Berkshire implements private company research for unlisted companies. Discover the multi-agent workflow and how to get a comprehensive markdown report.

- Tags: how-to-guide
- Published: 2026-07-11

### [How to Perform Three-Scenario Valuation Using financial_rigor.py: A Complete Guide](/xbtlin/ai-berkshire/how-to-perform-three-scenario-valuation-financial-rigor-py)

Learn to perform three scenario valuation using financial_rigor.py. Discover how to calculate optimistic, neutral, and pessimistic price targets with EPS growth and PE multiples.

- Tags: how-to-guide
- Published: 2026-07-11

### [How to Set Up the News-Pulse Skill for Stock Price Movement Attribution](/xbtlin/ai-berkshire/how-to-set-up-news-pulse-skill-stock-price-movement-attribution)

Learn how to set up the news-pulse skill for stock price movement attribution. Discover rapid analysis of stock swings with AI Berkshire's agent orchestration.

- Tags: how-to-guide
- Published: 2026-07-11

### [How to Configure decimal.Decimal for Financial Calculations in AI-Berkshire](/xbtlin/ai-berkshire/how-to-configure-decimal-decimal-financial-calculations-ai-berkshire)

Learn how to configure decimal.Decimal for precise financial calculations in AI-Berkshire. Eliminate floating-point drift with exact() for accurate monetary results.

- Tags: how-to-guide
- Published: 2026-07-11

### [How to Use the Quality-Screen Skill with Hard Indicators for Stock Filtering](/xbtlin/ai-berkshire/how-to-use-quality-screen-skill-hard-indicators-stock-filtering)

Master stock filtering with the quality-screen skill and hard indicators. Learn to automatically exclude low-quality stocks using key financial thresholds from xbtlin/ai-berkshire.

- Tags: how-to-guide
- Published: 2026-07-11

### [How to Implement a Thesis-Tracker for Investment Theses in AI-Berkshire](/xbtlin/ai-berkshire/how-to-implement-thesis-tracker-investment-theses)

Implement a markdown-driven thesis tracker for AI-Berkshire investment theses. Automatically assess and store hypothesis tables and health scores in version-controlled files. Enhance your investment workflow.

- Tags: how-to-guide
- Published: 2026-07-11

### [How to Use the Industry-Funnel Skill to Filter Stocks in ai-berkshire](/xbtlin/ai-berkshire/how-to-use-industry-funnel-skill-filter-stocks)

Learn how to use the industry-funnel skill in ai-berkshire to filter stocks. This powerful tool narrows 60 stocks to 3 high-conviction ideas using quantitative and qualitative analysis.

- Tags: how-to-guide
- Published: 2026-07-11

### [How to Cross-Validate Financial Data from Multiple Sources with tools/financial_rigor.py](/xbtlin/ai-berkshire/how-to-cross-validate-financial-data-multiple-sources-tools-financial-rigor-py)

Learn to cross-validate financial data from multiple sources using the financial_rigor.py script. Ensure data accuracy by identifying discrepancies with a configurable tolerance threshold.

- Tags: how-to-guide
- Published: 2026-07-11

### [How to Set Up Codex Skills from Claude Code Commands in ai-berkshire](/xbtlin/ai-berkshire/how-to-set-up-codex-skills-claude-code-commands-ai-berkshire)

Easily set up Codex skills from Claude Code commands in ai-berkshire. Clone the repo and run the install script to convert Markdown skills to Codex packages.

- Tags: how-to-guide
- Published: 2026-07-11

### [How to Use financial_rigor.py for Market Cap Validation in AI-Berkshire](/xbtlin/ai-berkshire/how-to-use-financial-rigor-py-market-cap-validation)

Learn to use financial_rigor.py for market cap validation in AI-Berkshire. This script ensures accuracy by comparing calculated and reported figures against a 5% threshold, returning a clear pass or fail.

- Tags: how-to-guide
- Published: 2026-07-11

### [How to Implement a Multi-Agent Investment Research Team in ai-berkshire](/xbtlin/ai-berkshire/how-to-implement-multi-agent-investment-research-team-ai-berkshire)

Learn to implement the multi-agent investment research team in ai-berkshire. Discover how cooperating agents, markdown skills, and JSON data create a powerful research tool. Get started today.

- Tags: how-to-guide
- Published: 2026-07-11

### [How the Agent Layer Orchestrates Team-Based Skills in AI Berkshire](/xbtlin/ai-berkshire/how-agent-layer-works-ai-berkshire-team-based-skills)

Explore how the AI Berkshire agent layer orchestrates team-based skills. Discover the team-lead skill coordinating autonomous sub-agents for complex research workflows.

- Tags: internals
- Published: 2026-07-10

### [Where to Find the Claude Code Behavior Guide for AI Berkshire](/xbtlin/ai-berkshire/where-find-claude-code-behavior-guide-ai-berkshire)

Find the Claude Code behavior guide for AI Berkshire in the CLAUDE.md file. Learn how Claude executes investment-research Skills at the repository root.

- Tags: how-to-guide
- Published: 2026-07-10

### [Where to Find the Codex Behavior Guide for AI Berkshire](/xbtlin/ai-berkshire/where-find-codex-behavior-guide-ai-berkshire)

Locate the Codex behavior guide for AI Berkshire within the AGENTS.md file in xbtlin/ai-berkshire. Discover Claude Code compatibility and Codex skill behavior rules.

- Tags: how-to-guide
- Published: 2026-07-10

### [How the Consensus Check Prevents Market Thinking Errors in AI-Berkshire](/xbtlin/ai-berkshire/how-consensus-check-prevents-market-thinking-errors)

Discover how the Consensus Check in the xbtlin/ai-berkshire repository prevents market thinking errors. It uses weighted median aggregation and input validation to neutralize cognitive biases.

- Tags: how-to-guide
- Published: 2026-07-10

### [What Is the Information Richness Rating (A/B/C) in AI Berkshire?](/xbtlin/ai-berkshire/what-is-information-richness-rating-in-ai-berkshire)

Understand the Information Richness Rating A/B/C in AI Berkshire. Learn how this transparency mechanism classifies company analyses by data quality and source verification. Maximize your insights.

- Tags: getting-started
- Published: 2026-07-10

### [How the Quick Rejection Checklist Works in AI Berkshire: A Binary Hard-Stop Filter](/xbtlin/ai-berkshire/how-quick-rejection-checklist-works-ai-berkshire)

Discover how AI Berkshire's Quick Rejection Checklist functions as a binary hard-stop filter. Understand its eight disqualifying conditions and learn why preventing mistakes is paramount.

- Tags: how-to-guide
- Published: 2026-07-10

### [Anti-Bias Mechanisms in AI Berkshire: A Multi-Layered Cognitive Defense System](/xbtlin/ai-berkshire/what-are-anti-bias-mechanisms-in-ai-berkshire)

Discover AI Berkshire's seven anti-bias mechanisms across its three-layer architecture. It flags cognitive traps, enforces cross-validation, and prevents overconfidence in investment analysis.

- Tags: deep-dive
- Published: 2026-07-10

### [How the Benford's Law Check Works in AI Berkshire: Implementation and Usage Guide](/xbtlin/ai-berkshire/how-benfords-law-check-works-ai-berkshire)

Learn how the Benford's Law check in AI Berkshire works. Discover its implementation using MAD and Chi-square statistics in tools/financial_rigor.py to find data anomalies.

- Tags: how-to-guide
- Published: 2026-07-10

### [What Is the Cross-Validate Tool in AI Berkshire? A Complete Guide to Financial Data Validation](/xbtlin/ai-berkshire/what-is-cross-validate-tool-ai-berkshire-used-for)

Explore the AI Berkshire cross-validate tool. Automatically compare financial data across sources, flag discrepancies, and ensure accurate valuations with a consensus median.

- Tags: how-to-guide
- Published: 2026-07-10

### [How AI Berkshire Calculates Valuation Metrics: Command-Line Financial Rigor Explained](/xbtlin/ai-berkshire/how-ai-berkshire-performs-valuation-metrics-calculation)

Learn how AI Berkshire calculates valuation metrics like P/E and P/B using its financial rigor command-line tool. Explore single and three-scenario forecasts for in-depth analysis.

- Tags: how-to-guide
- Published: 2026-07-10

### [What Is the verify-market-cap Function in AI Berkshire? Purpose and Usage](/xbtlin/ai-berkshire/purpose-of-verify-market-cap-function)

Learn how the verify-market-cap function in AI Berkshire recalculates and validates market cap by comparing reported data to actual share price and shares outstanding.

- Tags: api-reference
- Published: 2026-07-10

### [How AI Berkshire Ensures Exact Decimal Arithmetic](/xbtlin/ai-berkshire/how-ai-berkshire-ensures-exact-decimal-arithmetic)

AI Berkshire guarantees exact decimal arithmetic by converting all numbers to Decimal objects via string parsing. Avoid floating-point errors in your financial calculations.

- Tags: deep-dive
- Published: 2026-07-10

### [Financial Rigor Tools in AI Berkshire: A Complete Guide to the Validation Toolkit](/xbtlin/ai-berkshire/what-financial-rigor-tools-are-available-ai-berkshire)

Discover AI Berkshire's comprehensive Financial Rigor Toolkit. This guide details six command-line validators that ensure precise financial calculations by eliminating floating-point drift.

- Tags: how-to-guide
- Published: 2026-07-10

### [How AI Berkshire Integrates the Four-Master Methodology: A Technical Deep Dive](/xbtlin/ai-berkshire/how-ai-berkshire-integrates-four-master-methodology)

Discover how AI Berkshire integrates the Four-Master Methodology. This technical deep dive explains its Markdown-driven workflow, challenge prompts, and data validation for investment research.

- Tags: deep-dive
- Published: 2026-07-10

### [Claude Code vs Codex Usage in AI Berkshire: Key Differences Explained](/xbtlin/ai-berkshire/difference-between-claude-code-and-codex-usage-ai-berkshire)

Discover the key differences between Claude Code and Codex usage in AI Berkshire. Understand how they manage skills from Markdown source files vs sync scripts.

- Tags: deep-dive
- Published: 2026-07-10

### [How to Use the Portfolio-Review Skill in AI Berkshire: A Complete Guide](/xbtlin/ai-berkshire/how-to-use-the-portfolio-review-skill)

Master the portfolio-review skill in AI Berkshire. This guide details the seven-step pipeline for transforming holdings descriptions into data-driven audit reports. Learn to leverage its power today.

- Tags: how-to-guide
- Published: 2026-07-10

### [How to Use the Industry-Funnel Skill in AI-Berkshire for Value Investing Research](/xbtlin/ai-berkshire/how-to-use-the-industry-funnel-skill)

Master the industry-funnel skill in AI-Berkshire to refine your value investing research. Discover how this quantitative tool narrows themes to three top candidates using Claude Code or Codex.

- Tags: how-to-guide
- Published: 2026-07-10

### [How to Use the Investment-Team Skill in AI-Berkshire: Multi-Agent Research Workflow](/xbtlin/ai-berkshire/how-to-use-the-investment-team-skill)

Discover how to use the investment-team skill in AI-Berkshire to run a parallel multi-agent research workflow and generate audited investment reports. Mirror top investor frameworks.

- Tags: how-to-guide
- Published: 2026-07-10

### [How to Use the Investment-Research Skill in AI Berkshire: A Complete Guide](/xbtlin/ai-berkshire/how-to-use-the-investment-research-skill)

Master the investment-research skill in AI Berkshire. Generate audited valuation reports with this comprehensive guide covering the seven-step workflow. Learn to analyze public companies effectively.

- Tags: how-to-guide
- Published: 2026-07-10

### [What Are the Available Skills in AI Berkshire? A Complete Guide to the I-6 Framework](/xbtlin/ai-berkshire/what-are-the-available-skills-in-ai-berkshire)

Discover AI Berkshire's six core I-6 skills: investment research, industry research, financial data, earnings, portfolio, and bottleneck hunter. Master your investment workflow with this comprehensive guide.

- Tags: getting-started
- Published: 2026-07-10

### [How to Install AI Berkshire for Codex AI: A Complete Setup Guide](/xbtlin/ai-berkshire/how-to-install-ai-berkshire-for-codex-ai)

Install AI Berkshire for Codex AI easily. Follow our complete setup guide to clone the repository, generate skills, and deploy them to empower your Codex client.

- Tags: getting-started
- Published: 2026-07-10

### [How to Install AI Berkshire for Claude Code](/xbtlin/ai-berkshire/how-to-install-ai-berkshire-for-claude-code)

Install AI Berkshire for Claude Code effortlessly. Clone the repo and run the install script to add markdown skills and utility scripts, enhancing your Claude experience.

- Tags: how-to-guide
- Published: 2026-07-10

### [Does AI Berkshire Ship Pre-Trained Models? A Complete Technical Analysis](/xbtlin/ai-berkshire/are-there-pre-trained-models-available-for-ai-berkshire)

Discover if AI Berkshire ships pre-trained models. Learn how this technical analysis reveals it interfaces with external LLMs, not providing its own model checkpoints.

- Tags: technical-analysis
- Published: 2026-07-09

### [What Libraries Are Used for Model Implementation in AI Berkshire?](/xbtlin/ai-berkshire/what-libraries-used-for-model-implementation-in-ai-berkshire)

Discover AI Berkshire's unique approach to model implementation. Learn how it bypasses traditional libraries like PyTorch and TensorFlow, leveraging Claude Code for AI operations.

- Tags: deep-dive
- Published: 2026-07-09

### [AI Berkshire Models Input and Output Formats: Complete Technical Guide](/xbtlin/ai-berkshire/input-and-output-formats-for-ai-berkshire-models)

Explore AI Berkshire models input and output formats. Learn how plain-text commands generate formatted Markdown documents with tables, scores, and reproducible calculations.

- Tags: technical-guide
- Published: 2026-07-09

### [How to Add a New AI Model to AI Berkshire: A Complete Integration Guide](/xbtlin/ai-berkshire/how-to-add-new-ai-model-to-ai-berkshire)

Integrate new AI models into AI Berkshire. Follow this guide to set environment variables, reference skills, and regenerate Codex wrappers for seamless addition.

- Tags: how-to-guide
- Published: 2026-07-09

### [AI Architectures Supported by AI Berkshire: A Complete Guide](/xbtlin/ai-berkshire/what-kind-of-ai-architectures-are-supported-by-ai-berkshire)

Discover AI Berkshire's support for OpenAI GPT, Claude, Gemini, DeepSeek & custom LLMs. Explore compatible AI architectures with this comprehensive guide from xbtlin/ai-berkshire.

- Tags: how-to-guide
- Published: 2026-07-09

### [The Role of `models.py` in AI Berkshire: Repository Architecture Explained](/xbtlin/ai-berkshire/role-of-models-py-in-ai-berkshire)

Discover why AI Berkshire lacks a models.py file. Learn how financial modeling logic is integrated within the tools directory for effective repository architecture.

- Tags: architecture
- Published: 2026-07-09

### [How Configurations Are Managed in AI Berkshire: A Complete Guide](/xbtlin/ai-berkshire/how-are-configurations-managed-in-ai-berkshire)

Discover how AI Berkshire manages configurations using a decentralized approach with GitHub issue templates, CLI args, JSON, and environment variables. Learn more.

- Tags: how-to-guide
- Published: 2026-07-09

### [What Is the Purpose of the config.py File in AI Berkshire?](/xbtlin/ai-berkshire/purpose-of-config-py-file-in-ai-berkshire)

Discover why AI Berkshire omits config.py, using environment variables and module constants for configuration and secrets management. Learn about its flexible setup.

- Tags: how-to-guide
- Published: 2026-07-09

### [How to Run Tests for AI Berkshire: Validating the Research Codebase](/xbtlin/ai-berkshire/how-to-run-tests-for-ai-berkshire)

Discover how to run tests for AI Berkshire by executing audit scripts and validation commands. Ensure research outputs and data integrity are sound.

- Tags: testing
- Published: 2026-07-09

### [What Are the Dependencies for AI Berkshire? A Complete Python Requirements Guide](/xbtlin/ai-berkshire/what-are-dependencies-for-ai-berkshire)

Discover the AI Berkshire dependencies. Learn about Python 3 and Playwright requirements to set up this AI project efficiently. Get your complete guide now.

- Tags: getting-started
- Published: 2026-07-09

### [What Programming Language Is Used in AI Berkshire?](/xbtlin/ai-berkshire/what-programming-language-is-used-in-ai-berkshire)

Discover the programming language powering AI Berkshire. Learn how Python's extensive data science libraries drive financial research pipelines for this innovative project.

- Tags: getting-started
- Published: 2026-07-09

### [AI Berkshire Core Features: Modular Agent-Driven Investment Research Framework Explained](/xbtlin/ai-berkshire/what-are-core-features-of-ai-berkshire)

Explore AI Berkshire, a modular agent-driven investment research framework. Discover its 18 core skills, four AI agents, and precision tools for superior financial analysis.

- Tags: deep-dive
- Published: 2026-07-09

### [AI-Berkshire Use Cases: Multi-Agent Value Investing Framework Explained](/xbtlin/ai-berkshire/use-cases-for-ai-berkshire-project)

Explore AI-Berkshire use cases for AI-driven value investing. This framework uses four AI agents for deep fundamental analysis, portfolio monitoring, and financial data validation.

- Tags: deep-dive
- Published: 2026-07-08

### [Security Considerations for AI-Berkshire: Protecting Financial Data and API Credentials](/xbtlin/ai-berkshire/security-considerations-for-ai-berkshire)

Explore AI-Berkshire security considerations for protecting financial data and API credentials. Learn how its defense-in-depth model safeguards your information.

- Tags: security
- Published: 2026-07-08

### [How to Report a Bug or Issue in AI Berkshire: Complete GitHub Workflow](/xbtlin/ai-berkshire/how-to-report-bug-in-ai-berkshire)

Learn how to report a bug or issue in ai-berkshire using GitHub Issues. Follow our guide for templates, reproducible examples, and efficient diagnostics to improve the AI model.

- Tags: how-to-guide
- Published: 2026-07-08

### [AI-Berkshire Integration with External Platforms: Claude Code, OpenAI Codex, and Custom APIs](/xbtlin/ai-berkshire/ai-berkshire-integration-with-other-platforms)

Explore AI-Berkshire integration with Claude Code, OpenAI Codex, and custom APIs. Connect external platforms without core code changes using our flexible architecture.

- Tags: api-reference
- Published: 2026-07-08

### [How to Test the Different Skills in AI Berkshire: A Complete Guide](/xbtlin/ai-berkshire/how-to-test-skills-in-ai-berkshire)

Learn how to test AI Berkshire skills by installing integration scripts and invoking slash commands via Codex or Claude Code to run agent workflows and generate markdown reports.

- Tags: how-to-guide
- Published: 2026-07-08

### [Dependencies for the AI Berkshire Project: Complete Installation Guide](/xbtlin/ai-berkshire/dependencies-for-ai-berkshire-project)

Install the AI Berkshire project with this guide. Discover essential dependencies like Python 3 and Playwright for AI web scraping. Get started now.

- Tags: getting-started
- Published: 2026-07-08

### [How to Customize Skills in AI Berkshire: A Step-by-Step Developer Guide](/xbtlin/ai-berkshire/how-to-customize-skills-in-ai-berkshire)

Customize AI Berkshire skills by editing Markdown files in skills/ and regenerating Codex artifacts. Follow this developer guide from xbtlin/ai-berkshire for easy customization.

- Tags: how-to-guide
- Published: 2026-07-08

### [How to Deploy the AI-Berkshire System: Complete Installation Guide for Claude Code and Codex](/xbtlin/ai-berkshire/how-to-deploy-ai-berkshire-system)

Deploy the ai-berkshire system with ease. Follow our complete installation guide for Claude Code or Codex CLI and clone the xbtlin/ai-berkshire repository to unlock its investment research skills.

- Tags: how-to-guide
- Published: 2026-07-08

### [Prerequisites to Use the AI Berkshire Project: Complete Setup Guide](/xbtlin/ai-berkshire/prerequisites-to-use-ai-berkshire)

Discover the prerequisites for the AI Berkshire project. Learn what you need including compatible AI clients, Node.js, Python, and Git to get started.

- Tags: getting-started
- Published: 2026-07-08

### [What AI Models Are Integrated into ai-berkshire? A Complete Technical Breakdown](/xbtlin/ai-berkshire/ai-models-integrated-ai-berkshire)

Explore the AI models integrated into ai-berkshire including GPT-4/5, Claude 3.5/4, Gemini, Qwen-3-Max, and GLM variants. Discover how these models automate financial research.

- Tags: deep-dive
- Published: 2026-07-08

### [AI-Berkshire Project Structure: A Three-Layer Framework for Financial Analysis](/xbtlin/ai-berkshire/project-structure-ai-berkshire)

Explore the AI-Berkshire project structure. Discover its three-layer framework for financial analysis, separating Skills, orchestration, and Tools for efficient development.

- Tags: architecture
- Published: 2026-07-08

### [What Programming Languages Are Used in AI Berkshire?](/xbtlin/ai-berkshire/programming-languages-used-in-ai-berkshire)

Discover the programming languages powering AI Berkshire. Explore how Python is used for analytical tools, data scraping, and automation scripts in the xbtlin/ai-berkshire repository.

- Tags: best-practices
- Published: 2026-07-08

### [Can I Contribute to the AI Berkshire Project? A Complete Guide](/xbtlin/ai-berkshire/how-to-contribute-to-ai-berkshire)

Contribute to the ai-berkshire project by forking the xbtlin/ai-berkshire GitHub repo and submitting pull requests to add skills, financial tools, or docs.

- Tags: how-to-guide
- Published: 2026-07-08

### [Core Functionalities of the ai-berkshire Project: A Modular Investment Research Framework](/xbtlin/ai-berkshire/core-functionalities-ai-berkshire)

Explore the core functionalities of ai-berkshire, a modular framework empowering investors with AI agents and precision tools for advanced research.

- Tags: deep-dive
- Published: 2026-07-08

### [How to Set Up the AI-Berkshire Project Locally: Complete Installation Guide](/xbtlin/ai-berkshire/how-to-set-up-ai-berkshire-locally)

Set up the ai-berkshire project locally with our complete installation guide. Install Claude Code or Codex CLI, clone the repository, and deploy investment-research Skills easily.

- Tags: how-to-guide
- Published: 2026-07-08

### [How to Deploy Updated Skills in the AI-Berkshire Environment: A Complete Guide](/xbtlin/ai-berkshire/process-deploying-updated-skills-ai-berkshire-environment)

Deploy updated skills in the ai-berkshire environment by editing Markdown files, syncing packages, installing them, and restarting your Claude or Codex client. Follow our complete guide.

- Tags: how-to-guide
- Published: 2026-07-07

### [How to Contribute Skills to the AI Berkshire Repository: A Complete Guide](/xbtlin/ai-berkshire/guidelines-contributing-skills-ai-berkshire-repository)

Learn how to contribute skills to the ai-berkshire repository. Follow simple steps to edit markdown files, open pull requests, and sync your changes for maximum compatibility.

- Tags: how-to-guide
- Published: 2026-07-07

### [How ai-berkshire Manages State Across Different Skill Interactions: A Technical Deep Dive](/xbtlin/ai-berkshire/manage-state-skill-interactions-ai-berkshire)

Learn how ai-berkshire manages state across skill interactions by exporting and reloading browser sessions via JSON files. Maintain authentication and resume operations seamlessly.

- Tags: deep-dive
- Published: 2026-07-07

### [Recommended Structure for a Skill File in ai-berkshire: The Complete Guide](/xbtlin/ai-berkshire/skill-file-structure-ai-berkshire)

Learn the recommended structure for an ai-berkshire skill file. Our guide details the 10-section template including headers arguments data collection verification and audit requirements for optimal organization.

- Tags: how-to-guide
- Published: 2026-07-07

### [How to Add a New Skill to the AI-Berkshire Project: A Complete Guide](/xbtlin/ai-berkshire/how-to-add-new-skill-ai-berkshire)

Easily add a new skill to the ai-berkshire project. Follow our guide to create a Markdown file, run sync scripts, and generate prompts for seamless integration.

- Tags: how-to-guide
- Published: 2026-07-07

### [How AI Berkshire Ensures Financial Calculation Accuracy: Inside the Financial Rigor Toolkit](/xbtlin/ai-berkshire/how-does-ai-berkshire-ensure-financial-calculation-accuracy)

Discover how AI Berkshire guarantees financial calculation accuracy. Explore its verified computation pipeline, exact decimal arithmetic, and domain-specific verifiers in the Financial Rigor Toolkit.

- Tags: deep-dive
- Published: 2026-07-06

### [How AI Berkshire Handles Thesis Drift Analysis: A Claude Code Skill Deep Dive](/xbtlin/ai-berkshire/how-does-ai-berkshire-handle-thesis-drift-analysis)

AI Berkshire uses a Claude Code skill to analyze thesis drift by comparing report versions, extracting structured evidence, and validating numbers to identify factual shifts in valuation, risk, and assumptions, ignoring minor w...

- Tags: deep-dive
- Published: 2026-07-06

### [How the AI Berkshire Industry Funnel Skill Screens Companies: A 5-Stage Pipeline](/xbtlin/ai-berkshire/how-does-the-ai-berkshire-industry-funnel-skill-screen-companies)

Discover how the AI Berkshire industry funnel screens companies through a 5-stage pipeline, narrowing 60 potential targets to 3 investable companies using quantitative and qualitative analysis.

- Tags: how-to-guide
- Published: 2026-07-06

### [How AI Berkshire Performs Industry Research from an Investment Theme: A 10-Stage Systematic Pipeline](/xbtlin/ai-berkshire/how-does-ai-berkshire-perform-industry-research-from-an-investment-theme)

AI Berkshire performs industry research from an investment theme using a 10-stage pipeline blending Buffett's philosophies with automated data validation for smarter investment decisions. Learn more.

- Tags: how-to-guide
- Published: 2026-07-06

### [How AI Berkshire Performs Earnings Reviews: A 9-Step Automated Workflow](/xbtlin/ai-berkshire/how-does-ai-berkshire-perform-earnings-reviews)

Discover how AI Berkshire automates earnings reviews using a 9-step pipeline for in depth investment report generation. Learn about its document retrieval, financial validation, and auditing processes.

- Tags: how-to-guide
- Published: 2026-07-06

### [Research Framework for Unlisted Companies in AI Berkshire: A Multi-Agent Architecture](/xbtlin/ai-berkshire/what-is-the-research-framework-for-unlisted-companies-in-ai-berkshire)

Discover the AI Berkshire research framework for unlisted companies. This multi-agent architecture orchestrates specialized agents for validated investment reports from fragmented data.

- Tags: architecture
- Published: 2026-07-06

### [How AI Berkshire Conducts Deep Dives into Management Teams: A Parallel-Agent Architecture](/xbtlin/ai-berkshire/how-does-ai-berkshire-conduct-deep-dives-into-management-teams)

Discover how AI Berkshire analyzes management teams using parallel agents. Learn its approach to assessing CEO ability, capital allocation, governance, and reputation for a comprehensive score.

- Tags: how-to-guide
- Published: 2026-07-06

### [How the AI Berkshire Investment Team Skill Simulates a Professional Investment Research Team](/xbtlin/ai-berkshire/how-does-the-ai-berkshire-investment-team-skill-simulate-an-investment-research-team)

Discover how the AI Berkshire investment team skill simulates professional research using a nine-stage multi-agent workflow, specialized roles, master investor models, and automated validation to deliver institutional-grade ana...

- Tags: how-to-guide
- Published: 2026-07-06

### [How AI Berkshire Performs Multi-Source Cross-Validation for Financial Data](/xbtlin/ai-berkshire/how-does-ai-berkshire-perform-multi-source-cross-validation-for-key-data)

AI Berkshire ensures financial data accuracy with multi-source cross-validation. Discover its automated statistical analysis and human-verified audits for reliable insights.

- Tags: how-to-guide
- Published: 2026-07-06

### [How AI Berkshire Handles AI Research Bias: A Two-Layer Framework](/xbtlin/ai-berkshire/how-does-ai-berkshire-handle-ai-research-bias)

AI Berkshire tackles AI research bias with a two-layer framework. Discover how Information-Richness Ratings and a Bias-Awareness Checklist ensure fair AI development.

- Tags: how-to-guide
- Published: 2026-07-06

### [Investment Masters' Methodologies Integrated in AI Berkshire: The Four Pillars](/xbtlin/ai-berkshire/what-investment-masters-methodologies-are-integrated-in-ai-berkshire)

Discover how AI Berkshire integrates investment methodologies from Buffett Munger Duan Yongping and Li Lu Explore the four pillars of this unified analysis pipeline.

- Tags: deep-dive
- Published: 2026-07-06

### [How to Sync Codex Skills After Modifying AI Berkshire Skills Files](/xbtlin/ai-berkshire/how-to-sync-codex-skills-after-modifying-ai-berkshire-skills-files)

Sync Codex skills after editing AI Berkshire skills files by running python3 scripts/sync-codex-skills.py. Regenerate skill packages efficiently.

- Tags: how-to-guide
- Published: 2026-07-06

### [How to Install Claude Code Commands for AI Berkshire: A Complete Guide](/xbtlin/ai-berkshire/how-to-install-claude-code-commands-for-ai-berkshire)

Install Claude Code commands for AI Berkshire effortlessly. Follow our complete guide to set up the xbtlin/ai-berkshire repository and integrate AI skills seamlessly.

- Tags: how-to-guide
- Published: 2026-07-06

### [How AI Berkshire's thesis-tracker Monitors Investment Thesis Validity](/xbtlin/ai-berkshire/thesis-tracker-skill-monitor-investment-thesis-validity)

Discover how AI Berkshire's thesis-tracker skill monitors investment thesis validity using a four-layer automated system that scores thesis health against quantitative triggers and red-line conditions.

- Tags: how-to-guide
- Published: 2026-07-05

### [How the AI Berkshire portfolio-review Skill Transforms Position Management](/xbtlin/ai-berkshire/portfolio-review-skill-position-management-ai-berkshire)

Discover how the AI Berkshire portfolio-review skill rebalances positions with disciplined decision-making. Analyze risks, stress-test scenarios, and get actionable recommendations for optimized portfolio management.

- Tags: how-to-guide
- Published: 2026-07-05

### [Warren Buffett Margin of Safety in AI Berkshire: Implementation Guide](/xbtlin/ai-berkshire/margin-of-safety-warren-buffett-ai-berkshire)

Discover Warren Buffett's margin of safety in AI Berkshire. Learn how this AI system buys stocks at 80% of intrinsic value using automated DCF and checklists. Implement this value investing strategy.

- Tags: how-to-guide
- Published: 2026-07-05

### [How Duan Yongping's Perspective on the Right Business Powers AI Berkshire's Investment Analysis](/xbtlin/ai-berkshire/duan-yongping-perspective-right-business-ai-berkshire)

Discover how AI Berkshire applies Duan Yongping's 'right business' philosophy to investment analysis using reproducible agent workflows and core criteria like differentiation and moat.

- Tags: deep-dive
- Published: 2026-07-05

### [Can AI Berkshire Be Used for Investment Advice or Is It Only for Learning?](/xbtlin/ai-berkshire/ai-berkshire-investment-advice-vs-learning-purposes)

Discover if AI Berkshire offers investment advice or is solely for learning. This research framework generates investment reports but does not provide financial advice. Learn more about its capabilities.

- Tags: tutorial
- Published: 2026-07-05

### [AI Berkshire Performance Track Records: Real-Money Returns and Benchmark Analysis](/xbtlin/ai-berkshire/ai-berkshire-documented-performance-track-records)

Discover AI Berkshire's verified performance track records. See real-money returns of +69.29% (2024) and +66.38% (2025), outperforming the S&P 500 significantly. Analyze audited results.

- Tags: performance
- Published: 2026-07-05

### [How AI Berkshire Implements Benford's Law for Financial Data Validation](/xbtlin/ai-berkshire/benfords-law-implementation-ai-berkshire-data-validation)

Discover how AI Berkshire uses Benford's Law to validate financial data. Learn how this statistical principle detects errors and manipulation in datasets.

- Tags: how-to-guide
- Published: 2026-07-05

### [How the Cross-Validation Function in AI Berkshire Ensures Data Consistency](/xbtlin/ai-berkshire/cross-validation-function-ai-berkshire-data-consistency)

Discover how AI Berkshire's cross_validate function ensures data consistency. It uses Decimal types, median values, and tolerance thresholds to guarantee accuracy. Learn more in the repository.

- Tags: how-to-guide
- Published: 2026-07-05

### [Market Cap Verification in AI Berkshire: How It Detects Financial Data Errors](/xbtlin/ai-berkshire/market-cap-verification-ai-berkshire-financial-rigor)

Discover how AI Berkshire's market cap verification detects financial data errors using exact decimal arithmetic. Learn more about its accuracy.

- Tags: how-to-guide
- Published: 2026-07-05

### [How AI Berkshire's Tool Layer Prevents Common AI Arithmetic Errors in Financial Analysis](/xbtlin/ai-berkshire/ai-berkshire-tool-layer-prevent-arithmetic-errors)

AI Berkshire's Tool Layer prevents AI arithmetic errors in financial analysis using an exact-decimal engine. Ensure accuracy and eliminate floating-point drift.

- Tags: deep-dive
- Published: 2026-07-05

### [Understanding the Four Master Investor Perspectives Used in AI Berkshire](/xbtlin/ai-berkshire/four-master-investor-perspectives-ai-berkshire)

Explore the four master investor perspectives Duan Yongping, Warren Buffett, Charlie Munger, and Li Lu used in AI Berkshire for balanced investment analysis. Learn their strategies.

- Tags: deep-dive
- Published: 2026-07-05

### [How the Industry-Funnel Skill Filters Investment Opportunities in AI-Berkshire](/xbtlin/ai-berkshire/industry-funnel-skill-filtering-investment-opportunities)

Discover how the industry-funnel skill in AI-Berkshire refines thousands of stocks into a focused investment list using declarative sector, liquidity, valuation, and growth filters.

- Tags: deep-dive
- Published: 2026-07-05

### [What Is the earnings-review Skill? A Primary-Source Analysis Tool for Financial Filings](/xbtlin/ai-berkshire/earnings-review-skill-vs-secondary-research)

Discover the earnings-review skill for direct analysis of financial filings like 10-Ks and 10-Qs. Understand company performance from primary sources, not summaries.

- Tags: deep-dive
- Published: 2026-07-05

### [How to Use the Investment-Research Skill in AI Berkshire for Comprehensive Analysis](/xbtlin/ai-berkshire/use-investment-research-skill-comprehensive-analysis)

Unlock comprehensive investment analysis with AI Berkshire's /investment-research skill. Get structured reports synthesizing top investor philosophies and cross-validated data.

- Tags: how-to-guide
- Published: 2026-07-05

### [What Are the 19 Specialized Skills in the AI Berkshire Framework?](/xbtlin/ai-berkshire/19-specialized-skills-ai-berkshire-framework)

Explore the flexible, modular AI Berkshire framework. Discover how its stand-alone skills defined in Markdown files power investment analysis workflows via slash commands.

- Tags: deep-dive
- Published: 2026-07-05

### [What Civilization Trends Does Li Lu Emphasize in AI Berkshire?](/xbtlin/ai-berkshire/lee-jinu-perspective-civilization-trends-ai-berkshire)

Discover Li Lu's AI Berkshire insights on civilization trends. Learn how digital consumption shapes long-term societal shifts and identify companies poised for lasting growth beyond short-term waves.

- Tags: deep-dive
- Published: 2026-07-05

### [How AI Berkshire Incorporates Charlie Munger's Inverse Thinking into Investment Analysis](/xbtlin/ai-berkshire/ai-berkshire-charlie-munger-inverse-thinking)

AI Berkshire applies Charlie Munger's inverse thinking to investment analysis by asking "How could this company die?" Discover how this AI flags weak moats and avoids poor investments.

- Tags: how-to-guide
- Published: 2026-07-05

### [Investment Philosophies of the Four Master Investors in AI Berkshire: Buffett, Munger, Duan Yongping, and Li Lu Explained](/xbtlin/ai-berkshire/investment-philosophies-four-master-investors-ai-berkshire)

Discover the distinct investment philosophies of Buffett, Munger, Duan Yongping, and Li Lu encoded in AI Berkshire. Explore their unique approaches to value, risk, business models, and trends for smarter investing.

- Tags: deep-dive
- Published: 2026-07-05

### [How Skill Layer Prompts Are Structured for Claude Code and Codex Compatibility](/xbtlin/ai-berkshire/skill-layer-prompts-claude-code-codex-compatibility)

Discover how AI Berkshire structures Skill Layer prompts for Claude Code and Codex compatibility. Learn about our three-layer architecture and synchronized skill management.

- Tags: how-to-guide
- Published: 2026-07-05

### [What Is the Agent Layer in AI Berkshire and How Does It Facilitate Research?](/xbtlin/ai-berkshire/ai-berkshire-agent-layer-research-facilitation)

Discover the Agent Layer in AI Berkshire. This core component orchestrates master agents for parallel research, cross-validation, and efficient synthesis into investment reports. Learn how it boosts research capabilities.

- Tags: deep-dive
- Published: 2026-07-05

### [How AI Berkshire Ensures Financial Data Accuracy with Its Tool Layer](/xbtlin/ai-berkshire/ai-berkshire-financial-data-accuracy-tool-layer)

Discover how AI Berkshire ensures financial data accuracy using its Tool Layer. Explore exact decimal arithmetic, cross-source validation, and Benford's Law analysis for verifiably precise financial figures.

- Tags: internals
- Published: 2026-07-05

### [AI Berkshire Core Architecture: Understanding the Three-Layer Design (Skill, Agent, Tool)](/xbtlin/ai-berkshire/ai-berkshire-core-architecture-three-layers)

Explore the AI Berkshire core architecture with its three layers Skill Agent Tool. Discover how this design generates decision-ready investment research instead of generic AI summaries.

- Tags: architecture
- Published: 2026-07-05

### [How AI Berkshire Implements Warren Buffett's Value Investing Principles: A Six-Gate Technical Framework](/xbtlin/ai-berkshire/how-ai-berkshire-implements-warren-buffett-value-investing)

Discover how AI Berkshire applies Warren Buffett's value investing principles with its six-gate technical framework for discipline, moat verification, and safety margin calculations.

- Tags: how-to-guide
- Published: 2026-07-05

### [How to Set Up a Development Environment for AI Berkshire: Complete Setup Guide](/xbtlin/ai-berkshire/setup-development-environment-ai-berkshire)

Set up your AI Berkshire development environment easily. Clone the repo, install dependencies, run scripts, and sync skills for the multi-agent investment research framework.

- Tags: how-to-guide
- Published: 2026-07-04

### [Main Benefits of Using AI-Berkshire for Financial Tasks: A Production-Grade Investment Framework](/xbtlin/ai-berkshire/benefits-using-ai-berkshire-financial-tasks)

Discover AI-Berkshire's benefits for financial tasks. It creates structured, reproducible investment research using four AI agents and a validation pipeline for decision-ready analysis.

- Tags: deep-dive
- Published: 2026-07-04

### [How Financial Data Privacy Is Handled in ai-berkshire: Public Data and Cross-Validation](/xbtlin/ai-berkshire/financial-data-privacy-handled-ai-berkshire)

Discover how ai-berkshire protects financial data privacy by using public data and cross-validation from independent sources, ensuring security and transparency.

- Tags: how-to-guide
- Published: 2026-07-04

### [What Programming Languages and Libraries Are Used in ai-berkshire?](/xbtlin/ai-berkshire/programming-languages-libraries-used-ai-berkshire)

Explore the programming languages and libraries powering ai-berkshire. Discover Python, Playwright, argparse, decimal, and Bash scripts for investment research and automation.

- Tags: internals
- Published: 2026-07-04

### [Where to Find Tutorials and Guides for AI Berkshire: Complete Documentation Guide](/xbtlin/ai-berkshire/tutorials-guides-using-ai-berkshire)

Discover AI Berkshire tutorials and guides within the xbtlin/ai-berkshire repository. Access comprehensive documentation in README.md, skills, and tools folders.

- Tags: tutorial
- Published: 2026-07-04

### [What Are the Typical Use Cases for the AI Berkshire Project?](/xbtlin/ai-berkshire/typical-use-cases-ai-berkshire-project)

Discover the AI Berkshire project's typical use cases. Explore its AI-driven framework for financial analysis, company research, news attribution, and portfolio monitoring.

- Tags: getting-started
- Published: 2026-07-04

### [How to Test the Effectiveness of the financial_rigor.py Module in ai-berkshire](/xbtlin/ai-berkshire/how-to-test-effectiveness-financial-rigor-py)

Learn how to test the effectiveness of the financial_rigor.py module in ai-berkshire. Implement unit tests, verify CLI integration, and handle edge cases for robust validation.

- Tags: testing
- Published: 2026-07-04

### [What Kind of Output Does the `financial_rigor.py` Script Produce?](/xbtlin/ai-berkshire/output-of-financial-rigor-py-script)

Discover the output of the financial_rigor.py script. Get human-readable text reports and Python dictionaries of financial metrics for easy analysis and integration.

- Tags: internals
- Published: 2026-07-04

### [Documentation of Algorithms in AI Berkshire's `financial_rigor.py`: A Complete Technical Guide](/xbtlin/ai-berkshire/documentation-algorithms-financial-rigor-py)

Explore algorithms in financial_rigor.py within the xbtlin/ai-berkshire repository. This guide details exact arithmetic for market-cap, valuation, fraud detection, and projections.

- Tags: deep-dive
- Published: 2026-07-04

### [How Are the Key Skills in ai-berkshire Trained or Developed? A Prompt-Engineering Guide](/xbtlin/ai-berkshire/how-key-skills-ai-berkshire-trained)

Discover how ai-berkshire skills are developed using prompt-driven instructions and markdown files, not traditional model retraining. Learn about this innovative approach.

- Tags: how-to-guide
- Published: 2026-07-04

### [Limitations of the financial_rigor.py Tool: 10 Critical Constraints in the ai-berkshire Repository](/xbtlin/ai-berkshire/limitations-of-financial-rigor-py-tool)

Explore the 10 critical constraints of financial_rigor.py in the ai-berkshire repository. Discover its limitations in data entry, error handling, and processing capabilities.

- Tags: deep-dive
- Published: 2026-07-04

### [How AI-Berkshire Handles Large Financial Datasets: Stream-Oriented Python Architecture](/xbtlin/ai-berkshire/how-ai-berkshire-handles-large-financial-datasets)

Discover how AI-Berkshire processes large financial datasets using a stream-oriented Python architecture. Learn about its efficient API calls and disk streaming for optimal performance.

- Tags: architecture
- Published: 2026-07-04

### [How to Integrate Key Skills into the AI Berkshire Project: A Complete Guide](/xbtlin/ai-berkshire/examples-integrating-key-skills-ai-berkshire)

Learn to integrate key skills into the AI Berkshire project by running the sync script. This guide shows how to generate Codex-compatible wrappers and invoke them for powerful AI integration.

- Tags: how-to-guide
- Published: 2026-07-04

### [financial_rigor.py Analysis: Exact-Decimal Validation for Investment Research](/xbtlin/ai-berkshire/purpose-of-financial-rigor-py-analysis)

Explore financial rigor analysis with financial_rigor.py. Ensure exact decimal validation for investment research through zero-dependency Python functions eliminating floating-point drift.

- Tags: analysis
- Published: 2026-07-04

### [How to Contribute to the AI Berkshire Project’s Financial Rigor System](/xbtlin/ai-berkshire/how-to-contribute-ai-berkshire-financial-rigor)

Contribute to AI Berkshire's financial rigor. Enhance Python modules, update data policies, and improve report audits. Join the xbtlin/ai-berkshire project today and strengthen AI financial transparency.

- Tags: how-to-guide
- Published: 2026-07-04

### [What AI Models and Techniques Power the AI Berkshire Repository?](/xbtlin/ai-berkshire/ai-models-techniques-in-key-skills-files)

Discover the AI models and techniques in the AI Berkshire repository. Learn how agents, parallel tasks, and tool primitives drive automated investment research with LLM workflows.

- Tags: deep-dive
- Published: 2026-07-04

### [Dependencies for Running financial_rigor.py in AI-Berkshire: Zero External Packages Required](/xbtlin/ai-berkshire/dependencies-for-financial-rigor-py-script)

Discover the dependencies for financial_rigor.py. ai-berkshire requires Python 3.7+ and uses only standard libraries, eliminating external package installations.

- Tags: getting-started
- Published: 2026-07-04

### [Can You Use financial_rigor.py Independently? Complete Guide to the Self-Contained Finance Tool](/xbtlin/ai-berkshire/can-i-use-financial-rigor-py-independently)

Use financial_rigor.py as a standalone CLI or library. This self-contained tool offers exact-decimal financial analysis with zero external dependencies. Integrate it easily into your projects today.

- Tags: how-to-guide
- Published: 2026-07-04

### [Where to Find the Key Skills Files in the ai-berkshire Repository](/xbtlin/ai-berkshire/where-to-find-key-skills-files-xbtlin-ai-berkshire)

Locate essential key skills files within the xbtlin/ai-berkshire repository. Discover how these Markdown files power Claude and Codex command-line tools.

- Tags: how-to-guide
- Published: 2026-07-04

### [How the financial_rigor.py Tool Works in the AI Berkshire Project: A Complete Technical Guide](/xbtlin/ai-berkshire/how-does-financial-rigor-py-function-in-ai-berkshire)

Explore the financial_rigor.py tool in the ai-berkshire project. This zero-dependency toolkit ensures exact decimal arithmetic for financial validation with six powerful sub-commands. Learn how it works now.

- Tags: how-to-guide
- Published: 2026-07-04

### [Relationship Between `skills/*.md` and `codex-skills/*/SKILL.md` in AI-Berkshire](/xbtlin/ai-berkshire/relationship-between-skills.md-codex-skills-skill.md)

Understand the relationship between skills/*.md and codex-skills/*/SKILL.md in AI-Berkshire. Learn how canonical workflows translate to OpenAI Codex adapters for seamless integration.

- Tags: internals
- Published: 2026-07-03

### [How the Quality-Screen Skill Applies Seven Hard Filters for Stock Screening in AI-Berkshire](/xbtlin/ai-berkshire/how-quality-screen-skill-applies-seven-hard-filters-stock-screening)

Discover how the quality-screen skill in XBTlin AI Berkshires uses seven hard filters like ROE, FCF, and margins for effective stock screening. Learn how to identify top stocks quickly.

- Tags: how-to-guide
- Published: 2026-07-03

### [How the Management-Deep-Dive Skill Evaluates Corporate Leadership: An 8-Step Technical Breakdown](/xbtlin/ai-berkshire/how-management-deep-dive-skill-evaluates-corporate-leadership)

Discover how the management-deep-dive skill evaluates corporate leadership using an 8-step technical breakdown. Assess executive integrity, strategic vision, and more for a comprehensive view.

- Tags: deep-dive
- Published: 2026-07-03

### [Benford's Law Detection in AI Berkshire Financial Tools: Implementation and Usage Guide](/xbtlin/ai-berkshire/what-is-benfords-law-detection-feature-ai-berkshire-financial-tools)

Explore Benford's Law detection in AI Berkshire financial tools. Learn how this feature analyzes leading digit distributions to spot potential data manipulation using the benford CLI or benford_check function.

- Tags: how-to-guide
- Published: 2026-07-03

### [How to Install and Sync Skills Between Claude Code and Codex](/xbtlin/ai-berkshire/how-to-install-sync-skills-claude-code-codex)

Learn to install and sync skills between Claude Code and Codex. Use Markdown files as your source of truth and run installation scripts for seamless agent integration.

- Tags: how-to-guide
- Published: 2026-07-03

### [How the portfolio-review Skill Optimizes Allocation and Rebalancing in AI-Berkshire](/xbtlin/ai-berkshire/how-portfolio-review-skill-optimizes-allocation-rebalancing)

Discover how the portfolio-review skill optimizes allocation and rebalancing in AI-Berkshire. It uses a six-stage workflow to generate data-driven trade recommendations and analyze risks.

- Tags: deep-dive
- Published: 2026-07-03

### [How the Earnings-Team Skill Generates WeChat Articles: A Multi-Agent Pipeline for Financial Analysis](/xbtlin/ai-berkshire/how-earnings-team-skill-generates-wechat-articles)

Discover how the earnings-team skill, a multi-agent pipeline, transforms earnings data into WeChat articles. Learn about its parallel research, synthesis, and publication refinement process.

- Tags: how-to-guide
- Published: 2026-07-03

### [How to Use the report_audit.py Tool for Pre-Publication Verification](/xbtlin/ai-berkshire/how-to-use-report_audit.py-pre-publication-verification)

Learn how to use the report_audit.py tool for pre-publication verification. This Python script ensures your research reports contain only verified financial figures against trusted sources.

- Tags: how-to-guide
- Published: 2026-07-03

### [Difference Between industry-research and industry-funnel Skills in AI Berkshire: Complete Workflow Guide](/xbtlin/ai-berkshire/difference-between-industry-research-industry-funnel-skills-ai-berkshire)

Understand the difference between industry-research and industry-funnel skills in AI Berkshire. Discover how industry-research maps opportunities and industry-funnel filters targets for your investment strategy.

- Tags: how-to-guide
- Published: 2026-07-03

### [How the Private-Company-Research Skill Handles Data Scarcity: A Technical Deep Dive](/xbtlin/ai-berkshire/how-private-company-research-skill-handles-data-scarcity)

Discover how the private company research skill tackles data scarcity using hierarchical source ranking, cross-verification, and a fallback mode. Learn its technical approach.

- Tags: deep-dive
- Published: 2026-07-03

### [How AI Berkshire Uses Cross-Validation for Financial Data in Research Reports](/xbtlin/ai-berkshire/how-cross-validation-used-financial-data-ai-berkshire-research-reports)

Discover how AI Berkshire uses cross-validation for financial data. Our reports ensure accuracy by verifying metrics with a median consensus algorithm, flagging discrepancies.

- Tags: how-to-guide
- Published: 2026-07-03

### [What Is the Mirror Test in AI Berkshire’s Investment Decision-Making?](/xbtlin/ai-berkshire/what-is-mirror-test-ai-berkshire-investment-decision-making)

Discover the Mirror Test in AI Berkshire's investment strategy. Learn how this five-sentence check ensures thorough analysis of business model, moat, management, valuation, and risk.

- Tags: deep-dive
- Published: 2026-07-03

### [Multi-Agent Parallel Research Team in AI Berkshire: Architecture and Implementation](/xbtlin/ai-berkshire/role-of-multi-agent-parallel-research-team-ai-berkshire)

Explore the architecture and implementation of AI Berkshire's multi-Agent parallel research team. Learn how four specialized AI agents conduct deep, balanced investment analysis faster and eliminate bias.

- Tags: architecture
- Published: 2026-07-03

### [Duan Yongping Thinking Framework: A Complete Technical Guide to the dyp-ask AI Skill](/xbtlin/ai-berkshire/duan-yongping-thinking-framework-in-dyp-ask-skill)

Explore the Duan Yongping thinking framework within the dyp-ask AI skill. Understand its nine rules for evaluating investments and validating financial data for informed decisions.

- Tags: deep-dive
- Published: 2026-07-02

### [Portfolio Allocation and Rebalancing with the Portfolio-Review Skill in AI Berkshire](/xbtlin/ai-berkshire/portfolio-allocation-and-rebalancing-with-portfolio-review-skill)

Automate portfolio allocation and rebalancing with the AI Berkshire portfolio-review skill. Get live data, health checks, stress-testing, and expert-approved recommendations.

- Tags: how-to-guide
- Published: 2026-07-02

### [AI Berkshire Bottleneck-Hunter for Supply Chain Physical Bottlenecks: Implementation Guide](/xbtlin/ai-berkshire/ai-berkshire-bottleneck-hunter-for-supply-chain-physical-bottlenecks)

Implement AI Berkshire's Bottleneck-Hunter, an open-source LLM agent, to find physical supply chain bottlenecks and monetize scarcity. This guide details its quantitative scoring and financial validation.

- Tags: how-to-guide
- Published: 2026-07-02

### [Handling Information Scarcity in Private-Company Research: A Multi-Agent AI Framework](/xbtlin/ai-berkshire/handling-information-scarcity-in-private-company-research)

Tackle information scarcity in private company research with a multi-agent AI framework. Cross-validate data, score confidence, and use first-principles analysis for robust insights.

- Tags: architecture
- Published: 2026-07-02

### [Using the news-pulse skill for stock price movement attribution in AI Berkshire](/xbtlin/ai-berkshire/using-news-pulse-skill-for-stock-price-movement-attribution)

Attribution analysis for stock price movement with the AI Berkshire news-pulse skill. Discover rapid insights into market swings in minutes.

- Tags: how-to-guide
- Published: 2026-07-02

### [AI Berkshire industry-research vs industry-funnel: Complete Skill Comparison](/xbtlin/ai-berkshire/difference-between-ai-berkshires-industry-research-and-industry-funnel-skills)

Compare AI Berkshire's industry-research and industry-funnel skills. Understand how industry-research maps sectors and industry-funnel identifies top stocks for investment.

- Tags: comparison
- Published: 2026-07-02

### [How to Cross-Validate Financial Data Across Multiple Sources in AI Berkshire](/xbtlin/ai-berkshire/cross-validation-of-financial-data-across-multiple-sources)

Master financial data cross-validation with AI Berkshire. Fetch data from multiple sources, compute consensus, and flag deviations for investment-grade accuracy. Ensure reliable financial metrics.

- Tags: how-to-guide
- Published: 2026-07-02

### [What Is the Mirror Test in Investment Research? The AI Berkshire Sanity Check Explained](/xbtlin/ai-berkshire/what-is-the-mirror-test-in-investment-research)

Understand the mirror test in investment research. This five-sentence validation gate ensures analysts cover business, moat, management, valuation, and risk before investing capital.

- Tags: deep-dive
- Published: 2026-07-02

### [Three-tier Stock Selection Process in the ai-berkshire Industry-Funnel Skill](/xbtlin/ai-berkshire/three-tier-stock-selection-process-in-industry-funnel-skill)

Discover the three-tier stock selection process in the ai-berkshire industry-funnel skill. Efficiently filter China's A-share market to find high-conviction investment candidates.

- Tags: deep-dive
- Published: 2026-07-02

### [How to Use financial_rigor.py for Market Cap Verification with Decimal Arithmetic](/xbtlin/ai-berkshire/using-financial_rigor.py-for-market-cap-verification-with-decimal-arithmetic)

Learn how to use financial_rigor.py from xbtlin/ai-berkshire for accurate market cap verification. Eliminate floating-point errors with decimal arithmetic via this dependency-free CLI and Python API.

- Tags: how-to-guide
- Published: 2026-07-02

### [AI-Berkshire Project Main Entry Point: Skills, Sync Scripts, and CLI Tools](/xbtlin/ai-berkshire/where-to-find-ai-berkshire-project-main-entry-point)

Discover AI-Berkshire's entry points for skills, sync scripts, and CLI tools. Learn how to run the project efficiently using its utility scripts and main entry points.

- Tags: getting-started
- Published: 2026-07-01

### [AI-Berkshire Architecture Explained: A Three-Layer System for Master-Investor Research](/xbtlin/ai-berkshire/overall-architecture-of-ai-berkshire)

Discover the AI-Berkshire three-layer architecture, separating investor research workflows, AI agents, and financial verification tools for master investor research.

- Tags: architecture
- Published: 2026-07-01

### [How to Debug AI-Berkshire Agents and Skills: A Step-by-Step Guide](/xbtlin/ai-berkshire/how-to-debug-ai-berkshire-agents-and-skills)

Debug AI-Berkshire agents effectively. Learn to validate skill definitions, inspect execution logs, and test downstream tools with this step-by-step guide.

- Tags: how-to-guide
- Published: 2026-07-01

### [What Is the Role of CLAUDE.md in AI-Berkshire? Command Specification and Architecture](/xbtlin/ai-berkshire/role-of-claude-md-in-ai-berkshire-functionality)

Discover CLAUDE.md's crucial role in AI-Berkshire. Understand its command specification and architecture for seamless Claude Code integration and investment-research Skill execution.

- Tags: architecture
- Published: 2026-07-01

### [How to Configure AI-Berkshire for Claude Integration: A Complete Setup Guide](/xbtlin/ai-berkshire/how-to-configure-ai-berkshire-for-claude-integration)

Learn how to configure AI-Berkshire for Claude integration. Follow our complete setup guide to deploy 18 investment-research skills into Claude's command directory. Get started now.

- Tags: how-to-guide
- Published: 2026-07-01

### [What Is CLAUDE.md in the AI-Berkshire Repository? A Complete Guide](/xbtlin/ai-berkshire/what-is-claude-md-in-ai-berkshire-repository)

Discover CLAUDE.md within the AI-Berkshire repository. This guide explains its role in defining structure, workflow, and coding standards for Claude Code.

- Tags: deep-dive
- Published: 2026-07-01

### [How Skills Are Integrated with Agents in AI-Berkshire: A Complete Technical Guide](/xbtlin/ai-berkshire/how-are-skills-integrated-with-agents-in-ai-berkshire)

Discover how AI-Berkshire integrates skills with agents using a markdown pipeline and Python scripts. Learn to enable agents to register and execute skills as slash commands in this technical guide.

- Tags: how-to-guide
- Published: 2026-07-01

### [How to Implement a New Skill for AI-Berkshire: A Step-by-Step Developer Guide](/xbtlin/ai-berkshire/how-to-implement-new-skill-for-ai-berkshire)

Implement a new skill for AI-Berkshire with this developer guide. Learn to create Markdown files, sync Codex skills, and enable slash-command discovery.

- Tags: how-to-guide
- Published: 2026-07-01

### [How Skills Are Defined and Formatted in AI-Berkshire: A Complete Guide](/xbtlin/ai-berkshire/how-are-skills-defined-and-formatted-in-ai-berkshire)

Discover how AI-Berkshire defines and formats skills using markdown files in this comprehensive guide. Learn about Claude-Code slash commands and Codex skill packages.

- Tags: how-to-guide
- Published: 2026-07-01

### [What Are Skills in the Context of AI-Berkshire? A Complete Guide to Markdown-Based Research Workflows](/xbtlin/ai-berkshire/what-are-skills-in-ai-berkshire-context)

Discover what skills mean in AI-Berkshire. Learn how these Markdown-based workflow specifications are executed as slash commands by Claude Code for efficient research.

- Tags: deep-dive
- Published: 2026-07-01

### [How to Create a New Agent in AI-Berkshire: A Declarative Skill Guide](/xbtlin/ai-berkshire/how-to-create-new-agent-in-ai-berkshire)

Easily create a new agent in AI-Berkshire by writing a Markdown skill definition. Generate artifacts and invoke your agent using this declarative skill guide.

- Tags: how-to-guide
- Published: 2026-07-01

### [What Are the Different Types of Agents Available in AI-Berkshire? A Complete Taxonomy](/xbtlin/ai-berkshire/different-types-of-agents-available-in-ai-berkshire)

Explore the diverse AI-Berkshire agents including Author, Editor, Research, and more. Understand their YAML-defined roles and how they drive parallel workflows for analysis and content creation.

- Tags: deep-dive
- Published: 2026-07-01

### [AI-Berkshire Agent Setup Documentation: Complete Installation Guide](/xbtlin/ai-berkshire/documentation-on-ai-berkshire-agent-setup)

Find complete AI-Berkshire agent setup documentation in the xbtlin/ai-berkshire repository. This guide covers installation, Claude Code, and OpenAI Codex skills.

- Tags: documentation
- Published: 2026-07-01

### [What Is the Purpose of AGENTS.md in the AI-Berkshire Project?](/xbtlin/ai-berkshire/purpose-of-agents-md-in-ai-berkshire-project)

Discover the purpose of AGENTS.md in the AI-Berkshire project. It guides Codex workflows, ensuring Claude Code compatibility, research quality, and editing standards.

- Tags: how-to-guide
- Published: 2026-07-01

### [How Are Agents Defined in AI-Berkshire: Orchestration, Taxonomy, and Research Standards](/xbtlin/ai-berkshire/how-are-agents-defined-in-ai-berkshire)

Discover how agents are defined in AI-Berkshire. Explore the centralized taxonomy, agent types, and research standards ensuring accurate financial data and robust tool usage for AI development.

- Tags: deep-dive
- Published: 2026-07-01

### [How to Use AI Berkshire Tools for Market Cap Verification](/xbtlin/ai-berkshire/use-ai-berkshire-tools-market-cap-verification)

Verify market cap accurately with AI Berkshire tools. This Python utility uses exact decimal arithmetic to recompute price x shares and flags deviations. Learn how to use it.

- Tags: how-to-guide
- Published: 2026-06-30

### [How the Deep Company Series Generates Comprehensive Research Reports in AI Berkshire](/xbtlin/ai-berkshire/ai-berkshire-deep-company-series-research-reports)

Discover how the Deep Company Series generates 120,000-word AI Berkshire research suites using an eight-part AI-driven workflow, structured templates, and rigorous fact-checking.

- Tags: how-to-guide
- Published: 2026-06-30

### [How Bottleneck Hunting Identifies Supply Chain Opportunities in AI Berkshire](/xbtlin/ai-berkshire/ai-berkshire-bottleneck-hunting-identify-supply-chain-opportunities)

Discover how bottleneck hunting in AI Berkshire uncovers supply chain opportunities. This systematic pipeline scores shortages and maps them to undervalued public companies for investable ideas.

- Tags: deep-dive
- Published: 2026-06-30

### [How the AI Berkshire Earnings Review Skill Works: Complete 8-Stage Technical Breakdown](/xbtlin/ai-berkshire/how-ai-berkshire-earnings-review-skill-operates)

Discover how the AI Berkshire earnings review skill works with this 8-stage technical breakdown. Learn about data validation, tone analysis, and report generation.

- Tags: deep-dive
- Published: 2026-06-30

### [How to Use the Investment Checklist Feature in AI Berkshire: A Complete Guide](/xbtlin/ai-berkshire/how-to-use-ai-berkshire-investment-checklist)

Unlock AI Berkshire's investment checklist feature to evaluate stocks with a six-gate framework. Learn how to generate deterministic reports with Pass/Fail/Gray verdicts using parallel agents.

- Tags: how-to-guide
- Published: 2026-06-30

### [How the Industry Funnel Filtering Feature Works in AI Berkshire: A 4-Layer Investment Screening System](/xbtlin/ai-berkshire/how-ai-berkshire-industry-funnel-filtering-works)

Discover how AI Berkshire's 4-layer industry funnel filtering system systematically screens investments. Learn how it narrows the market to high-conviction targets using liquidity, momentum, valuation, and qualitative analysis.

- Tags: deep-dive
- Published: 2026-06-30

### [Where to Find the License Information for AI Berkshire](/xbtlin/ai-berkshire/where-to-find-license-information-ai-berkshire)

Locate AI Berkshire license information easily. Find the permissive MIT License details within the root LICENSE file of the xbtlin/ai-berkshire repository. Understand project terms.

- Tags: faq
- Published: 2026-06-29

### [Can AI-Berkshire Perform Sentiment Analysis on Financial News?](/xbtlin/ai-berkshire/can-ai-berkshire-perform-sentiment-analysis)

AI-Berkshire excels at financial news sentiment analysis. Discover how its news-pulse skill processes sell-side ratings, social media, and technical signals to deliver scored reports.

- Tags: how-to-guide
- Published: 2026-06-29

### [How Does AI-Berkshire Ensure Data Privacy? A Three-Layer Architecture Explained](/xbtlin/ai-berkshire/how-ai-berkshire-ensures-data-privacy)

Discover how AI-Berkshire ensures data privacy with its unique three-layer architecture. Learn about privacy-by-design, public data restrictions, and automated leak prevention.

- Tags: architecture
- Published: 2026-06-29

### [Dependencies for Running AI Berkshire: Complete Setup Guide](/xbtlin/ai-berkshire/dependencies-for-running-ai-berkshire)

Discover the essential dependencies for running AI Berkshire, including Python, Playwright, Claude Code or Codex CLI, Bash, and Git. Complete your setup with this guide.

- Tags: getting-started
- Published: 2026-06-29

### [How to Integrate AI Berkshire with Your Own Tools: A Complete Guide](/xbtlin/ai-berkshire/how-to-integrate-ai-berkshire-with-own-tools)

Integrate AI Berkshire into your tools easily. Explore declarative Markdown skills, shell-scriptable agents, and importable Python utilities for seamless AI-driven investment research. Embed AI Berkshire into your custom applic...

- Tags: how-to-guide
- Published: 2026-06-29

### [AI Berkshire Architecture: A Three-Layer System for Investment Research](/xbtlin/ai-berkshire/what-is-ai-berkshire-architecture)

Explore the AI Berkshire architecture, a three-layer system for investment research separating skills, agents, and financial tools for reproducible analysis.

- Tags: architecture
- Published: 2026-06-29

### [Limitations of the Financial Rigor Tool: A Deep Dive into ai-berkshire's Validation Constraints](/xbtlin/ai-berkshire/limitations-of-financial-rigor-tool)

Explore the limitations of the ai-berkshire financial rigor tool. Discover its lack of external data, hard-coded thresholds, and CLI interface. Understand its suitability for manual validation.

- Tags: deep-dive
- Published: 2026-06-29

### [How AI-Berkshire Handles Different Financial Instruments: A Modular CLI Architecture](/xbtlin/ai-berkshire/how-ai-berkshire-handles-financial-instruments)

Discover how AI-Berkshire manages diverse financial instruments using a modular CLI architecture. Normalize data from various sources into a unified schema for seamless validation.

- Tags: deep-dive
- Published: 2026-06-29

### [How to Configure Agents in ai-berkshire: A Complete Guide to Skill-Based Agent Orchestration](/xbtlin/ai-berkshire/how-to-configure-agents-ai-berkshire)

Learn how to configure agents in ai-berkshire by editing skill files and running sync scripts. This guide ensures effective skill-based agent orchestration for your projects.

- Tags: how-to-guide
- Published: 2026-06-29

### [How Does the financial_rigor.py Tool Verify Financial Data in AI-Berkshire?](/xbtlin/ai-berkshire/how-financial-rigor-py-verifies-data)

Discover how financial_rigor.py verifies financial data in AI-Berkshire. Learn about its exact decimal engine, verification primitives, and detection of data fabrication.

- Tags: how-to-guide
- Published: 2026-06-29

### [What Programming Language Does AI-Berkshire Use? A Deep Dive into the Python-Powered Architecture](/xbtlin/ai-berkshire/what-programming-languages-ai-berkshire)

Discover the programming languages powering AI-Berkshire. Explore its Python-based architecture, core modules, and data pipelines. Learn how async I/O and data science enhance its capabilities.

- Tags: deep-dive
- Published: 2026-06-29

### [How to Contribute to the AI Berkshire Project: A Complete Guide](/xbtlin/ai-berkshire/how-to-contribute-ai-berkshire)

Contribute to ai-berkshire by forking the repo modifying skills or tools files and submitting a pull request Learn how to add AI capabilities to Berkshire today

- Tags: how-to-guide
- Published: 2026-06-29

### [Core Functionalities of AI Berkshire: Modular Agent-Driven Investment Research](/xbtlin/ai-berkshire/what-are-core-functionalities-ai-berkshire)

Explore AI Berkshire's core functionalities. This open-source framework empowers investors with 18 skills, 4 AI agents, and precision tools for advanced investment research.

- Tags: deep-dive
- Published: 2026-06-29

### [Latest Updates to AI Berkshire Financial Rigor Features: 8 New Capabilities Explained](/xbtlin/ai-berkshire/latest-updates-ai-berkshire-financial-rigor-features)

Discover AI Berkshire's 8 new financial rigor features. Eliminate manual errors with exact decimal arithmetic, market-cap checks, and Benford's Law analysis. Enhance your investment research now.

- Tags: deep-dive
- Published: 2026-06-28

### [Security Considerations for AI Berkshire's Financial Tools: A Code-Level Analysis](/xbtlin/ai-berkshire/security-considerations-ai-berkshire-financial-tools)

Analyze security for AI Berkshire's financial tools. Discover how to prevent credential leakage, secure session files, and validate data for robust protection against unauthorized access and tampering.

- Tags: security-analysis
- Published: 2026-06-28

### [How AI Berkshire Handles Different Financial Formats: Normalization and Validation Explained](/xbtlin/ai-berkshire/how-ai-berkshire-handles-different-financial-formats)

Discover how AI Berkshire normalizes and validates diverse financial data formats from multiple sources into a unified, audit-ready schema for accurate analysis.

- Tags: how-to-guide
- Published: 2026-06-28

### [AI Berkshire Development Roadmap: Current Features & Future Plans](/xbtlin/ai-berkshire/ai-berkshire-development-roadmap)

Explore the AI Berkshire development roadmap. Discover current features and planned enhancements for this modular, AI-driven investment research framework. Learn about its multi-agent architecture and integrated value-investing...

- Tags: getting-started
- Published: 2026-06-28

### [How to Customize the Financial Rigor Tools in AI Berkshire](/xbtlin/ai-berkshire/how-to-customize-ai-berkshire-financial-rigor-tools)

Customize AI Berkshire financial rigor tools by adding new metrics to the CLI framework. Learn how to register custom functions and maintain decimal precision for accurate financial validation.

- Tags: how-to-guide
- Published: 2026-06-28

### [What Metrics Does AI Berkshire Use for Financial Rigor?](/xbtlin/ai-berkshire/ai-berkshire-financial-rigor-metrics)

Discover the six financial rigor metrics AI Berkshire uses, including market cap verification, valuation ratios, cross-source validation, and Benford's Law analysis. Learn how AI Berkshire ensures data accuracy.

- Tags: deep-dive
- Published: 2026-06-28

### [How to Use AI Berkshire for Financial Analysis: A Complete Guide with Code Examples](/xbtlin/ai-berkshire/examples-using-ai-berkshire-financial-analysis)

Explore AI Berkshire, an open-source platform for automated financial analysis. Learn to combine Python, markdown, and valuation tools with code examples for end-to-end reporting.

- Tags: how-to-guide
- Published: 2026-06-28

### [How AI Berkshire Ensures Financial Rigor Analysis Accuracy: Inside the Quantitative Validation Toolkit](/xbtlin/ai-berkshire/how-ai-berkshire-ensures-accuracy-financial-analysis)

Explore AI Berkshire's quantitative validation toolkit for accurate financial rigor analysis. Discover its six-layer system combining decimal arithmetic, consensus algorithms, and fraud detection.

- Tags: how-to-guide
- Published: 2026-06-28

### [AI Berkshire Architecture Explained: Three-Layer System for Investment Research](/xbtlin/ai-berkshire/ai-berkshire-project-architecture)

Explore the AI Berkshire architecture a robust three-layer system for investment research. Understand its Skills Agents and Tools components to enhance your financial analysis.

- Tags: architecture
- Published: 2026-06-28

### [Best Practices for Using AI Berkshire's Financial Rigor Tools](/xbtlin/ai-berkshire/best-practices-using-ai-berkshire-financial-rigor-tools)

Master AI Berkshire's financial rigor tools for exact decimal arithmetic and automated validation. Ensure market-cap accuracy, robust valuation, and data consistency. Enhance your financial analysis.

- Tags: best-practices
- Published: 2026-06-28

### [How to Integrate AI Berkshire with Other Financial Tools: A Complete Integration Guide](/xbtlin/ai-berkshire/how-to-integrate-ai-berkshire-with-other-financial-tools)

Seamlessly integrate AI Berkshire with financial tools. This guide shows how to connect AI Berkshire's Python modules to databases, APIs, and BI platforms using DataFrame operations.

- Tags: how-to-guide
- Published: 2026-06-28

### [AI Berkshire Financial Tools Documentation: Complete Guide to Zero-Dependency Validation](/xbtlin/ai-berkshire/documentation-for-ai-berkshire-financial-tools)

Explore the AI Berkshire financial tools with our complete guide to zero-dependency validation. Discover this self-contained Python suite for exact-decimal enforcement via CLI.

- Tags: documentation
- Published: 2026-06-28

### [AI Berkshire Financial Rigor Analysis: 6 Validation Methods Explained](/xbtlin/ai-berkshire/types-of-financial-rigor-analysis-ai-berkshire-supports)

Explore AI Berkshire's financial rigor analysis. Discover 6 validation methods including fraud detection and valuation checks implemented with exact-decimal arithmetic. Learn more.

- Tags: deep-dive
- Published: 2026-06-28

### [How AI Berkshire Processes Financial Data: A Complete Technical Guide](/xbtlin/ai-berkshire/how-ai-berkshire-processes-financial-data)

Unlock the secrets of AI Berkshire's financial data processing. Discover its six-step pipeline for accurate, verified metrics. Dive into the technical guide and repository.

- Tags: how-to-guide
- Published: 2026-06-28

### [What Is the Purpose of the Tool Files in AI Berkshire? A Complete Guide](/xbtlin/ai-berkshire/purpose-of-tool-files-in-ai-berkshire)

Discover the purpose of tool files in AI Berkshire. These Python utilities validate, audit, and enrich financial data for Claude Code skills, ensuring accuracy in research reports.

- Tags: how-to-guide
- Published: 2026-06-28

### [How to Contribute to the AI Berkshire Project: A Complete Guide](/xbtlin/ai-berkshire/how-to-contribute-to-ai-berkshire-project)

Contribute to the AI Berkshire project! Fork the repo, add your skills/tools, run sync scripts, and submit a pull request. Get involved today.

- Tags: how-to-guide
- Published: 2026-06-28

### [How AI Berkshire Performs Financial Rigor Checks: A Deep Dive into the Validation Toolkit](/xbtlin/ai-berkshire/how-ai-berkshire-performs-financial-rigor-checks)

Discover how AI Berkshire executes financial rigor checks with its zero-dependency toolkit. Validate market caps valuation metrics and cross-source data using exact decimal arithmetic for utmost accuracy.

- Tags: deep-dive
- Published: 2026-06-28

### [What Programming Language Is Used in AI Berkshire? Inside the Python‑Powered Financial Research Stack](/xbtlin/ai-berkshire/programming-language-used-in-ai-berkshire)

Discover the programming language behind AI Berkshire. Explore how Python powers its financial research stack, from data pipelines to quantitative analysis.

- Tags: deep-dive
- Published: 2026-06-28

### [Where to Find Financial Rigor Analysis Tool Files in AI-Berkshire](/xbtlin/ai-berkshire/where-to-find-ai-berkshire-tool-files)

Find financial rigor analysis tool files within the xbtlin/ai-berkshire repository. Discover the core logic in tools/financial_rigor.py and streamline your financial analysis.

- Tags: how-to-guide
- Published: 2026-06-28

### [How to Run the Financial Rigor Tools in AI Berkshire](/xbtlin/ai-berkshire/how-to-run-ai-berkshire-financial-rigor-tools)

Run AI Berkshire financial rigor tools from the command line. Verify market cap, analyze valuation, and detect Benford law anomalies with precision using this independent utility.

- Tags: how-to-guide
- Published: 2026-06-28

### [What Are the Dependencies for the AI Berkshire Project?](/xbtlin/ai-berkshire/ai-berkshire-project-dependencies)

Discover the AI Berkshire project dependencies. Learn how it uses Python 3.8+ and Playwright for efficient automation and data processing.

- Tags: getting-started
- Published: 2026-06-28

### [How to Set Up the AI Berkshire Environment: A Complete Installation Guide](/xbtlin/ai-berkshire/how-to-set-up-ai-berkshire-environment)

Set up the AI Berkshire environment with this complete installation guide. Clone the repo, install an AI client like Claude Code or OpenAI Codex, and run scripts to deploy the skill layer.

- Tags: how-to-guide
- Published: 2026-06-28

### [AI Berkshire Architecture Explained: A Three-Layer System for Investment Research](/xbtlin/ai-berkshire/what-is-the-architecture-of-ai-berkshire)

Discover the three-layer AI Berkshire architecture for investment research. It separates skills, AI agents emulating investors, and financial calculations for reproducible results.

- Tags: architecture
- Published: 2026-06-27

### [How to Clone the AI Berkshire Repository and Install AI Investment Skills](/xbtlin/ai-berkshire/how-can-i-clone-the-ai-berkshire-repository)

Clone the AI Berkshire repository at xbtlin/ai-berkshire and install AI investment skills. Integrate 18 research skills with Claude Code or Codex for enhanced trading.

- Tags: how-to-guide
- Published: 2026-06-27

### [Benford's Law in AI Berkshire: Automated Financial Fraud Detection](/xbtlin/ai-berkshire/what-is-benford-s-law-and-how-is-it-used-in-ai-berkshire-for-fraud-detection)

Discover Benford's Law and how AI Berkshire leverages it for automated financial fraud detection. Learn how this statistical law flags manipulated data in your financial datasets.

- Tags: deep-dive
- Published: 2026-06-27

### [How to Verify Market Cap and Valuations Using AI Berkshire's Financial Rigor Tools](/xbtlin/ai-berkshire/how-to-verify-market-cap-and-valuations-using-ai-berkshire-s-tools)

Verify market cap and valuations with AI Berkshire's Financial Rigor toolkit. Get exact-decimal calculations and automatic deviation flagging for enhanced financial oversight.

- Tags: how-to-guide
- Published: 2026-06-27

### [Financial Rigor Tools in AI Berkshire: A Complete Guide to Deterministic Validation](/xbtlin/ai-berkshire/what-financial-rigor-tools-are-provided-in-ai-berkshire)

Explore AI Berkshire's Financial Rigor Toolkit for deterministic validation. Discover tools for market-cap verification, valuation ratios, Benford's Law analysis, and more to ensure accurate financial calculations.

- Tags: how-to-guide
- Published: 2026-06-27

### [How to Use the /dyp-ask Skill for Business and Life Problem-Solving](/xbtlin/ai-berkshire/how-to-use-the-dyp-ask-skill-for-business-and-life-problem-solving)

Unlock powerful solutions with the /dyp-ask skill Write business & life problem-solving prompts using the Duan Yongping framework for data-driven AI answers Effortlessly.

- Tags: how-to-guide
- Published: 2026-06-27

### [How the News-Pulse Skill Attributes Stock Price Movements in AI-Berkshire](/xbtlin/ai-berkshire/how-does-the-news-pulse-skill-attribute-stock-price-movements)

Unlock stock price movement insights with the News-Pulse skill in AI-Berkshire. Discover how four scouting agents analyze news and sentiment for actionable recommendations.

- Tags: deep-dive
- Published: 2026-06-27

### [What Is the Thesis Tracker Skill for Post-Investment Analysis?](/xbtlin/ai-berkshire/what-is-the-thesis-tracker-skill-for-post-investment-analysis)

Understand the Thesis Tracker skill for post-investment analysis. This system monitors investment theses using verifiable hypotheses and red-line triggers, removing emotion from decisions.

- Tags: how-to-guide
- Published: 2026-06-27

### [How AI Berkshire Automates Portfolio Management and Rebalancing: A Complete Technical Workflow](/xbtlin/ai-berkshire/how-does-ai-berkshire-help-with-portfolio-management-and-rebalancing)

Discover how AI Berkshire automates portfolio management and rebalancing. Its technical workflow normalizes data, enriches market insights, and ranks positions by opportunity cost for optimized investing.

- Tags: automation
- Published: 2026-06-27

### [How to Use the Buffett-Style Investment Checklist in AI Berkshire: Complete Implementation Guide](/xbtlin/ai-berkshire/how-to-use-the-buffett-style-investment-checklist-in-ai-berkshire)

Master the Buffett-style investment checklist in AI Berkshire. This guide details implementation and rigorous financial reporting using precision tools. Implement today!

- Tags: how-to-guide
- Published: 2026-06-27

### [The 7 Hard Metrics for Quality Screening in AI Berkshire: A Technical Deep Dive](/xbtlin/ai-berkshire/what-are-the-7-hard-metrics-for-quality-screening-in-ai-berkshire)

Discover the 7 hard metrics AI Berkshire uses for quality screening. Learn about ROE, debt-to-equity, operating cash flow, and more for robust AI-driven investment analysis.

- Tags: deep-dive
- Published: 2026-06-27

### [How the AI Berkshire Industry Funnel Skill Filters Companies: A 5-Stage Deep Dive](/xbtlin/ai-berkshire/how-does-the-ai-berkshire-industry-funnel-skill-filter-companies)

Discover how the AI Berkshire industry funnel skill filters companies through its 5-stage pipeline. Learn its quantitative thresholds and review process to identify high-conviction targets.

- Tags: deep-dive
- Published: 2026-06-27

### [How to Perform Industry Research with AI Berkshire's `/industry-research` Skill: The Complete 8-Step Workflow](/xbtlin/ai-berkshire/what-is-the-process-for-industry-research-with-ai-berkshire-s-industry-research-skill)

Master industry research with AI Berkshire's /industry-research skill. Discover the 8-step workflow for generating comprehensive investment reports from logic-chain construction to portfolio allocation.

- Tags: how-to-guide
- Published: 2026-06-27

### [How to Conduct Earnings Reviews Using AI Berkshire's `/earnings-review` Skill](/xbtlin/ai-berkshire/how-to-conduct-earnings-reviews-using-ai-berkshire-s-earnings-review-skill)

Automate earnings analysis with AI Berkshire's /earnings-review skill. This skill streamlines data acquisition and validation for audited Markdown reports.

- Tags: how-to-guide
- Published: 2026-06-27

### [How to Generate a Deep Company Series Analysis with AI Berkshire](/xbtlin/ai-berkshire/how-can-i-generate-a-deep-company-series-analysis-using-ai-berkshire)

Generate a deep company series analysis with AI Berkshire. This powerful AI tool automates an eight-article research pipeline, delivering publication-ready investment analysis.

- Tags: how-to-guide
- Published: 2026-06-27

### [AI Berkshire Private Company Research Strategy: A Multi-Agent Deep-Dive Workflow](/xbtlin/ai-berkshire/what-is-the-strategy-for-researching-private-companies-with-ai-berkshire)

Explore AI Berkshire's multi-agent strategy for private company research. Discover how it assembles fragmented data, marks confidence levels, and cross-validates information for structured investment reports.

- Tags: how-to-guide
- Published: 2026-06-27

### [How AI Berkshire Performs Deep Dives into Company Management: A Technical Breakdown of the /management-deep-dive Skill](/xbtlin/ai-berkshire/how-does-ai-berkshire-perform-deep-dives-into-company-management)

Explore how AI Berkshire performs management deep dives. Discover the technical breakdown of the /management-deep-dive skill and its four parallel agents for robust company analysis.

- Tags: how-to-guide
- Published: 2026-06-27

### [How to Use the /investment-research Skill in AI Berkshire: Complete Guide](/xbtlin/ai-berkshire/how-to-use-the-investment-research-skill-in-ai-berkshire)

Master the /investment-research skill in AI Berkshire. Get a comprehensive seven-module analysis synthesizing top investor insights and financial data. Start researching smarter today.

- Tags: how-to-guide
- Published: 2026-06-27

### [The Four Value Investor Perspectives Integrated in AI Berkshire: Architecture and Implementation](/xbtlin/ai-berkshire/what-are-the-four-value-investor-perspectives-integrated-in-ai-berkshire)

Explore AI Berkshire's architecture, integrating Buffett, Munger, Yongping, and Lu's value investor perspectives. Discover how this AI framework independently scores investments for a disciplined final verdict.

- Tags: architecture
- Published: 2026-06-27

### [How the Multi-Agent System in AI Berkshire Works: Three-Layer Architecture Explained](/xbtlin/ai-berkshire/how-does-the-multi-agent-system-in-ai-berkshire-work)

Explore the AI Berkshire multi-agent system's three-layer architecture. Discover how four specialized agents work in parallel, driven by financial tools, and managed by a human lead for advanced AI research. Learn more today.

- Tags: architecture
- Published: 2026-06-27

### [AI Berkshire Skills: The Complete Guide to the I-6 Investment Research Framework](/xbtlin/ai-berkshire/what-are-the-16-skills-available-in-ai-berkshire)

Discover the 6 core skills of AI Berkshire's I-6 investment research framework. Learn about industry analysis, financial data validation, earnings review, and more.

- Tags: deep-dive
- Published: 2026-06-27

### [How AI Berkshire Ensures Financial Data Rigor with LLMs: The Financial Rigor Toolkit Explained](/xbtlin/ai-berkshire/how-does-ai-berkshire-ensure-financial-data-rigor-with-llms)

AI Berkshire ensures financial data rigor with LLMs using exact-decimal arithmetic, cross-source validation, and statistical checks. Learn how our Financial Rigor Toolkit verifies every numeric claim programmatically.

- Tags: deep-dive
- Published: 2026-06-27

### [Core Principles of AI Berkshire Investment Research: The Multi-Master Framework](/xbtlin/ai-berkshire/what-are-the-core-principles-of-ai-berkshire-investment-research)

Discover the core principles of AI Berkshire investment research. Learn how AI, dual-source verification, and checklist gating create a disciplined, data-driven approach to investment decisions.

- Tags: deep-dive
- Published: 2026-06-27

### [How to Install Claude Code for AI Berkshire: Complete Setup Guide](/xbtlin/ai-berkshire/how-to-install-claude-code-for-ai-berkshire)

Learn how to install Claude Code for AI Berkshire with this complete setup guide. Follow simple steps to get the npm client, clone the repo, and run the installation script.

- Tags: how-to-guide
- Published: 2026-06-27

### [How AI Berkshire Implements the Contrarian Check (反共识检查) to Avoid Groupthink](/xbtlin/ai-berkshire/ai-berkshire-contrarian-check-avoid-groupthinking)

Discover how AI Berkshire uses a three-stage contrarian check (反共识检查) to prevent groupthink by actively seeking dissenting viewpoints and integrating opposing evidence into its research workflow.

- Tags: how-to-guide
- Published: 2026-06-26

### [How AI Berkshire Handles Currency Unit Confusion in Market Cap Verification](/xbtlin/ai-berkshire/ai-berkshire-currency-unit-confusion-market-cap-verification)

AI Berkshire prevents currency unit confusion like HKD RMB USD in market cap verification. Ensure accuracy with explicit labels and targeted warnings for deviations exceeding 5%.

- Tags: how-to-guide
- Published: 2026-06-26

### [How the `/thesis-tracker` Skill Enforces Post-Buying Discipline for Investment Thesis Validation](/xbtlin/ai-berkshire/ai-berkshire-thesis-tracker-post-buying-discipline)

Learn how the /thesis-tracker skill enforces post-buying discipline. Convert research into living documents for objective actions and hypothesis validation.

- Tags: how-to-guide
- Published: 2026-06-26

### [AI Berkshire Three-Scenario Valuation Model: Optimistic, Neutral, and Pessimistic Projections](/xbtlin/ai-berkshire/ai-berkshire-three-scenario-valuation-model)

Explore AI Berkshire's three-scenario valuation model. Understand optimistic, neutral, and pessimistic projections for EPS growth and P/E multiples to guide investment decisions.

- Tags: deep-dive
- Published: 2026-06-26

### [8 Red-Line Criteria in the AI Berkshire Quick Reject List Explained](/xbtlin/ai-berkshire/ai-berkshire-quick-reject-list-criteria)

Understand the 8 red-line criteria of the AI Berkshire quick reject list. Learn how these hard-stop conditions instantly disqualify investment targets without further review.

- Tags: deep-dive
- Published: 2026-06-26

### [How the `/earnings-team` Skill Converts Quarterly Earnings Analysis into Publish-Ready Articles](/xbtlin/ai-berkshire/ai-berkshire-earnings-team-public-content-generation)

Discover how the /earnings-team skill transforms quarterly earnings data into publish-ready articles through an advanced four-stage agentic pipeline, ensuring synthesized analysis and automated checks.

- Tags: how-to-guide
- Published: 2026-06-26

### [How Benford's Law Detection in `financial_rigor.py` Identifies Financial Data Anomalies](/xbtlin/ai-berkshire/financial-rigor-py-benfords-law-anomaly-detection)

Discover how the benford_check function in financial_rigor.py identifies financial data anomalies. Learn about leading digit distribution analysis and statistical flagging methods.

- Tags: deep-dive
- Published: 2026-06-26

### [Benford's Law Detection Feature in financial_rigor.py: A Complete Guide](/xbtlin/ai-berkshire/financial-rigor-py-benfords-law-detection)

Learn about Benford's Law detection feature in financial_rigor.py. This tool statistically tests leading digits to identify fabricated financial data. Detect manipulation efficiently.

- Tags: how-to-guide
- Published: 2026-06-26

### [How the /private-company-research Skill Handles Data Confidence Levels (🟢🟡🔴) for Unlisted Companies](/xbtlin/ai-berkshire/ai-berkshire-private-company-research-data-confidence)

Learn how the /private-company-research skill uses a 3-tier badge system 🟢🟡🔴 for data confidence in unlisted companies ensuring transparency and reliability in your analysis.

- Tags: how-to-guide
- Published: 2026-06-26

### [How the Information Richness Rating System in AI Berkshire Prevents the Illusion of Certainty](/xbtlin/ai-berkshire/ai-berkshire-rating-system-prevent-illusion-of-certainty)

AI Berkshire's information richness rating system combats certainty illusion. It ranks data tiers and confidence levels, ensuring unbiased AI decisions even with limited information.

- Tags: deep-dive
- Published: 2026-06-26

### [AI Berkshire Information Richness Rating System Explained: A/B/C Levels Guide](/xbtlin/ai-berkshire/ai-berkshire-information-richness-rating-system)

Understand the AI Berkshire information richness rating system (A/B/C levels). Learn how data volume dictates AI limitations disclosure for investment reports. Explore the xbtlin/ai-berkshire repository.

- Tags: deep-dive
- Published: 2026-06-26

### [Anti-Bias Mechanisms in the AI Berkshire Research Framework: A Technical Guide](/xbtlin/ai-berkshire/ai-berkshire-research-anti-bias-mechanisms)

Discover anti-bias mechanisms in the AI Berkshire research framework. Learn how hard-wired safeguards transform LLMs into disciplined investment analysts for reliable analysis.

- Tags: how-to-guide
- Published: 2026-06-26

### [How the /industry-funnel Skill Narrows 30–60 Companies to 3 Investment Recommendations](/xbtlin/ai-berkshire/ai-berkshire-industry-funnel-filtering-process)

Discover how the /industry-funnel skill filters 30-60 companies to 3 recommendations using a four stage process including liquidity scanning financial metrics qualitative analysis and portfolio complementarity rules

- Tags: how-to-guide
- Published: 2026-06-26

### [How the AI Berkshire /investment-team Skill Manages Multi-Agent Parallel Research with Distinct Perspectives](/xbtlin/ai-berkshire/ai-berkshire-investment-team-multi-agent-parallel-research)

Discover how the AI Berkshire /investment-team skill manages multi-agent parallel research using four distinct agents. Learn about its data verification and output aggregation for unified investor dossiers.

- Tags: how-to-guide
- Published: 2026-06-26