fuel-core

Rust full node implementation of the Fuel v2 protocol.

21 articles

Main Entry Point for Running a Fuel Core Node: Binary Startup Path Explained

Discover the main entry point for running a Fuel Core node. Learn how the binary startup path initializes the node service via the main function and CLI arguments.

internals

Mar 6, 2026

What Is DA Compression in Fuel Core? Architecture and Implementation Guide

Discover DA compression in Fuel Core, a storage optimization that secures historic block data off-chain while guaranteeing availability. Learn about its architecture and implementation.

internals

Mar 6, 2026

How the Gas Price Service in Fuel Core Adjusts Prices Based on Network Activity

Discover how Fuel Core's gas price service dynamically adjusts fees based on network activity. Learn about sliding-window averages and scaling for responsive transaction costs.

internals

Mar 6, 2026

How the Fuel Core Gas Price Algorithm Works: Components and Implementation

Explore the Fuel Core gas price algorithm. Understand its pluggable components, trait-based interface, and swappable implementations for calculating transaction fees and block validation.

internals

Mar 6, 2026

How the Relayer Service Enables Communication Between Fuel and Ethereum

Discover how the relayer service bridges Fuel and Ethereum. Learn how it fetches events, stores them, and exposes them to the WASM executor for seamless cross-chain communication.

how-to-guide

Mar 6, 2026

What Is the Relayer Service in Fuel Core for Cross-Chain Communication?

Discover the relayer service in Fuel Core. It secures cross-chain communication by bridging Fuel with data-availability layers like Ethereum. Learn how it processes finalized events.

deep-dive

Mar 6, 2026

How to Interact with Fuel Core Using the GraphQL API: A Complete Developer's Guide

Learn to interact with Fuel Core using its GraphQL API. Query blockchain data, submit transactions, and subscribe to events with FuelClient or HTTP. Your complete developer guide.

how-to-guide

Mar 6, 2026

Fuel Core P2P Synchronization Logic: Architecture and Implementation

Explore Fuel Core's P2P synchronization logic architecture. Learn about block propagation, transaction gossiping, and peer management using a libp2p-based stack.

architecture

Mar 6, 2026

How the P2P Networking Service in Fuel Core Facilitates Node Communication

Discover how the P2P networking service in Fuel Core uses libp2p for efficient node communication, including gossip transactions and data requests on demand.

internals

Mar 6, 2026

How Fuel Core Manages the Consensus Key for Signing Blocks: A Complete Guide to SignMode

Discover how Fuel Core manages the consensus key for signing blocks using SignMode, supporting local keys, KMS, or disabled signing. Learn about FuelBlockSigner and Proof-of-Authority.

deep-dive

Mar 6, 2026

How to Configure Block Production Timings in Fuel Core's PoA Module

Learn how to configure block production timings in Fuel Core's PoA module using the Trigger enum and CLI flags. Optimize your Fuel network efficiency today.

how-to-guide

Mar 6, 2026

Proof of Authority (PoA) Consensus Mechanism in Fuel Core: Architecture and Implementation

Learn how Fuel Core implements Proof of Authority consensus. Discover how signed block headers and authority validation ensure secure and authorized blockchain operations.

architecture

Mar 6, 2026

Have a question about this repo?

These articles cover the highlights, but your codebase questions are specific. Give your agent direct access to the source. Share this with your agent to get started:

Share the following with your agent to get started:

curl -s "https://instagit.com/install.md"

Add to your MCP client configuration:

{
  "mcpServers": {
    "instagit": {
      "command": "npx",
      "args": ["-y", "instagit@latest"]
    }
  }
}

Ask your agent:

"Use Instagit MCP to understand how FuelLabs/fuel-core works."

Works with

Claude Codex Cursor VS Code OpenClaw Any MCP Client

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