# What Telemetry Data Blender MCP Collects and How User Consent Controls It

> Discover what Blender MCP telemetry data is collected and how user consent controls it. Learn about anonymous usage events and sensitive data transmission.

- Repository: [ahujasid/blender-mcp](https://github.com/ahujasid/blender-mcp)
- Tags: internals
- Published: 2026-04-13

---

**Blender MCP collects anonymous usage events including tool execution times and success rates, but only transmits sensitive data like prompt text and scene metadata when users explicitly opt-in via the "Allow Telemetry" preference.**

The Blender MCP add-on (`ahujasid/blender-mcp`) implements a comprehensive privacy-first telemetry system to track add-on performance without compromising user privacy. Understanding what telemetry data is collected and how user consent affects data collection is essential for both developers integrating the system and users concerned about data sovereignty.

## Core Telemetry Event Schema

The `TelemetryEvent` dataclass defined in