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Unreal Engine API Documentation

Accurate UE5 C++ API docs for AI agents. Prevents hallucinated signatures and includes.

Python

★ 99 stars Last pushed 2026-10-26 License: MIT

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Review any command before running it. Package names and URLs come from the server's own registry entry.

uvx unreal-api-mcp

Or add to your MCP client config:

{
  "mcpServers": {
    "unreal-api-mcp": {
      "command": "uvx",
      "args": [
        "unreal-api-mcp"
      ]
    }
  }
}

UNREAL_VERSION — Unreal Engine version to serve, e.g. 5.7 or 5.8 (default: auto-detect or 5.8)
UNREAL_PROJECT_PATH — Path to Unreal project for auto-detecting version from .uproject EngineAssociation field

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Data from the Official MCP Registry