contextburn MCP Server: Install & Setup

Install contextburn in Claude Code

Claude Code

claude mcp add contextburn -- uvx contextburn

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "contextburn": {
      "command": "uvx",
      "args": [
        "contextburn"
      ]
    }
  }
}

Frequently asked questions

What does the contextburn MCP server do?

Measures Claude Code session efficiency: the share of tokens that became output versus re-read context, by tokens and cost, from local transcripts.

Is the contextburn MCP server free?

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Does contextburn run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add contextburn to Claude Code?

Run: claude mcp add contextburn -- uvx contextburn

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