Decisions MCP Server: Install & Setup

Install Decisions in Claude Code

Claude Code

claude mcp add decisions -- uvx mcp-server-decisions

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

{
  "mcpServers": {
    "decisions": {
      "command": "uvx",
      "args": [
        "mcp-server-decisions"
      ]
    }
  }
}

Frequently asked questions

What does the Decisions MCP server do?

Architectural decision tracking with testable predictions and outcome gates, stored in append-only JSONL.

Is the Decisions 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 Decisions run locally or remotely?

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

How do I add Decisions to Claude Code?

Run: claude mcp add decisions -- uvx mcp-server-decisions

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