Cinch MCP Server: Install & Setup

Install Cinch in Claude Code

Claude Code

claude mcp add cinch -e CINCH_API_KEY=... -- npx -y @cinch-codes/mcp

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

{
  "mcpServers": {
    "cinch": {
      "command": "npx",
      "args": [
        "-y",
        "@cinch-codes/mcp"
      ],
      "env": {
        "CINCH_API_KEY": "..."
      }
    }
  }
}

Replace each ... with your own value.

Frequently asked questions

What does the Cinch MCP server do?

Run AI-generated code safely. gVisor-isolated Python/JS sandboxes for any MCP client. Pay per run.

Is the Cinch MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does Cinch run locally or remotely?

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

How do I add Cinch to Claude Code?

Run: claude mcp add cinch -e CINCH_API_KEY=... -- npx -y @cinch-codes/mcp

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