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mcp/harbor
Cursor

LeanWarp for Cursor

io.github.isagoge-labs/leanwarp

Check and verify Lean 4 proofs on hosted, warm Lean and Mathlib workers.

client:Cursor transport:stdio runtime:pypi

Install LeanWarp in Cursor

~/.cursor/mcp.json · windows: %USERPROFILE%\.cursor\mcp.json

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "leanwarp": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "leanwarp"
      ],
      "env": {
        "LEANWARP_API_KEY": "<LEANWARP_API_KEY>"
      }
    }
  }
}

Use .cursor/mcp.json in a project root instead to scope it to that project. Cursor merges both. Cursor docs

LeanWarp in other clients

LeanWarp MCP server