Skip to content
mcp/harbor
Cursor

polymarket guard for Cursor

io.github.evidai/polymarket-guard

Polymarket prediction markets — buy/sell positions in USDC. LemonCake pay-per-call billing.

client:Cursor transport:stdio runtime:npm

Install polymarket guard 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": {
    "polymarket-guard": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "polymarket-guard-mcp"
      ],
      "env": {
        "POLYMARKET_PRIVATE_KEY": "<POLYMARKET_PRIVATE_KEY>",
        "LEMON_CAKE_BUYER_JWT": "<LEMON_CAKE_BUYER_JWT>"
      }
    }
  }
}

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

polymarket guard in other clients

polymarket guard MCP server