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mcp/harbor
Claude Desktop

polymarket guard for Claude Desktop

io.github.evidai/polymarket-guard

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

client:Claude Desktop transport:stdio runtime:npm

Install polymarket guard in Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json · windows: %APPDATA%\Claude\claude_desktop_config.json

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

Settings → Developer → Edit Config opens this file. Restart the app after saving. Claude Desktop docs

polymarket guard in other clients

polymarket guard MCP server