io.github.evidai/polymarket-guard

io.github.evidai/polymarket-guard

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

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Connect this server

Add this to your MCP client config — claude_desktop_config.json (Claude Desktop) or .cursor/mcp.json (Cursor).Suits: Claude Desktop · Cursor.

{
  "mcpServers": {
    "polymarket-guard": {
      "command": "npx",
      "args": [
        "-y",
        "polymarket-guard-mcp@0.1.0"
      ],
      "env": {
        "POLYMARKET_PRIVATE_KEY": "<your POLYMARKET_PRIVATE_KEY>",
        "LEMON_CAKE_BUYER_JWT": "<your LEMON_CAKE_BUYER_JWT>"
      }
    }
  }
}
Environment variables
  • POLYMARKET_PRIVATE_KEYsecretPolygon wallet private key for trading. Leave unset for read-only mode.
  • LEMON_CAKE_BUYER_JWTsecretLemonCake Buyer JWT for pay-per-call billing.

A starting point — check the repository for exact arguments and setup. Restart your client after editing the config.

Category
Developer Tools
Version
0.1.0
Registry
active
Published
5/16/2026

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