mcp-server-kalshi

mcp-server-kalshi is a local MCP server: MCP server for end-to-end trading on Kalshi prediction markets: discover, research, trade. Install it from pypi as mcp-server-kalshi.

Claude CodeCodexAntigravity

commandprompt

Terminal

claude mcp add mcp-server-kalshi -e KALSHI_ENV=... -e KALSHI_API_KEY=... -e KALSHI_PRIVATE_KEY_PATH=... -e BASE_URL=... -- uvx mcp-server-kalshi

Run in your project folder. Add --scope user to use it everywhere.

Add to claude_desktop_config.json or .cursor/mcp.json.

{
  "mcpServers": {
    "mcp-server-kalshi": {
      "command": "uvx",
      "args": [
        "mcp-server-kalshi"
      ],
      "env": {
        "KALSHI_ENV": "...",
        "KALSHI_API_KEY": "...",
        "KALSHI_PRIVATE_KEY_PATH": "...",
        "BASE_URL": "..."
      }
    }
  }
}

Fill in the environment variables with your own credentials.

• Runtime: Python with uv (runs with uvx).
• MCP client: Claude Code, Codex, Antigravity, Claude Desktop, Cursor or any other client that speaks MCP over stdio.
• Environment variables: KALSHI_ENV, KALSHI_API_KEY, KALSHI_PRIVATE_KEY_PATH, BASE_URL