Polymarket-kalshi-trading MCP Server

Polymarket-kalshi-trading is an MCP integration. Cross-venue prediction markets for AI agents: Polymarket + Kalshi, costed and attributed.

Hosted connection

The registry lists a streamable-http connection at https://mcp.oddsrail.app/mcp.

Packages and local setup

The published pypi package is oddsrail, version 0.19.0. Its declared MCP transport is stdio.

The package declares ODDSRAIL_DRY_RUN: 1 (default) simulates orders; 0 enables real trading; ODDSRAIL_BUILDER_CODE: bytes32 Polymarket builder code for on-chain attribution; POLYMARKET_PRIVATE_KEY: operator wallet key; only needed for real trading; POLYMARKET_WALLET_ADDRESS: proxy/deposit wallet address, if used.

Before connecting

Check the maintainer’s instructions for account access, authentication and the supported client configuration. Once connected, inspect the tools your client receives and try a small task that matches the server’s stated purpose. The registry description does not include a verified, complete tool list.

Project and source

View the publisher’s registry entry · Project repository. This profile uses version 0.19.0 from the registry. Registration identifies the publisher namespace; it does not establish that this is a first-party integration for every service it connects.

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