Nephyr Backtest MCP Server

Prediction market strategy backtesting with real on-chain Polymarket data

Local serverstdio

What is the Nephyr Backtest MCP Server?

Nephyr Backtest is an MCP integration. Prediction market strategy backtesting with real on-chain Polymarket data.

Packages and local setup

The published pypi package is nephyr-backtest, version 0.1.1. Its declared MCP transport is stdio.

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 0.1.1 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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