Boxerbook for ChatGPT
com.boxerbook/boxing
World professional boxing: schedule, results, boxer cards, rankings, forecasts. Free, no key.
client:ChatGPT
transport:streamable-http
tools:10
Install Boxerbook in ChatGPT
Settings → Connectors → Advanced → Developer mode
https://mcp.boxerbook.com/mcp
Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs