RingMaster, the evening desk for ChatGPT

com.oheyinc/ringmaster

Comprehensive quantitative analysis on a thousand US stocks, seven horizons, every evening.

client:ChatGPT transport:streamable-http

Install RingMaster, the evening desk in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://ringmaster.oheyinc.com/mcp

Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs