rankcusp for ChatGPT

com.rankcusp/aso

App Store keyword ranks, the 11-30 cusp band, metadata audits and rival positions.

client:ChatGPT transport:streamable-http tools:9

Install rankcusp in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://rankcusp.com/api/mcp

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