Scigantic for ChatGPT
com.scigantic/mcp
Search public scientific datasets and read schema cards that describe their files, columns and rows
client:ChatGPT
transport:streamable-http
runtime:pypi
tools:16
Install Scigantic in ChatGPT
Settings → Connectors → Advanced → Developer mode
https://api.scigantic.com/mcp
Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs