shelfatlas catalog for ChatGPT

io.github.slambertdk/shelfatlas-catalog

Danish grocery catalog as MCP tools: live offers across all major chains, stores, EAN lookup, stock.

client:ChatGPT transport:streamable-http

Install shelfatlas catalog in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://api.shelfatlas.com/api/v1/mcp

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