catalog for ChatGPT

chat.avva/catalog

Search avva for an expert's Decision Model, then connect it: judgment from real past decisions.

client:ChatGPT transport:streamable-http tools:2

Install catalog in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp.avva.chat/mcp-catalog

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