Greta for ChatGPT

sh.greta/greta

AI app builder: build, deploy and grow websites and full-stack apps on Greta from your AI agent.

client:ChatGPT transport:streamable-http

Install Greta in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp.greta.sh

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