Neutra for ChatGPT

io.github.emokeo/neutra

Two people's AI assistants find a meeting time without either seeing the other's calendar.

client:ChatGPT transport:streamable-http

Install Neutra in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://neutra.day/mcp

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