Tovan for ChatGPT
ai.tovan/tovan
Designs custom electronic devices from a plain-words description and has them made.
client:ChatGPT
transport:streamable-http
Install Tovan in ChatGPT
Settings → Connectors → Advanced → Developer mode
https://www.tovan.ai/api/mcp
Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs