herald for ChatGPT

io.github.btouchard/herald

Stop copy-pasting between Claude Chat and Claude Code.

client:ChatGPT transport:streamable-http

Install herald in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://your-herald-instance.example.com/mcp

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