Onset for ChatGPT
io.onset/onset
Draft, update and publish changelog releases in your Onset workspace.
client:ChatGPT
transport:streamable-http
Install Onset in ChatGPT
Settings → Connectors → Advanced → Developer mode
https://mcp.onset.io/mcpCustom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs