Overskill for ChatGPT

com.overskill/mcp

Build and publish Overskill apps from Cursor, Claude, ChatGPT, or any MCP client.

client:ChatGPT transport:streamable-http

Install Overskill in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp.overskill.com/mcp

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