Second Shift for ChatGPT

com.secondshiftos/second-shift

Second Shift agent-native MCP server: a machine-readable front door to client leads.

client:ChatGPT transport:streamable-http

Install Second Shift in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp.secondshiftos.com/mcp/v1

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