ChatGPT

Mockbird for ChatGPT

dev.workers.mockbird.mockbird/mockbird

Mock REST APIs, fake OAuth2/OIDC provider, uptime monitors + heartbeats, live badge/QR images.

client:ChatGPT transport:streamable-http tools:19

Install Mockbird in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mockbird.mockbird.workers.dev/mcp

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

What ChatGPT can do once it is connected

Mockbird in other clients

Mockbird MCP server