Preloop for ChatGPT

io.github.preloop/preloop

Open-source AI agent control plane and software factory: govern every tool and model call.

client:ChatGPT transport:streamable-http

Install Preloop in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://preloop.ai/mcp/v1

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