Sentinel for ChatGPT

org.448c/sentinel

Pay-per-call safety checks for AI agents: screen a crypto address or URL before you transact.

client:ChatGPT transport:streamable-http tools:2

Install Sentinel in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://448c.org/mcp

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