a2a trustgate for ChatGPT

io.github.jyswee/a2a-trustgate

A2A TrustGate: 4-gate firewall that screens every AI-agent action before it runs. 50 tools.

client:ChatGPT transport:sse runtime:npm

Install a2a trustgate in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp.a2ainfrastructure.com/sse

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