Agent Preflight for ChatGPT

com.agent-preflight/agent-preflight

Budgeted agent preflight: allow|block|reuse|defer|advise. Never executes destination tools. Free MCP

client:ChatGPT transport:streamable-http tools:2

Install Agent Preflight in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://api.agent-preflight.com/mcp

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