penholder for ChatGPT

ai.penholder/penholder

Preventive human-approval write-gate for AI agents: writes commit only after a human approves.

client:ChatGPT transport:streamable-http

Install penholder in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://api.penholder.ai/mcp

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