Checkbox: subscription auto-renewal law checks for ChatGPT

site.checkbox/checkbox

Auto-renewal law checks (ROSCA, click-to-cancel) for Stripe Checkout, cancellation, renewal emails

client:ChatGPT transport:streamable-http runtime:npm

Install Checkbox: subscription auto-renewal law checks in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://app.checkbox.site/mcp

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