Subscribe an app to a webhook event
One step with HubSpot. We can help you get access.
Get something done
Subscribe an app to a webhook event
with HubSpot
Works with AI assistants
Use HubSpot: its Hubspot Basic API lets you subscribe an app to a webhook event in a single step (POST /app-webhooks/2026-09/{appId}/subscriptions). HubSpot also has an MCP server, so an AI assistant like Claude or ChatGPT can do it for you. capabilities.work can help you get signed up and connected.
- How do I get a webhook when a contact property changes?
- Can I subscribe my app to deal creation events?
Say it to your AI assistant
- Subscribe app {appId} to {eventType} events, active {active}.
- Watch changes to {propertyName} via {eventType} for app {appId}, active {active}.
For your developer
POST /app-webhooks/2026-09/{appId}/subscriptions in Hubspot Basic API. Full spec on APIs.io.