Inbound and outbound webhooks
Receive data and POST to external systems.
5 min read Updated 2026-04-24
Outbound — call an external API
The Webhook action sends a POST (or GET/PUT/DELETE) to any URL with headers and a body you define. Use it to push data to Slack, Zapier, Make, your own backend, or any service with an HTTP API.
Inbound — trigger a workflow from elsewhere
- 1Trigger: Inbound WebhookOpen Doors generates a unique URL.
- 2Copy the URLPaste it into whatever system needs to fire the workflow.
- 3Send a test payloadOpen Doors captures the shape of the data and lets you map it to contact fields.