event.cancelled
Webhook events · Scheduling
Fired when an event is cancelled.
Subscribe
curl
curl https://api.chronapilot.com/v1/webhook_endpoints \ -X POST \ -H "Authorization: Bearer sk_live_…" \ -d '{ "url": "https://your-app.com/webhooks/chronapilot", "events": ["event.cancelled"] }'
Delivery payload
JSON
{
"id": "whe_8x9y0z1a2b",
"type": "event.cancelled",
"api_version": "2026-05-20",
"created": 1716247200,
"data": {
"object": {
"event_id": "evt_1abc2def3ghi",
"cancelled_at": "2026-05-21T08:30:00-07:00"
}
},
"livemode": true,
"request_id": "req_1A2b3C4d5E6f"
}When it fires
Fired when an event is cancelled. See the Scheduling concepts for an overview of the surrounding lifecycle.
Handling tips
- Treat the delivery as the latest state. Re-fetch the resource if you need confirmation against the source of truth.
- Dedupe on id — the same event may arrive more than once.
- Respond with 2xx within 8 seconds to avoid retry pressure.