The platform guarantees at-least-once delivery for webhook events. If your endpoint does not return aDocumentation Index
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2xx response within the timeout window, the platform retries the delivery automatically using an exponential backoff schedule.
Default retry schedule
Failed deliveries are retried up to 5 times over approximately 24 hours:| Attempt | Delay after previous failure |
|---|---|
| 1st retry | 5 minutes |
| 2nd retry | 30 minutes |
| 3rd retry | 2 hours |
| 4th retry | 8 hours |
| 5th retry | 24 hours |
sync.failed event is triggered if the endpoint has repeated failures across multiple events.
Because the platform retries on failure, your endpoint may receive the same event more than once. Use the event
id field to deduplicate and ensure idempotent processing.View failed deliveries
To see a log of failed deliveries for an endpoint:- Go to Integrations → Webhooks → [Endpoint name].
- Click the Delivery log tab.
- Use the status filter to show only failed deliveries.
Manual re-delivery
You can manually trigger re-delivery for any failed event:- Find the failed delivery in the delivery log.
- Click Re-deliver.
- The platform sends the original payload again immediately, independent of the retry schedule.
Disable an endpoint
If an endpoint is consistently failing and you need time to fix it, temporarily disable it to pause delivery:- Open the endpoint settings.
- Toggle Active to off.