This table compares webhook setup across Crazytel Premium Features, Hybrid SIP Trunks, CrazyFax and the SMS API.
| Feature | Where to set up | Choose events? | Chat apps supported? | Test button | Delivery history |
|---|---|---|---|---|---|
| Announcements | Box > Alerts & Webhooks | No (all events) | Yes (Slack, Discord, Teams, Google Chat) | No | Call activity |
| IVR | IVR > Alerts & Webhooks | No (all events) | No | No | Call activity |
| Ring Groups | Group > Alerts & Webhooks | No (all events) | Yes (Slack, Discord, Teams, Google Chat) | No | Call activity |
| Queues | Queue > Alerts & Webhooks | No (all events) | No | No | Call activity |
| Voicemail | Mailbox > Webhooks & API | New voicemail and missed call switched separately | No | No | No |
| Recording Box | Box > Alerts & Webhooks | No (one event) | No | No | No |
| AI Bridge | AI Bridge > Settings | No (all events) | No | No | Call activity |
| Time Conditions | Not yet in the portal | No (all events) | No | No | Call activity |
| Hybrid SIP Trunks | Trunk > Webhooks | Yes | Yes (Discord, Slack, Teams, Google Chat) | Yes | Yes, 14 days |
| CrazyFax | Fax Settings > Webhooks | Yes | Yes (Slack, Discord, Teams, Google Chat) | Yes | Yes (Delivery & Worker Logs) |
| SMS delivery status | status_callback field on each SMS API send request |
No (fixed lifecycle events) | No | No | No |
Shared behaviour is in Things every webhook has in common. Signature checks are in Verifying webhook signatures. If a webhook is missing, see Troubleshooting webhooks.