Integration Reference

Webhook Events & Real-Time Notification Spec (v2.0)

Updated June 28, 20265 min read

Subscribe to real-time events for agent completion, compliance flags, and model telemetry updates.

IN THIS GUIDE

1. HMAC Signature Verification

All webhook payloads include an `X-Varixen-Signature` header generated using SHA-256 HMAC digest verification.

Subscribable events include `agent.task.completed`, `agent.task.failed`, `governance.pii.flagged`, and `billing.threshold.warning`.

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