Svix Webhooks

Svix is webhook-sending infrastructure used by many upstream services. If a provider delivers webhooks "powered by Svix" (or implements the Standard Webhooks spec), the verification below applies regardless of who the sender is.

When to Use This Skill

• How do I receive Svix webhooks?
• How do I verify svix-id / svix-timestamp / svix-signature headers?
• Why is my Svix webhook signature verification failing?
• How do I handle secret rotation (multiple v1, signatures in one header)?
• My provider says webhooks are "powered by Svix" / "Standard Webhooks" — how do I verify them?
• How do I parse the {"type": "...", "data": {...}} event envelope?

Verification (core)

Each request carries three headers: