Webhooks

ALPHA delivers events to your registered URL with HTTPS POST requests, for example when packing instructions are ready. Verify each payload before processing.

Configure endpoints

Register URLs and subscribe to events in the Portal.

Configure endpoints

Event types

Event types, envelope shape, and the packing_instructions.ready payload.

Event types

Verify signatures

HMAC-SHA256 verification with webhook-signature.

Verify signatures

Deliveries

Retries, idempotency, and HTTP response rules.

Deliveries