What changed in the Fernway API.

Pass send_at to queue a message for later. Cancel it any time before it goes out.

Webhook events were delivered up to 18 minutes late for 42 minutes. No events were lost.

Retrying a request with the same Idempotency-Key no longer creates a duplicate message.

List endpoints are up to 3× faster on large workspaces, with no change to your code.

sender is replaced by from. sender keeps working until the removal date, then returns 422.

About 4% of requests returned 503 for 11 minutes during a database failover.

Roll a webhook secret with a 24-hour overlap, so you never drop events while you deploy.

One Messages endpoint for SMS, email and push, header-only auth and cursor pagination.