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Acme API v1

Changelog

Every change to the Acme API, in order. Breaking changes get 30 days notice.

v1.24 Jul 14, 2026

Webhooks v2 and per-key rate limits

NewBreaking
  • Webhooks v2: signed payloads, automatic retries with exponential backoff, and a redelivery UI.
  • Rate limits are now configurable per API key — set them in the dashboard under Keys → Limits.
  • Breaking: the legacy /v1/events endpoint is removed. Migrate to /v1/webhooks before Aug 1.
v1.23 Jun 28, 2026

Cursor pagination everywhere

Improved
  • All list endpoints now support cursor pagination via starting_after — offset pagination is deprecated.
  • List responses include has_more, so you no longer need an extra request to detect the last page.
  • Default page size raised from 10 to 20.
v1.22 Jun 10, 2026

Fixes and quality-of-life

Fixed
  • Fixed: 500 error when filtering users by an email containing a plus sign.
  • Fixed: Retry-After header was missing on 429 responses from the projects endpoints.
  • Error messages now include a docs_url pointing at the relevant reference page.

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