# Reference

> Error codes and rate limits, and the API changelog.

Source: https://warmerly.com/docs/topics/reference

Error codes and rate limits, and the API changelog.

## Articles

- [Errors & Rate Limits](https://warmerly.com/docs/errors): The standard error response shape used across the Warmerly API, plus every documented rate limit: per-key, per-endpoint, and the public-endpoint IP…
- [API Changelog](https://warmerly.com/docs/changelog): Reverse-chronological log of changes to the Warmerly public API, and the deprecation policy for breaking changes and endpoint removals.