_3 Sonnet 4.x rate limit is a total limit that applies to combined traffic across Sonnet 4.6 and Sonnet 4.5.
Anthropic Rate Limits → · 2026-10-07T14:59:02.904Z
- _3 Sonnet 4.x rate limit is a total limit that applies to combined traffic across Sonnet 4.6 and Sonnet 4.5. Claude Sonnet 5.5 and Claude Sonnet 5 each have a separate rate limit and are not part of this combined bucket._ + _3 Sonnet 4.x rate limit is a total limit that applies to combined traffic across Sonnet 4.6 and Sonnet 4.5 ([deprecated](https://docs.anthropic.com/docs/en/about-claude/model-deprecations) + ). Claude Sonnet 5.5 and Claude Sonnet 5 each have a separate rate limit and are not part of this combined bucket._