A new entry from Claude's official release notes. The original text is quoted below; check the source link for context.
What changed (original text)
We just launched Claude Haiku 5.5, the cheapest, fastest, and most capable small model we’ve released, designed for high-volume, cost-sensitive tasks. For more information, see our blog post: Claude Haiku 5.5.
Source: Claude app release notes (view original)