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Anthropic

Is Claude Haiku 5.5 out? Yes, since October 7, 2026

Yes. Claude Haiku 5.5 was released on October 7, 2026.

A browser notification for each confirmed release in this family. No account or email.

Have you used it? Claude Haiku 5.5

See community experiences
Lab
Anthropic
Family
Claude
Release date
Source
Anthropic · Claude Haiku 5.5

What changed

  • context 1M tokens · Context window of Claude Haiku 5.5. Claude Sonnet 5.5 is the previous model of the same tier, but the gap is beyond what a percentage explains.
  • price -95 % · Prompt price compared with Claude Sonnet 5.5, same tier in this family. Went from $2.00 / MTok to $0.100 / MTok. Lower is better.

About Claude Haiku 5.5

Claude Haiku 5.5 is Anthropic's small, fast model for high-volume, cost-sensitive work such as summarization, subagents, and browser use. It succeeds Claude Haiku 4.5 with stronger coding, computer use, and...

Next Claude model to watch

Questions

When was Claude Haiku 5.5 released?
Claude Haiku 5.5 was released on October 7, 2026.
Who makes Claude Haiku 5.5?
Claude Haiku 5.5 is made by Anthropic.
What comes after Claude Haiku 5.5?
Claude Fable 5.5, a rumor for now.