Claude Haiku 5.5
Updated Oct 24, 2026. Checked daily.
Anthropic
Claude app, free plan includes Haiku 5.5.
Free (limited)
- Cost
- Included on the free plan, with limits. API is $0.10 per million input tokens for prompts under 100K tokens.
- Free tier
- Yes, on the free Claude plan, with usage limits.
- Privacy default
- Anthropic says Free, Pro, and Max chats are used for training only if you allow it, and you choose at signup. The toggle has been reported as on by default, so check it. Settings, then Privacy. Turn off Help improve Claude. Source
Where it ranks
Leader history
No leader change mentions this model yet.
Questions
Is Claude Haiku 5.5 good for speed & high volume?
Claude Haiku 5.5 is the alternative pick for speed & high volume. Very fast while staying far smarter than most budget models, at a $0.10 per million token input price.
How much does Claude Haiku 5.5 cost?
Included on the free plan, with limits. API is $0.10 per million input tokens for prompts under 100K tokens.
Does Claude Haiku 5.5 train on my chats?
Anthropic says Free, Pro, and Max chats are used for training only if you allow it, and you choose at signup. The toggle has been reported as on by default, so check it. Settings, then Privacy. Turn off Help improve Claude.