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Claude Haiku 5.5
Claude Haiku 5.5 is the leanest small model yet — about 75% cheaper to run and tuned for high-volume summarization, retrieval and tagging.
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The Case for Claude Haiku 5.5 in Production
Built for budget-tight pipelines: Claude Haiku 5.5 answers fast, stays dependable and keeps heavy workloads affordable.
- Fraction of the CostOn average, each call costs about 75% less than the previous Haiku generation.
- Made for RepetitionShort, repeated jobs are its home turf — compaction, retrieval, ranking and sorting across large batches.
- Pairs with Bigger ModelsActs as a subagent alongside Opus 5.5 and Sonnet 5.5, and slots neatly into chat support and browser automation.
Getting Claude Haiku 5.5 Running in Three Steps
A short walkthrough for wiring Claude Haiku 5.5 into your repetitive workloads.
Claude Haiku 5.5: Questions Answered
Straight answers on cost, safety guardrails, monthly credits and where to deploy Claude Haiku 5.5.
What does Claude Haiku 5.5 cost next to Haiku 4.5?
On average it runs about 75% cheaper; prompts up to 100K tokens are priced 90% lower, and anything longer comes in at half the old rate.
How did Sonnet 5.5 cache read pricing shift?
Cache reads now bill at $0.10 per million tokens — down from $0.20 — which shaves roughly 20% off most agentic Sonnet 5.5 spend.
Which monthly API credits come with Max and Team plans?
Max 5x includes $100 per month, Max 20x includes $200, and Team plans pool up to $500 — all usable across any Claude model.
How does Claude Haiku 5.5 score on alignment evaluations?
Results rose noticeably against Haiku 4.5: misaligned behavior surfaced less often, and the model pushed back more on misuse attempts.
Which safeguards ship with Claude Haiku 5.5?
Cyber protections land between Haiku 4.5 and the newer large models in strictness; biology protections match Sonnet 5, Sonnet 5.5 and Opus 5, and verification programs stay open for broader research.
Where can I run Claude Haiku 5.5 and how do I migrate?
It is live on the Claude Platform, AWS, Google Cloud and Microsoft Azure today, and the migration guide covers the switch step by step.
Put Claude Haiku 5.5 to Work Today
Launch claude-haiku-5-5 on the Claude Platform, follow the migration guide, and apply your monthly API credits to your next agent or product.