Anthropic launches Claude Haiku 5.5: around 75% cheaper than Haiku 4.5, and much stronger
Claude Haiku 5.5 costs $0.10 per million input tokens and $0.50 per million output tokens, 90% below Haiku 4.5 for most prompts, while scoring 72.4% on OSWorld. Anthropic also halved Sonnet 5.5 cache reads and added monthly API credits for Max and Team plans.