Claude Haiku 5.5 Explained: Pricing, Benchmarks, Effort Settings and When to Use It
Claude Haiku 5.5 costs $0.10 per million input tokens and $0.50 per million output tokens for prompts up to 100k, a tenth of Haiku 4.5. Here is how it scores, what the new effort setting does, and where Anthropic says Sonnet 5.5 or Opus 5.5 is the better pick.



















