Anthropic · OpenAI · Claude · GPT · Decrypt
Anthropic Ships Haiku 5.5: Its Cheapest and Fastest Claude Model Yet
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Anthropic released Claude Haiku 5.5 on Wednesday, calling it the cheapest, fastest and most capable small model it has made.
Key facts
- Haiku 4.5 charged $1 and $5, so the new rate is 90% lower, while prompts above 100,000 tokens get a 50% cut
- Haiku 5.5 is available now on the Claude website, Amazon Web Services, Google Cloud and Microsoft Azure under the name claude-haiku-5-5
- Developers who plug Claude into their own products pay $0.10 per million input tokens and $0.50 per million output tokens for prompts up to 100,000 tokens
- On GDPval-AA v2.1, which rates models on real professional work across 44 occupations using an Elo scale, the head-to-head rating system borrowed from chess, Haiku 5.5 scored 1620
Summary
Anthropic released Claude Haiku 5.5 at $0.10 per million input tokens and $0.50 per million output tokens for prompts up to 100,000 tokens, down from $1 and $5 for Haiku 4.5. Haiku 5.5 scored 72.4% on the OSWorld 2.1 offline subset and 39.2% on Terminal-Bench 4.0, ahead of OpenAI's GPT-6 Luna on both but well behind Sonnet 5.5's 70.6% on the coding test. Anthropic also halved Sonnet 5.5's cache-read price to $0.10 per million tokens and is adding monthly API credits for Max and Team subscribers this week. Developers who plug Claude into their own products pay $0.10 per million input tokens and $0.50 per million output tokens for prompts up to 100,000 tokens.