Anthropic Launches Claude Haiku 5.5 and Cuts Sonnet 5.5 Cache Read Price

Key Info

Anthropic introduced Claude Haiku 5.5, describing it as the cheapest, fastest, and most capable small model it has released, with average run costs roughly 75% lower than Claude Haiku 4.5, now available across AWS, Google Cloud, and Microsoft Azure.

Highlights

• Claude Haiku 5.5 is positioned as Anthropic's cheapest, fastest, and most capable small model to date
• Average running cost is about 75% lower than Claude Haiku 4.5
• Available now on all platforms, including AWS, Google Cloud, and Microsoft Azure
• Cache read price for Claude Sonnet 5.5 halved to $0.10 per million tokens
• The cache read cut makes Sonnet 5.5 around 20% cheaper to run for most long-running work