Anthropic: Claude Sonnet 5.5 and Claude Haiku 5.5 to Be Released in the Coming Weeks

Odaily News: Anthropic says Claude Opus 5.5 is now available on all platforms, including AWS, Google Cloud, and Microsoft Azure. For most tasks, its performance matches that of Claude Fable 5.1, while running costs are 40% lower than Opus 5; Opus 5.5 is priced at $4 per million input tokens and $20 per million output tokens. In the coming weeks, two more large models, Claude Sonnet 5.5 and Claude Haiku 5.5, will also be released.