Anthropic launches Claude Sonnet 5.5, reduces Opus pricing, and prepares Claude Haiku 5.5 release
Anthropic released Claude Sonnet 5.5 alongside a price reduction for the Opus tier, cutting input and output token costs by 20% and cache read costs by 60%. The company also announced that Claude Haiku 5.5 will join the model family in the coming weeks.
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Sonnet 5.5 anthropic.com