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15 October 2025Model release
Anthropic releases Claude Haiku 4.5
Claude Haiku 4.5 matched Claude Sonnet 4 on coding and computer use at one-third the cost and more than twice the speed.
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claudehaikusmall-model
Claude Haiku 4.5 matched Claude Sonnet 4 on coding and computer use at one-third the cost and more than twice the speed.