Haiku 5.5 is first Haiku with adjustable effort setting for cost-vs-intelligence

claudeai · x · 2026-10-08

Haiku 5.5 debuts an adjustable effort setting, letting developers choose per task whether to optimize for cost or intelligence.

Related event: Anthropic Launches Claude Haiku 5.5 at Roughly 75% Lower Cost(32 posts)→

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