Unverified50% confidenceFactExact time
Haiku corresponds to speed priority, Sonnet to balance, and Opus to the strongest reasoning capability.
1
Sources
50%
Confidence
Long-term
Relevance
10/28/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedThe route skill evaluates tasks, assigns suitable work to Sonnet or Haiku, and then Opus reviews the results.68% similarUnverifiedCode review tasks are adequately handled by Sonnet or even Haiku, and should not be run with Opus (with effort max enabled).65% similarUnverifiedClaude Haiku 5.5 introduces support for an adjustable Effort parameter for the first time, allowing developers to trade off between response quality and cost/speed.64% similarUnverifiedAccording to Anthropic's automated behavioral audit, Sonnet 5.5 outperforms Sonnet 5 on most alignment and honesty metrics62% similar
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