Notes tagged Claude

• Claude Haiku 5.5

  Oct 08, 2026 model    ModelRelease  Claude

  

  New Haiku-class model - this time an actual new Haiku model.

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• Claude Opus 5.5

  Sep 22, 2026 model    ModelRelease  Claude  ReasoningModels

  

  Better, faster, and cheaper. Doesn't feel like we're slowing down.

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