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#Claude Sonnet 5.5

1 published article

• Models · Dispatch

  Anthropic releases Claude Sonnet 5.5 on 28 September at unchanged Sonnet 5 prices

  Anthropic says Sonnet 5.5 runs more than 30% faster and costs up to 30% less per task. Anthropic also calls it the first Sonnet with cyber safeguards and classifiers that prevent reasoning extraction.