Anthropic releases Opus 5.5 with lower prices and Fable-level performance

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Anthropic’s newest model, Opus 5. 5, was released on Tuesday, setting a new state-of-the-art in coding and knowledge work performance. In the announcement, Anthropic called Opus 5. 5 “the strongest-performing model we’ve tested to date. ” The new model is also significantly cheaper than its predecessor. Output tokens will be charged at $20 per mTok for Opus 5. 5, compared to $25 for the previous model.

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