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Anthropic unveiled Claude Opus 5.5: Fable 5.1 performance at a lower price
Business & Technology
GadgetyHE
September 23, 2026

Anthropic unveiled Claude Opus 5.5: Fable 5.1 performance at a lower price

Key points • Anthropic announced Claude Opus 5.5, the first model in the new Claude 5.5 series. • According to the company, the model reaches Claude Fable 5.1 level on most tasks, at a price 20% lower than Opus 5. • Sensitive requests in cybersecurity and biology are automatically routed to earlier models to prevent misuse. • The model is now available on the Claude website and apps, as well as via the API, and Claude Sonnet models ...

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Curated from Gadgety. Classified as Business & Technology by AI, which sometimes makes mistakes.

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