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Anthropic debuts Claude Sonnet 5.5 running 30% faster than the previous-generation AI model

Anthropic PBC today announced the launch of Claude Sonnet 5.5, the most capable mid-tier model in the company’s AI family, designed for everyday tasks and a clear upgrade over the previous generation, running over 30% faster at a lower cost. Sonnet operates as the workhorse of Anthropic’s Claude fa…

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  1. 2026-09-28 18:00 · SiliconANGLE AI
    Anthropic debuts Claude Sonnet 5.5 running 30% faster than the previous-generation AI model

More stories

  1. Introducing Claude Sonnet 5.5 on AWS — AWS Machine Learning Blog
  2. Anthropic releases Sonnet 5.5, which it calls a significantly cheaper, faster work partner — TechCrunch AI
  3. Opus 5.5 — r/ClaudeAI
  4. Claude Sonnet 5.5 now available on AI Gateway — Vercel Blog
  5. Optimizing my AI subscriptions: Claude Pro (Opus) vs. ChatGPT Plus vs. Perplexity Pro? — r/AI_Agents
  6. Anthropic releases Claude Sonnet 5.5 with the cyber limits it reserved for its best models — The Next Web
  7. Did Anthropic’s A.I. Really Make a Scientific Discovery on Its Own? — New York Times AI
  8. Anthropic launches Claude Sonnet 5.5 with near-Opus performance at half the price — The New Stack AI

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