AINewsnow

Introducing Claude Sonnet 5.5 on AWS

This story is from 2026-09-28. It is preserved in the archive; the latest stories are on the live feed.

Claude Sonnet 5.5 is now available on Amazon Bedrock and Claude Platform on AWS. It's a smarter, more efficient Sonnet model for focused coding and knowledge work, with a lower cost per task at faster speed. This post covers what's new, when to choose Sonnet, and how to get started.

Read the full story at AWS Machine Learning Blog ↗

Timeline · 2 reports

  1. 2026-09-28 18:57 · AWS Machine Learning Blog
    Introducing Claude Sonnet 5.5 on AWS
  2. 2026-09-28 17:58 · Hacker News Front Page
    Claude Sonnet 5.5

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. Anthropic releases Claude Sonnet 5.5 with the cyber limits it reserved for its best models — The Next Web
  6. Optimizing my AI subscriptions: Claude Pro (Opus) vs. ChatGPT Plus vs. Perplexity Pro? — r/AI_Agents
  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

Get the daily brief of stories like this at 6:30 every morning →