Part of OpenAI Trade Secrets Theft · 4 stories · since Sep 14 · newest 19m ago
Anthropic launches Claude Opus 5.5, cutting price 40% while lifting coding performanceAnthropic and Claude accounts confirm same-day availability
3 Yesterday 12:31 PM · 1d ago · 18 articles · 5 posts · 5 sources · development 3 of 7
Official Anthropic and Claude social accounts announced the model was live immediately, with Claude Code getting a 20% increase in five-hour session limits and a one-time rate-limit reset for subscribers.
“Opus 5.5 performs at the level of Fable 5.1. It's ~30% faster and ~40% cheaper than Opus 5 per task.”
@ClaudeDevsAnthropic Developer of Claude Opus 5.5
Dario Amodei Anthropic CEOMETR / Frontier Design External evaluatorsClaude Code developers Users of Anthropic's coding agent
The whole story articlespostscomments the bright band is this development · numbered dots are the others · click one to jump
Reported in the same hours no headline names this development itself — these 3 claims were published in its stretch
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first by qz.com, 1d ago · also The Decoder
1 more headline
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first by theverge.com, 1d ago · also The Verge
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2 outlets Claude Opus 5.5
first by HN Best, 1d ago · also HN Frontpage
What people said 3 voices · verbatim
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Introducing Claude Opus 5.5, the first model in our new Claude 5.5 family. It performs at the level of Claude Fable 5.1 for most tasks, and costs 40% less to run than Opus 5.
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T
Anthropic called it "the strongest-performing model we've tested to date." https:// techcrunch.com/2026/09/22/anth ropic-releases-opus-5-5-with-lower-prices-and-fable-level-performance/?utm_source=dlvr.it&utm_medium=mastodon
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Claude Opus 5.5 is available today.
All 7 developments of Anthropic launches Claude Opus 5.5, cutting price 40% while… →
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