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Anthropic released Claude Opus 5, achieving 97% on SWE-Bench and claiming Fable 5-level intelligence at half the price, marking rapid SOTA improvement.
An early vibe check on Claude Opus 5 finds it breaks backward compatibility with existing workflows but shows brilliance when starting from scratch, occupying an awkward middle ground between genius and generalist models.
An article presenting benchmark results for the upcoming Claude Opus 5 AI model.
Anthropic released Claude Opus 5, which it says approaches the capabilities of its more powerful Fable 5 model while offering stronger cybersecurity safeguards and lower pricing.
Anthropic releases Claude Opus 5, a new large language model with enhanced capabilities and safety features, as detailed in its system card.
Anthropic announces Claude Opus 5, a powerful and cost-effective AI model that approaches the intelligence of Claude Fable 5 at half the price, achieving state-of-the-art results on coding and knowledge work benchmarks.