Claude Opus 5 Beats Claude 4 on Most Benchmarks at Half the Price

Anthropic has released Claude Opus 5, a new everyday AI model that outperforms its own frontier product, Claude 4 (Fable 5), on most benchmarks while costing half the price. The new model is positioned as a cost-effective alternative to Anthropic's top-tier offering. The release marks a notable step toward cheaper yet highly capable large language models.