coding benchmarks

Anthropic released Claude Opus 5 on July 24, its fourth model launch in under two months, priced at $5 per million input tokens and $25 per million output tokens. The company claims the model matches or beats its flagship Fable 5 on most coding and knowledge-work benchmarks while posting the lowest deception rate of any model it has shipped.

Anthropic has released Claude Opus 5, its new flagship model, claiming performance comparable to rival model Fable 5 at half the cost. The company says Opus 5 leads on several coding and knowledge-work benchmarks while requiring far less manual intervention.