Anthropic has launched Claude Opus 5, a new flagship model that the company says delivers state-of-the-art performance on coding and knowledge-work tasks while costing the same to use as its predecessor. The model is available today across Anthropic’s platforms at $5 per million input tokens and $25 per million output tokens. Anthropic says Opus 5 is designed to handle complex software engineering, business automation, scientific research, and computer-use tasks more efficiently. New model pushes performance The performance gains extend beyond coding. Opus 5 is now the default model for Claude Max and the strongest model available to Claude Pro users.