Anthropic has introduced Claude Opus 5, the latest version of its flagship model. The new model replaces its predecessor, Opus 4.8, and maintains the same pricing structure as before. According to the company, Opus 5 has reached a level of intelligence comparable to Claude Fable 5, but at a lower cost. The default model on various platforms, Opus 5 is now available for use. This development is significant as it provides users with a more affordable option for advanced AI capabilities.