Anthropic Unveils Advanced Programming Models at Developer Conference

According to PANews, Anthropic has introduced two new models, Claude Opus 4 and Claude Sonnet 4, at a recent developer conference. Claude Opus 4 demonstrated exceptional performance on the SWE-bench validation set, achieving a top score of 72.5%, and reaching 79.4% in high-computing mode, positioning it as a leading global automatic programming model. Claude Sonnet 4 also performed impressively with a score of 72.7%, surpassing OpenAI's o3 and Codex-1 models. Testing by Rakuten revealed that Opus 4 can program continuously for seven hours while efficiently handling complex tasks, setting a new industry benchmark. The new models support parallel tool usage and feature improved memory mechanisms, with Claude Code now fully accessible.