On August 5, 2025, Anthropic publicly released Claude Opus 4.1, a significant refinement of its flagship Opus 4 model family, aimed at advancing agentic tasks, real-world software engineering, and complex reasoning. This incremental update, which builds on the May debut of Claude Opus 4, delivers higher accuracy on coding benchmarks, extended context handling, and maintains […]
Claude Opus 4.1 API
Anthropic’s Claude Opus 4.1 represents the latest iteration in its flagship Opus series, officially launched on August 5, 2025. This drop-in replacement for Opus 4 brings targeted enhancements in agentic tasks, real-world coding, and multi-step reasoning.
Model Type: Chat