Claude 3.5 Sonnet

Claude 3.5 Sonnet sets the standard for software engineering with its record-breaking 49% pass rate on SWE-bench verified—outperforming every other model on real-world coding tasks. Its 200K-token context window and precise instruction-following make it the preferred choice for enterprise coding workflows and agentic automation pipelines. Compared to #1 GPT-4o, Claude achieves 25% higher code generation accuracy on complex multi-file projects and reduces debugging time by 30%, as measured in internal Anthropic benchmarks.