Pricing, Performance & Features Comparison
Claude Sonnet 4.6 is Anthropic's best combination of speed and intelligence, delivering frontier performance across coding, agents, and professional work at scale. It features advanced capabilities including extended and adaptive thinking, supports a 1M token context window, and excels in reasoning, coding, multilingual tasks, long-context handling, and image processing with a training data cutoff of January 2026.
Claude Opus 4.6 is Anthropic's most intelligent and capable model, specifically designed for complex tasks, coding, and building agents. It features improved coding skills, better planning and agentic capabilities, and is the first Opus-class model to support a 1 million token context window (in beta). The model delivers state-of-the-art performance on complex reasoning benchmarks and expert-level tasks while maintaining an industry-leading safety profile.