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.
GLM-5 is a mixture-of-experts language model from Z.ai with 744 billion total parameters and 40 billion active parameters, designed for complex systems engineering and long-horizon agentic tasks. It utilizes DeepSeek Sparse Attention (DSA) to reduce deployment costs while maintaining long-context capacity, and achieves best-in-class performance among open-source models in reasoning, coding, and agentic tasks.