Claude 4.1

Anthropic

Claude 4.1 Opus is Anthropic's most capable model, optimized for complex tasks requiring deep understanding, creativity, and nuanced judgment. This non-reasoning variant excels at generating high-quality, coherent text, code, and analysis across a wide range of domains. It supports extended context windows and multimodal inputs, making it suitable for sophisticated content creation and detailed problem-solving.

Anthropic

Claude 4.1 Opus (Reasoning) is a high-performance model from Anthropic's Claude family, specifically optimized for deep reasoning and complex problem-solving tasks. It features an extended thinking mode to tackle multi-step logical challenges and is part of the multimodal Claude series supporting long-context interactions.