Anthropic's Claude Opus 4 Shatters AI Limits with 7-Hour Coding Marathon

Anthropic's Claude Opus 4 AI model sets a new record by coding nonstop for seven hours, outperforming OpenAI's GPT-4.1 on a software engineering benchmark, reshaping enterprise AI with its sustained focus and reasoning capabilities.

• Anthropic released Claude Opus 4 and Claude Sonnet 4, AI models that can maintain focus on complex tasks for hours, outperforming competitors on coding benchmarks.
• The AI industry has pivoted toward reasoning models that simulate human-like thought processes, with Anthropic's models distinguishing themselves by integrating tool use directly into their reasoning process.
• As AI models become more capable, transparency challenges emerge, with Anthropic's research finding their models often omit crucial reasoning steps, raising concerns about the explainability of advanced AI systems.