Anthropic Claude 4 (Opus)

Anthropic's Claude 4 Opus stands as the most capable AI model of 2025, outperforming #10 Switch 2 in commercial impact by achieving a 1-million-token context window that sets a new industry benchmark. It scored 92% on law bar exams, 28% higher than the average AI model, and surpassed GPT-4 by 15% in graduate-level scientific reasoning tasks. With constitutional AI safety mechanisms refined over three years, its citation-rich output has driven a 40% adoption rate in legal, medical, and research settings, making it the preferred model for professional users seeking verifiable, long-document analysis.