Anthropic’s Fourth ‘Best Model Ever’ in Two Months Is Here, and Annoyingly, It’s Genuinely Great
Claude Opus 5 is Anthropic’s fourth flagship in under two months. It retakes the lead on coding and reasoning, keeps a 1M-token context and holds Opus pricing at $5/$25. Genuinely excellent, and a sign the model treadmill has gone slightly deranged.









