Opus 4.5 vs GPT-5.1-Codex-Max vs Gemini 3 Pro: Which AI Codes Best in 2025?
The AI arms race just hit overdrive. Within a single week of November 2025, four game-changing models dropped: Claude Opus 4.5, GPT-5.1-Codex-Max, Gemini 3 Pro, and Claude Sonnet 4.5. But…