#GPT-4o

Claude vs GPT-4o vs Gemini: Which LLM to Use in Production (2025 Guide)

After building 60+ AI products with every major LLM, here is an honest, task-by-task comparison of Claude 3.5, GPT-4o, and Gemini 1.5 Pro for production use. Not benchmarks — real-world performance across document analysis, coding, agents, and RAG.