GPT-4o vs Claude Opus vs Gemini Pro: Production API Comparison for 2026

GPT-4o vs Claude Opus vs Gemini Pro: Production API Comparison for 2026 TL;DR "OpenAI's GPT-4o excels at structured output and function calling, Anthropic's Claude Opus 4.7 and Sonnet 4.6 lead on coding benchmarks and instruction-following, and Googl...