Posted inAI
GPT-5.2 vs Claude Opus 4.6 / Sonnet 4.6 vs Gemini 3.1 Pro: Which Model Should Junior Devs Choose?
A detailed comparison of GPT-5.2, Claude Opus 4.6/Sonnet 4.6, and Gemini 3.1 Pro on performance, cost, and real-world use cases. Includes Python code to call each model's API and a multi-model wrapper for easy switching in production.