OpenAI

GPT-6.1 Sol review: hands-on tests vs Opus 5.5 and Grok 4.7 on web design and hard Go coding. Near-Opus quality at half the price, but slow.

I tested GPT 5.4 head-to-head against Claude, Gemini, and MiniMax on a real coding task. Here's what the benchmarks don't tell you.

ChatGPT 5.1 brings 2x speed on simple tasks, professional tone controls, and new developer tools. Learn the key changes vs GPT-5 and migration tips.