I put ChatGPT-4o and 5.1 through 9 real-world tests — from logic puzzles to coding, writing and image analysis.

I ran nine hands-on tests to find the real winner — and these leading chatbots left me surprised by the outcome ...

OpenAI ChatGPT 5.1 with faster replies, accuracy, warmer chat, and two modes, Instant and Thinking, enterprise upgrades in ...

While GPT‑5.1-Codex-Max does not meet OpenAI’s “High” capability threshold for cybersecurity under its Preparedness Framework ...

Benchmarks show Google's Gemini 3 handily beating OpenAI's latest GPT-5.1 model, but there are still reasons to use ChatGPT.