LLM Comparison on Chengyu Wanghttps://chengyu.eu/tags/llm-comparison/Recent content in LLM Comparison on Chengyu WangHugo -- gohugo.ioen© 2026 ChengyuSun, 08 Feb 2026 14:00:22 +0000AI Benchmarks: Opus 4.6 vs. GPT-5.2 vs. Gemini 3 Pro, Head to Headhttps://chengyu.eu/posts/ai-benchmark-opus-gpt-gemini/Sun, 08 Feb 2026 14:00:22 +0000https://chengyu.eu/posts/ai-benchmark-opus-gpt-gemini/A benchmark chart making the rounds shows large models shifting from chatbots to agents — with Opus 4.6 dominating agentic computer use, GPT-5.2 still king of pure reasoning, and Gemini 3 Pro owning vision and multilingual work.Head-to-Head: How Mainstream AI Models Judge a Real Traffic Accidenthttps://chengyu.eu/posts/ai-models-traffic-accident-liability/Thu, 15 Jan 2026 18:51:39 +0000https://chengyu.eu/posts/ai-models-traffic-accident-liability/After my own Tesla was hit by a car pulling out from under a bridge, I ran the accident photo past ChatGPT, Gemini, Grok, Copilot, Claude, and a few domestic models to see which ones actually got liability right.