Expired50% confidenceEventTime unknown
A Chinese tech YouTuber conducted a programming capability comparison test between Claude Sonnet 4.5 and GPT-5 Codex.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026(expired)
Sources
Claude Sonnet 4.5 vs GPT-5 Codex: A Hands-On Soft-Body Physics Programming Showdown
bilibiliAIDeepCoder
Related Claims
UnverifiedA Bilibili UP host published a comparative test pitting Claude Sonnet 4.5 against GPT-5 Codex to recreate the soft-body physics driving simulation effect of the 1996 classic game Terep 2 in C++.78% similarUnverifiedThe study tested AI coding performance across models including Sonnet 4.5, GPT 5.2, GPT 5.1 Mini, and Qwen 374% similarUnverifiedOn the SWE-bench software engineering task benchmark, the task completion rates of Claude 3.5 Sonnet and GPT-4o far exceed those of open-source models.72% similarVerifiedNew-generation large language models such as GPT-4, Claude 3.5 Sonnet, and Gemini 1.5 Pro have achieved significantly higher scores on code capability benchmarks such as HumanEval and SWE-bench compared to previous versions.72% similar
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