Side-by-side benchmark comparison across knowledge, coding, math, and reasoning.
GPT-5.3 Codex wins overall with a score of 85 vs 31 (54 point difference).GPT-5.3 Codex wins 4 out of 4 categories.
GPT-5.3 Codex
96
Qwen3 235B 2507 (Reasoning)
37.8
GPT-5.3 Codex
95
Qwen3 235B 2507 (Reasoning)
32
GPT-5.3 Codex
97.1
Qwen3 235B 2507 (Reasoning)
39
GPT-5.3 Codex
94
Qwen3 235B 2507 (Reasoning)
37
GPT-5.3 Codex scores higher overall with 85 vs 31, a difference of 54 points across all benchmarks.
GPT-5.3 Codex leads in knowledge tasks with an average score of 96 vs 37.8.
GPT-5.3 Codex leads in coding with an average score of 95 vs 32.
GPT-5.3 Codex leads in math with an average score of 97.1 vs 39.
GPT-5.3 Codex leads in reasoning with an average score of 94 vs 37.