GPT-5 Codex vs QwQ 32B

Compare GPT-5 Codex by OpenAI against QwQ 32B by Qwen, tested across 15 shared challenges. Updated April 2026.

Which is better, GPT-5 Codex or QwQ 32B?

GPT-5 Codex and QwQ 32B are both competitive models. Compare their real outputs side by side below.

Key Differences Between GPT-5 Codex and QwQ 32B

GPT-5 Codex is made by openai while QwQ 32B is from qwen.

Our Verdict
GPT-5 Codex
GPT-5 Codex
QwQ 32B
QwQ 32BRunner-up

No community votes yet. On paper, GPT-5 Codex has the edge — bigger model tier, newer, major provider backing.

Slight edge
Writing DNA

Style Comparison

Similarity
99%

GPT-5 Codex uses 14.6x more emoji

GPT-5 Codex
QwQ 32B
64%Vocabulary64%
17wSentence Length12w
0.38Hedging0.36
2.3Bold13.6
3.5Lists8.4
0.15Emoji0.00
0.49Headings0.00
0.05Transitions0.39
Based on 13 + 4 text responses
vs

Ask them anything yourself

GPT-5 CodexQwQ 32B

279 AI models invented the same fake scientist.

We read every word. 250 models. 2.14 million words. This is what we found.

AI Hallucination Index 2026
Free preview13 of 58 slides
FAQ

Common questions