GPT-5 Codex
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GPT-5 Codex vs Qwen: Qwen3 Max
Compare GPT-5 Codex by OpenAI against Qwen: Qwen3 Max by Qwen, tested across 50 shared challenges. Updated February 2026.
FAQ
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GPT-5 CodexvsQwen: Qwen3 Max
45 challenges
Why GPT-5 Codex?
Leads 1 of 1 benchmarks
Stronger on SWE-bench Verified74.5% vs 69.6%
Why Qwen: Qwen3 Max?
No standout advantages
Favorites
GPT-5 CodexQwen: Qwen3 Max
12 / 45
Estimate Complexityreasoning
Tests an AI's ability to make educated estimates based on technical knowledge
Qwen: Qwen3 Max
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2 / 45
AI Board Game Logicreasoning
Tests an AI's ability to understand game rules and strategy
GPT-5 Codex
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Qwen: Qwen3 Max
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Vote
3 / 45
Logic Puzzlereasoning
Tests an AI's ability to solve a simple but potentially confusing logic puzzle
GPT-5 Codex
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Qwen: Qwen3 Max
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4 / 45
Math Misconception Testreasoning
Tests an AI's understanding of number representation
GPT-5 Codex
No content available for this output.
Qwen: Qwen3 Max
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5 / 45
Stochastic Consistency Testanalysis
Tests an AI's randomness and creativity
GPT-5 Codex
- I asked my Wi-Fi for a joke, but it said the connection was too weak for humor.
- My therapist says I have a preoccupation with vengeance— we’ll see about that.
- I tried to start a hot air balloon business, but it never really took off.
- I told my coffee it was grounded, now it won’t espresso itself.
- I asked the librarian if the library had books on paranoia—she whispered, “They’re right behind you.”
Unique jokes: 5
Qwen: Qwen3 Max
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6 / 45
SVG Layout Challengeimage generation
Tests an AI's ability to generate vector graphics
GPT-5 Codex
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Qwen: Qwen3 Max
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7 / 45
Xbox Controller SVG Artimage generation
Tests an AI's ability to create detailed SVG illustrations of gaming hardware
GPT-5 Codex
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Qwen: Qwen3 Max
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Vote
8 / 45
Generate a Stand-Up Routineconversation
Tests an AI's humor and creative writing ability
GPT-5 Codex
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Qwen: Qwen3 Max
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Vote
9 / 45
Realistic AI Interviewconversation
Tests an AI's ability to simulate personalities and predict future trends
GPT-5 Codex
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Qwen: Qwen3 Max
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10 / 45
Satirical Fake News Headlineconversation
Tests an AI's humor and understanding of current events
GPT-5 Codex
No content available for this output.
Qwen: Qwen3 Max
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11 / 45
Character Voice Testconversation
Tests an AI's ability to write in distinct character voices
GPT-5 Codex
No content available for this output.
Qwen: Qwen3 Max
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12 / 45
Minimalist Landing Pageweb design
Tests an AI's ability to generate a complete, working landing page
GPT-5 Codex
Qwen: Qwen3 Max
Vote
12 of 45