GPT-5 Codex
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GPT-5 Codex vs Qwen3 Coder Next
Compare GPT-5 Codex by OpenAI against Qwen3 Coder Next by Qwen, tested across 47 shared challenges. Updated February 2026.
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GPT-5 CodexvsQwen3 Coder Next
42 challenges
Why GPT-5 Codex?
Leads 1 of 1 benchmarks
Stronger on SWE-bench Verified74.5% vs 70.6%
Why Qwen3 Coder Next?
4 months newerFeb 2026
Favorites
GPT-5 CodexQwen3 Coder Next
12 / 42
Estimate Complexityreasoning
Tests an AI's ability to make educated estimates based on technical knowledge
Qwen3 Coder Next
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2 / 42
AI Board Game Logicreasoning
Tests an AI's ability to understand game rules and strategy
GPT-5 Codex
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Qwen3 Coder Next
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3 / 42
Logic Puzzlereasoning
Tests an AI's ability to solve a simple but potentially confusing logic puzzle
GPT-5 Codex
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Qwen3 Coder Next
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4 / 42
Stochastic Consistency Testanalysis
Tests an AI's randomness and creativity
GPT-5 Codex
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5 / 42
SVG Layout Challengeimage generation
Tests an AI's ability to generate vector graphics
GPT-5 Codex
Qwen3 Coder Next
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6 / 42
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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7 / 42
Generate a Stand-Up Routineconversation
Tests an AI's humor and creative writing ability
GPT-5 Codex
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Qwen3 Coder Next
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8 / 42
Realistic AI Interviewconversation
Tests an AI's ability to simulate personalities and predict future trends
GPT-5 Codex
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Qwen3 Coder Next
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9 / 42
Satirical Fake News Headlineconversation
Tests an AI's humor and understanding of current events
GPT-5 Codex
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Qwen3 Coder Next
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10 / 42
Character Voice Testconversation
Tests an AI's ability to write in distinct character voices
GPT-5 Codex
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Qwen3 Coder Next
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11 / 42
Minimalist Landing Pageweb design
Tests an AI's ability to generate a complete, working landing page
GPT-5 Codex
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12 / 42
Pokémon Battle UI Recreationweb design
Recreate an interactive, nostalgic Pokémon battle UI in a single HTML file.
GPT-5 Codex
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12 of 42