GPT-4o (Omni)
No content available for this output.
GPT-4o (Omni) vs GPT OSS 120B
Compare GPT-4o (Omni) and GPT OSS 120B, both from OpenAI, context windows of 128K vs 131K, tested across 47 shared challenges. Updated February 2026.
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GPT-4o (Omni)vsGPT OSS 120B
47 challenges
Why GPT-4o (Omni)?
No standout advantages
Why GPT OSS 120B?
12.7x cheaper overall$0.18/M in · $0.80/M out
15 months newerAug 2025
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GPT-4o (Omni)GPT OSS 120B
12 / 47
Estimate Complexityreasoning
Tests an AI's ability to make educated estimates based on technical knowledge
GPT OSS 120B
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2 / 47
AI Board Game Logicreasoning
Tests an AI's ability to understand game rules and strategy
GPT-4o (Omni)
No content available for this output.
GPT OSS 120B
No content available for this output.
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3 / 47
Logic Puzzlereasoning
Tests an AI's ability to solve a simple but potentially confusing logic puzzle
GPT-4o (Omni)
No content available for this output.
GPT OSS 120B
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4 / 47
Math Misconception Testreasoning
Tests an AI's understanding of number representation
GPT-4o (Omni)
No content available for this output.
GPT OSS 120B
No content available for this output.
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5 / 47
Stochastic Consistency Testanalysis
Tests an AI's randomness and creativity
GPT-4o (Omni)
No content available for this output.
GPT OSS 120B
No content available for this output.
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6 / 47
SVG Layout Challengeimage generation
Tests an AI's ability to generate vector graphics
GPT-4o (Omni)
No content available for this output.
GPT OSS 120B
No content available for this output.
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7 / 47
Xbox Controller SVG Artimage generation
Tests an AI's ability to create detailed SVG illustrations of gaming hardware
GPT-4o (Omni)
No content available for this output.
GPT OSS 120B
No content available for this output.
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8 / 47
Generate a Stand-Up Routineconversation
Tests an AI's humor and creative writing ability
GPT-4o (Omni)
No content available for this output.
GPT OSS 120B
No content available for this output.
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9 / 47
Realistic AI Interviewconversation
Tests an AI's ability to simulate personalities and predict future trends
GPT-4o (Omni)
No content available for this output.
GPT OSS 120B
No content available for this output.
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10 / 47
Satirical Fake News Headlineconversation
Tests an AI's humor and understanding of current events
GPT-4o (Omni)
No content available for this output.
GPT OSS 120B
No content available for this output.
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11 / 47
Character Voice Testconversation
Tests an AI's ability to write in distinct character voices
GPT-4o (Omni)
No content available for this output.
GPT OSS 120B
No content available for this output.
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12 / 47
Minimalist Landing Pageweb design
Tests an AI's ability to generate a complete, working landing page
GPT-4o (Omni)
GPT OSS 120B
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12 of 47