Grok 4.1 Fast
No content available for this output.
Grok 4.1 Fast vs OpenAI o3
Compare Grok 4.1 Fast by xAI against OpenAI o3 by OpenAI, tested across 51 shared challenges. Updated February 2026.
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Grok 4.1 FastvsOpenAI o3
46 challenges
Why Grok 4.1 Fast?
7 months newerNov 2025
Why OpenAI o3?
No standout advantages
Favorites
Grok 4.1 FastOpenAI o3
12 / 46
Estimate Complexityreasoning
Tests an AI's ability to make educated estimates based on technical knowledge
OpenAI o3
No content available for this output.
Vote
2 / 46
AI Board Game Logicreasoning
Tests an AI's ability to understand game rules and strategy
Grok 4.1 Fast
No content available for this output.
OpenAI o3
No content available for this output.
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3 / 46
Logic Puzzlereasoning
Tests an AI's ability to solve a simple but potentially confusing logic puzzle
Grok 4.1 Fast
No content available for this output.
OpenAI o3
No content available for this output.
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4 / 46
Math Misconception Testreasoning
Tests an AI's understanding of number representation
Grok 4.1 Fast
No content available for this output.
OpenAI o3
No content available for this output.
Vote
5 / 46
Stochastic Consistency Testanalysis
Tests an AI's randomness and creativity
Grok 4.1 Fast
No content available for this output.
OpenAI o3
No content available for this output.
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6 / 46
SVG Layout Challengeimage generation
Tests an AI's ability to generate vector graphics
Grok 4.1 Fast
No content available for this output.
OpenAI o3
No content available for this output.
Vote
7 / 46
Xbox Controller SVG Artimage generation
Tests an AI's ability to create detailed SVG illustrations of gaming hardware
Grok 4.1 Fast
No content available for this output.
OpenAI o3
No content available for this output.
Vote
8 / 46
Generate a Stand-Up Routineconversation
Tests an AI's humor and creative writing ability
Grok 4.1 Fast
No content available for this output.
OpenAI o3
No content available for this output.
Vote
9 / 46
Realistic AI Interviewconversation
Tests an AI's ability to simulate personalities and predict future trends
Grok 4.1 Fast
No content available for this output.
OpenAI o3
No content available for this output.
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10 / 46
Satirical Fake News Headlineconversation
Tests an AI's humor and understanding of current events
Grok 4.1 Fast
No content available for this output.
OpenAI o3
No content available for this output.
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11 / 46
Character Voice Testconversation
Tests an AI's ability to write in distinct character voices
Grok 4.1 Fast
No content available for this output.
OpenAI o3
No content available for this output.
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12 / 46
Minimalist Landing Pageweb design
Tests an AI's ability to generate a complete, working landing page
Grok 4.1 Fast
OpenAI o3
Vote
12 of 46