xAI: Grok 4 Fast (free) vs GPT-5 - AI Model Comparison
Compare capabilities and responses between xAI: Grok 4 Fast (free) by xai and GPT-5 by openai.
Common Challenges (34)
- Estimate Complexity: Tests an AI's ability to make educated estimates based on technical knowledge...
- AI Board Game Logic: Tests an AI's ability to understand game rules and strategy...
- Logic Puzzle: Tests an AI's ability to solve a simple but potentially confusing logic puzzle...
- Math Misconception Test: Tests an AI's understanding of number representation...
- Stochastic Consistency Test: Tests an AI's randomness and creativity...
- And 29 more challenges...
About xAI: Grok 4 Fast (free)
Provider: xai
Release Date: 2025-09-19
Context Window: 2000000
About GPT-5
Provider: openai
Release Date: 2025-08-07
Context Window: 400000
xAI: Grok 4 Fast (free)vsGPT-5
Comparing across 34 challenges
conversationanalysiscode generation
conversationreasoningcode generation+5
Battle Arena
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