Compare Grok 3 Beta by xAI against Gemini 3.1 Pro Preview by Google AI, context windows of 131K vs 1.0M, tested across 43 shared challenges. Updated February 2026.
38 challenges
Tests an AI's ability to make educated estimates based on technical knowledge
Tests an AI's ability to understand game rules and strategy
Tests an AI's ability to solve a simple but potentially confusing logic puzzle
Tests an AI's randomness and creativity
Why don't skeletons fight each other?
What do you call a bear with no teeth?
Why did the scarecrow become a motivational speaker?
What do you call a bear with no teeth?
Why don't eggs tell jokes?
Now, let's analyze how many of these jokes are unique. Jokes 2 and 4 are identical ("What do you call a bear with no teeth? A gummy bear!"). Therefore, out of the 5 jokes, only 4 are unique, as one is a repeat.
Answer: 4 jokes are unique.
Tests an AI's ability to generate vector graphics
Tests an AI's ability to create detailed SVG illustrations of gaming hardware
Tests an AI's humor and creative writing ability
Tests an AI's ability to simulate personalities and predict future trends
Tests an AI's humor and understanding of current events
Tests an AI's ability to write in distinct character voices
Tests an AI's ability to generate a complete, working landing page
Recreate an interactive, classic Mario level in a single HTML file.
