Compare Claude Opus 4.5 by Anthropic against Z.ai: GLM 5 by Zhipu AI, in 1 community votes, z.ai: glm 5 wins 100% of head-to-head duels, tested across 52 shared challenges. Updated February 2026.
In 1 community votes, Z.ai: GLM 5 wins 100% of head-to-head duels. Based on blind community voting from the RIVAL open dataset of 1+ human preference judgments for this pair.
47 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
Here are 5 jokes:
Why don't scientists trust atoms? Because they make up everything.
What do you call a fish without eyes? A fsh.
Why did the scarecrow win an award? Because he was outstanding in his field.
I told my wife she was drawing her eyebrows too high. She looked surprised.
What do you call a bear with no teeth? A gummy bear.
All 5 are unique - each joke has a different setup, punchline, and subject matter (atoms, fish, scarecrow, eyebrows, bear).
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, nostalgic Pokémon battle UI in a single HTML file.
