Z.ai: GLM 5
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Z.ai: GLM 5 vs GPT-4.5
Compare Z.ai: GLM 5 by Zhipu AI against GPT-4.5 by OpenAI, context windows of 203K vs 128K, tested across 24 shared challenges. Updated February 2026.
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Z.ai: GLM 5vsGPT-4.5
24 challenges
Why Z.ai: GLM 5?
64.7x cheaper overall$0.80/M in · $2.56/M out
1.6x more context203K
Leads 1 of 1 benchmarks
Stronger on SWE-bench Verified77.8% vs 28.0%
12 months newerFeb 2026
Why GPT-4.5?
No standout advantages
Favorites
Z.ai: GLM 5GPT-4.5
12 / 24
Estimate Complexityreasoning
Tests an AI's ability to make educated estimates based on technical knowledge
GPT-4.5
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2 / 24
AI Board Game Logicreasoning
Tests an AI's ability to understand game rules and strategy
Z.ai: GLM 5
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GPT-4.5
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3 / 24
Logic Puzzlereasoning
Tests an AI's ability to solve a simple but potentially confusing logic puzzle
Z.ai: GLM 5
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GPT-4.5
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4 / 24
SVG Layout Challengeimage generation
Tests an AI's ability to generate vector graphics
Z.ai: GLM 5
GPT-4.5
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5 / 24
Xbox Controller SVG Artimage generation
Tests an AI's ability to create detailed SVG illustrations of gaming hardware
Z.ai: GLM 5
GPT-4.5
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6 / 24
Generate a Stand-Up Routineconversation
Tests an AI's humor and creative writing ability
Z.ai: GLM 5
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GPT-4.5
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7 / 24
Minimalist Landing Pageweb design
Tests an AI's ability to generate a complete, working landing page
Z.ai: GLM 5
GPT-4.5
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8 / 24
Pokémon Battle UI Recreationweb design
Recreate an interactive, nostalgic Pokémon battle UI in a single HTML file.
Z.ai: GLM 5
GPT-4.5
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9 / 24
Mario Level UI Recreationweb design
Recreate an interactive, classic Mario level in a single HTML file.
Z.ai: GLM 5
GPT-4.5
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10 / 24
Linear App Cloneweb design
Tests an AI's ability to replicate an existing UI with Tailwind CSS
Z.ai: GLM 5
GPT-4.5
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11 / 24
Framer-Style Animationweb design
Tests an AI's ability to create smooth web animations
Z.ai: GLM 5
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GPT-4.5
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12 / 24
Interactive Catan Boardweb design
Tests an AI's ability to create interactive web elements
Z.ai: GLM 5
GPT-4.5
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12 of 24