GLM 5 Turbo
Nothing here. The model returned empty. We stared at it for a while.
GLM 5 Turbo vs GPT-4.5
Compare GLM 5 Turbo by Z-ai against GPT-4.5 by OpenAI, context windows of 203K vs 128K, tested across 24 shared challenges. Updated March 2026.
Which is better, GLM 5 Turbo or GPT-4.5?
GLM 5 Turbo and GPT-4.5 are both competitive models. GLM 5 Turbo costs $0.96/M input tokens vs $75/M for GPT-4.5. Context windows: 203K vs 128K tokens. Compare their real outputs side by side below.
Key Differences Between GLM 5 Turbo and GPT-4.5
GLM 5 Turbo is made by z-ai while GPT-4.5 is from openai. GLM 5 Turbo has a 203K token context window compared to GPT-4.5's 128K. On pricing, GLM 5 Turbo costs $0.96/M input tokens vs $75/M for GPT-4.5.
Our Verdict
GLM 5 Turbo
GPT-4.5
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
GLM 5 Turbo is 47x cheaper per token — worth considering if cost matters.
Too close to call
FAQ
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