GPT 5 Mini vs GLM 5.2
Z.ai's frontier reasoning model for long-context agents and software engineering.
No captured outputs for these models yet.
Frequently Asked Questions: GPT 5 Mini vs GLM 5.2▼
Which is better, GPT 5 Mini or GLM 5.2?
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Based on the Capability Index, GLM 5.2 scores higher (83.4 vs 78.0). However, "better" depends on your use case — pricing, speed, context window, and specific capability needs all matter.
Which is cheaper, GPT 5 Mini or GLM 5.2?
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GPT 5 Mini has a lower blended cost. GPT 5 Mini: $0.25 input / $2.00 output. GLM 5.2: $1.40 input / $4.40 output.
Which has a larger context window, GPT 5 Mini or GLM 5.2?
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GPT 5 Mini has a larger context window: GPT 5 Mini supports 400K tokens vs GLM 5.2 at 262K tokens.
Do both GPT 5 Mini and GLM 5.2 support vision?
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GPT 5 Mini supports vision/image input, but GLM 5.2 does not.
Which has better coding performance, GPT 5 Mini or GLM 5.2?
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GLM 5.2 scores higher on SWE-bench Verified: GPT 5 Mini resolves 65% vs GLM 5.2 at 79%.
What are the key differences between GPT 5 Mini and GLM 5.2?
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Key differences: GLM 5.2 has a notably higher capability index (5.4 point gap); GPT 5 Mini is significantly cheaper; only GPT 5 Mini supports vision input. Compare full specs on this page.
Which model should I choose for my use case?
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If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both GPT 5 Mini and GLM 5.2 for free on idapt.app to see which performs better for your specific needs.