GLM 5.2 vs Claude Opus 4.6
Z.ai's frontier reasoning model for long-context agents and software engineering.
Anthropic's previous flagship for complex coding and professional work.
No captured outputs for these models yet.
Frequently Asked Questions: GLM 5.2 vs Claude Opus 4.6▼
Which is better, GLM 5.2 or Claude Opus 4.6?
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Based on the Capability Index, Claude Opus 4.6 scores higher (86.8 vs 83.4). However, "better" depends on your use case — pricing, speed, context window, and specific capability needs all matter.
Which is cheaper, GLM 5.2 or Claude Opus 4.6?
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GLM 5.2 has a lower blended cost. GLM 5.2: $1.40 input / $4.40 output. Claude Opus 4.6: $5.00 input / $25.00 output.
Which has a larger context window, GLM 5.2 or Claude Opus 4.6?
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Claude Opus 4.6 has a larger context window: GLM 5.2 supports 262K tokens vs Claude Opus 4.6 at 1M tokens.
Do both GLM 5.2 and Claude Opus 4.6 support vision?
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Claude Opus 4.6 supports vision/image input, but GLM 5.2 does not.
Which has better coding performance, GLM 5.2 or Claude Opus 4.6?
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Claude Opus 4.6 scores higher on SWE-bench Verified: GLM 5.2 resolves 79% vs Claude Opus 4.6 at 79%.
What are the key differences between GLM 5.2 and Claude Opus 4.6?
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Key differences: GLM 5.2 is significantly cheaper; only Claude Opus 4.6 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 GLM 5.2 and Claude Opus 4.6 for free on idapt.app to see which performs better for your specific needs.