Claude Opus 4.8 vs GPT 5 Mini
Anthropic's most capable Opus yet, built for long-horizon autonomous agents and frontier coding.
No captured outputs for these models yet.
Frequently Asked Questions: Claude Opus 4.8 vs GPT 5 Mini▼
Which is better, Claude Opus 4.8 or GPT 5 Mini?
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Based on the Capability Index, Claude Opus 4.8 scores higher (89.2 vs 78.0). However, "better" depends on your use case — pricing, speed, context window, and specific capability needs all matter.
Which is cheaper, Claude Opus 4.8 or GPT 5 Mini?
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GPT 5 Mini has a lower blended cost. Claude Opus 4.8: $5.00 input / $25.00 output. GPT 5 Mini: $0.25 input / $2.00 output.
Which has a larger context window, Claude Opus 4.8 or GPT 5 Mini?
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Claude Opus 4.8 has a larger context window: Claude Opus 4.8 supports 1M tokens vs GPT 5 Mini at 400K tokens.
Do both Claude Opus 4.8 and GPT 5 Mini support vision?
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Yes, both Claude Opus 4.8 and GPT 5 Mini support vision/image input.
Which has better coding performance, Claude Opus 4.8 or GPT 5 Mini?
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Claude Opus 4.8 scores higher on SWE-bench Verified: Claude Opus 4.8 resolves 89% vs GPT 5 Mini at 65%.
What are the key differences between Claude Opus 4.8 and GPT 5 Mini?
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Key differences: Claude Opus 4.8 has a notably higher capability index (11.2 point gap); GPT 5 Mini is significantly cheaper. 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 Claude Opus 4.8 and GPT 5 Mini for free on idapt.app to see which performs better for your specific needs.