Claude Opus 4.8 vs GPT-4o-mini
Head to head on 12 shared benchmarks, with price, context window, and release dates.
Benchmark scores
66evals · sort by any column, ⤢ to expand fullscreen
| Model | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Claude Opus 4.8 Anthropic | 66.7% | 1840elo | 92.0% | 48.7% | 62.2% | 80.1% | 79.3% | 67.4% | 81.4% | 69.9% | 53.5% | 75.6% | - | - | - | - | - | 15.5% | 80.4% | 14.5% | - | - | 62.0% | - | 1281elo | 80.8 | 40.0% | 53.9% | 13.4% | 47.2% | 22.5% | 1890elo | - | - | 56.9% | - | 10.4% | - | 78.3% | 84.3% | 89.7% | - | - | 91.8% | 53.2% | - | 85.8% | - | - | 83.4% | 69.0% | 54.8% | - | 69.2% | - | 82.7% | 58.3% | - | 55.1% | 70.9% | 82.7% | - | - | - | - | 94.4% | 63.1% |
| GPT-4o-mini OpenAI | 45.5% | 873elo | 42.6% | 4.2% | 31.0% | 47.2% | 43.0% | 65.8% | 32.9% | 54.5% | 22.9% | 60.5% | 16.7% | 3.6% | 11.7% | 14.7% | 50.7% | - | - | - | 0.29 | 0.0% | - | 0.0% | - | - | - | - | - | - | - | - | 0.0% | 1.54 | - | 0.0% | - | 72.0% | - | - | - | 23.4% | 78.9% | - | - | 62.8% | - | 64.8% | 78.0% | - | - | - | 3.81 | - | 100.0% | - | - | 0.36 | - | - | - | 0.78 | 83.3% | 54.5% | 22.5% | - | 39.6% |
2 / 2 models
| Attribute | Claude Opus 4.8 Anthropic | GPT-4o-mini OpenAI |
|---|---|---|
| Description | Claude Opus 4.8 (Adaptive Reasoning, Max Effort) is an AI model from Anthropic. | GPT-4o Mini is an AI model from OpenAI. |
| Family | Claude | GPT |
| Params | - | - |
| Open weights | - | closed |
| License | - | proprietary |
| Released | 28 May 2026 | 18 Jul 2024 |
| Context | 1,000,000 | 128,000 |
| Input $/1M | $5.00 | $0.15 |
| Output $/1M | $25.00 | $0.60 |
| Cache read $/1M | $0.500 | $0.075 |
| Cache write $/1M | $6.250 | - |
| Speed | 0 tok/s | 0 tok/s |
| Latency | 0.00 s | 0.00 s |
| Modalities | text, image, file | text, image, file |
| Providers | - | - |
| Publisher | Anthropic | OpenAI |
| Reported scores |
FAQ
- Is Claude Opus 4.8 or GPT-4o-mini better?
- Across the 12 benchmarks both models report on Sophon, Claude Opus 4.8 leads on 12 of them. Which one is "better" depends on the benchmark - the table above shows every shared score.
- How do Claude Opus 4.8 and GPT-4o-mini compare on GPQA Diamond?
- Claude Opus 4.8 scores 92.0% and GPT-4o-mini scores 42.6% on GPQA Diamond.
- Which is cheaper, Claude Opus 4.8 or GPT-4o-mini?
- GPT-4o-mini is cheaper at $0.60 per million output tokens against $25.00 for Claude Opus 4.8 - about 41.7x.
- When were Claude Opus 4.8 and GPT-4o-mini released?
- Claude Opus 4.8 was released 28 May 2026 by Anthropic. GPT-4o-mini was released 18 Jul 2024 by OpenAI.
Other head-to-heads
56Claude Opus 4.8 vs GPT-5.541 shared evalsClaude Fable 5 vs Claude Opus 4.840 shared evalsClaude Opus 4.8 vs Gemini 3.1 Pro Preview38 shared evalsClaude Opus 4.7 vs Claude Opus 4.830 shared evalsClaude Opus 4.8 vs Claude Sonnet 4.629 shared evalsClaude Opus 4.6 vs Claude Opus 4.828 shared evalsClaude Opus 4.8 vs GPT-5.428 shared evalsClaude Opus 4.8 vs Kimi K2.528 shared evalsClaude Opus 4.8 vs GLM 5.127 shared evalsClaude Opus 4.8 vs GPT-5.226 shared evalsClaude Opus 4.8 vs GPT-5.4 Mini26 shared evalsClaude Opus 4.8 vs Claude Sonnet 4.525 shared evalsClaude Opus 4.8 vs Qwen3.6 Plus25 shared evalsClaude Opus 4.8 vs GPT-5 Mini24 shared evalsClaude Opus 4.5 vs Claude Opus 4.824 shared evalsClaude Opus 4.8 vs Grok 4.1 Fast24 shared evalsGPT-4.1 Mini vs GPT-4o-mini22 shared evalsClaude Opus 4.8 vs GPT-5 Nano22 shared evalsClaude 4 Sonnet vs Claude Opus 4.822 shared evalsClaude Opus 4.8 vs DeepSeek V3.222 shared evalsClaude Opus 4.8 vs GLM 4.721 shared evalsGPT-4o vs GPT-4o-mini21 shared evalsClaude Opus 4.8 vs Gemini 2.5 Pro20 shared evalsClaude Opus 4.8 vs GPT-6 Astra19 shared evalsGemini 2.5 Pro vs GPT-4o-mini19 shared evalsGPT-4o-mini vs GPT-5 Mini18 shared evalsClaude Opus 4.8 vs gpt-oss-120b18 shared evalsClaude 4 Sonnet vs GPT-4o-mini18 shared evalsClaude Sonnet 4.5 vs GPT-4o-mini17 shared evalsClaude Opus 4.8 vs GPT-517 shared evalsGPT-4.1 Nano vs GPT-4o-mini17 shared evalsGPT-4o-mini vs GPT-516 shared evalsGPT-4o-mini vs GPT-5 Nano16 shared evalsGPT-4.1 vs GPT-4o-mini16 shared evalsGPT-4o-mini vs GPT-5.215 shared evalsClaude Opus 4.5 vs GPT-4o-mini15 shared evalsDeepSeek V3.2 vs GPT-4o-mini15 shared evalsGPT-4o-mini vs Grok 4.1 Fast15 shared evalsGPT-4o-mini vs gpt-oss-120b15 shared evalsClaude Opus 4.8 vs GPT-4o14 shared evalsGLM 4.7 vs GPT-4o-mini14 shared evalsGPT-4o-mini vs GPT-5.513 shared evalsGemini 3.1 Pro Preview vs GPT-4o-mini12 shared evalsClaude Opus 4.8 vs GPT-4.1 Nano12 shared evalsClaude Fable 5 vs GPT-4o-mini12 shared evalsClaude Opus 4.6 vs GPT-4o-mini12 shared evalsGPT-4o-mini vs GPT-5.412 shared evalsGPT-4o-mini vs Kimi K2.512 shared evalsClaude Sonnet 4.6 vs GPT-4o-mini12 shared evalsGLM 5.1 vs GPT-4o-mini12 shared evalsClaude Opus 4.7 vs GPT-4o-mini12 shared evalsGPT-4o-mini vs GPT-5.4 Mini12 shared evalsClaude Opus 4.8 vs GPT-4.1 Mini11 shared evalsClaude Opus 4.8 vs GPT-4.111 shared evalsGPT-4o-mini vs Qwen3.6 Plus11 shared evalsGPT-4o-mini vs GPT-6 Astra4 shared evals
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