Claude Opus 4.8 vs GPT-4.1 Nano
Head to head on 12 shared benchmarks, with price, context window, and release dates.
Benchmark scores
63evals · sort by any column, ⤢ to expand fullscreen
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| Claude Opus 4.8 Anthropic | 66.7% | 1835elo | 80.8 | 47.2% | 92.0% | 48.7% | 62.2% | 69.9% | 53.5% | 75.6% | 58.3% | 94.4% | - | - | - | - | 15.5% | - | 80.4% | - | 14.5% | - | - | - | 67.0% | 1281elo | 40.0% | 53.9% | 13.4% | - | 22.5% | 1890elo | - | 56.9% | - | 10.4% | 80.1% | 79.3% | 78.3% | 67.4% | 81.4% | 84.3% | 89.7% | - | - | - | 91.8% | 53.2% | 85.8% | - | 83.4% | 69.0% | 54.8% | - | 69.2% | 82.7% | - | - | 60.9% | 70.9% | 82.7% | - | - | 63.4% |
| GPT-4.1 Nano OpenAI | 42.1% | 944elo | 32.4 | 1.0% | 51.2% | 3.8% | 32.0% | 52.8% | 25.9% | 60.8% | 3.8% | 17.3% | 8.9% | 23.7% | 24.0% | 10.7% | - | 1.53 | - | -0.17 | - | 3.3% | 0.0% | 42.5% | - | - | - | - | - | 0.39 | - | - | 1.46 | - | 0.0% | - | - | - | - | - | - | - | - | 32.6% | 10.8% | 84.8% | - | - | - | 65.7% | - | - | - | 0.44 | - | - | 1.64 | 39.8% | - | - | - | 68.0% | 68.0% | 30.9% |
2 / 2 models
| Attribute | Claude Opus 4.8 Anthropic | GPT-4.1 Nano OpenAI |
|---|---|---|
| Description | Claude Opus 4.8 (Adaptive Reasoning, Max Effort) is an AI model from Anthropic. | GPT-4.1 Nano is an AI model from OpenAI. |
| Family | Claude | GPT |
| Params | - | - |
| Open weights | - | closed |
| License | - | proprietary |
| Released | 28 May 2026 | 14 Apr 2025 |
| Context | 1,000,000 | 1,047,576 |
| Input $/1M | $5.00 | $0.10 |
| Output $/1M | $25.00 | $0.40 |
| Cache read $/1M | $0.500 | $0.025 |
| Cache write $/1M | $6.250 | - |
| Speed | 0 tok/s | 0 tok/s |
| Latency | 0.00 s | 0.00 s |
| Modalities | text, image, file | image, text, file |
| Providers | - | - |
| Publisher | Anthropic | OpenAI |
| Reported scores |
FAQ
- Is Claude Opus 4.8 or GPT-4.1 Nano 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-4.1 Nano compare on GPQA Diamond?
- Claude Opus 4.8 scores 92.0% and GPT-4.1 Nano scores 51.2% on GPQA Diamond.
- Which is cheaper, Claude Opus 4.8 or GPT-4.1 Nano?
- GPT-4.1 Nano is cheaper at $0.40 per million output tokens against $25.00 for Claude Opus 4.8 - about 62.5x.
- When were Claude Opus 4.8 and GPT-4.1 Nano released?
- Claude Opus 4.8 was released 28 May 2026 by Anthropic. GPT-4.1 Nano was released 14 Apr 2025 by OpenAI.
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