Claude 4 Sonnet vs GPT-5.4
Head to head on 22 shared benchmarks, with price, context window, and release dates.
Benchmark scores
57evals · sort by any column, ⤢ to expand fullscreen
| Model | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| GPT-5.4 OpenAI | 65.3% | 1836elo | 78.3 | 87.2% | 74.8% | 11.3% | 48.4% | 82.0% | 77.5% | 79.3% | 70.2% | 82.6% | 94.1% | 88.1% | 41.3% | 77.5% | 68.3% | 43.3% | 47.1% | 74.0% | 37.9% | 36.0% | - | - | 13.1% | - | - | 1.47 | 81.0% | 34.1% | 9.0% | - | 1272elo | 47.6% | 78.5% | 92063 | - | - | 82.8% | - | - | 86 | 52.2% | - | 56.0% | - | - | -0.61 | 40.8 | - | - | - | 80 | - | 67.4% | - | - | 60.3% |
| Claude 4 Sonnet Anthropic | 54.7% | 1480elo | 58.4 | 67.5% | 68.3% | 4.3% | 45.4% | 64.8% | 77.5% | 54.6% | 44.3% | 72.9% | 70.5% | 69.0% | 33.9% | 72.4% | 62.5% | 35.0% | 37.3% | 69.6% | 27.3% | 52.3% | 40.7% | 38.0% | - | 22.9% | 47.8% | - | - | - | - | 19.8% | - | - | - | - | 44.9% | 93.4% | - | 86.7% | 83.7% | - | - | 43.9% | - | 6.18 | 6.18 | - | - | 58.3% | 35.6% | 74.6% | - | 0.59 | - | 84.0% | 84.0% | 55.5% |
2 / 2 models
| Attribute | Claude 4 Sonnet Anthropic | GPT-5.4 OpenAI |
|---|---|---|
| Description | Claude 4 Sonnet is an AI model from Anthropic. | GPT-5.4 is an AI model from OpenAI. |
| Family | Claude | GPT |
| Params | - | - |
| Open weights | closed | closed |
| License | proprietary | proprietary |
| Released | 22 May 2025 | 5 Mar 2026 |
| Context | 200,000 | 1,050,000 |
| Input $/1M | $3.00 | $2.50 |
| Output $/1M | $15.00 | $15.00 |
| Cache read $/1M | - | $0.250 |
| Cache write $/1M | - | - |
| Speed | 0 tok/s | 0 tok/s |
| Latency | 0.00 s | 0.00 s |
| Modalities | text, image | text, image, file |
| Providers | - | - |
| Publisher | Anthropic | OpenAI |
| Reported scores | GPQA Diamond74.8% (AA) SciCode47.1% (AA) τ²-bench (Tau²-bench)36.0% (AA) Terminal-Bench (Hard)37.9% (AA) Vibe Code Bench v1.167.4% |
FAQ
- Is Claude 4 Sonnet or GPT-5.4 better?
- Across the 22 benchmarks both models report on Sophon, GPT-5.4 leads on 21 of them. Which one is "better" depends on the benchmark - the table above shows every shared score.
- How do Claude 4 Sonnet and GPT-5.4 compare on GPQA Diamond?
- Claude 4 Sonnet scores 68.3% and GPT-5.4 scores 74.8% on GPQA Diamond.
- When were Claude 4 Sonnet and GPT-5.4 released?
- Claude 4 Sonnet was released 22 May 2025 by Anthropic. GPT-5.4 was released 5 Mar 2026 by OpenAI.
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