Claude 4 Sonnet vs GPT-5.4 Mini
Head to head on 19 shared benchmarks, with price, context window, and release dates.
Benchmark scores
51evals · sort by any column, ⤢ to expand fullscreen
| Model | ||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Claude 4 Sonnet Anthropic | 54.7% | 1480elo | 58.4 | 68.3% | 4.3% | 45.4% | 64.8% | 77.5% | 54.6% | 44.3% | 72.9% | 70.5% | 69.0% | 62.5% | 35.0% | 37.3% | 69.6% | 27.3% | 52.3% | 40.7% | 38.0% | - | 22.9% | 47.8% | - | - | 19.8% | - | - | 67.5% | - | 44.9% | 93.4% | 33.9% | 72.4% | 86.7% | 83.7% | 43.9% | - | 6.18 | 6.18 | 58.3% | 35.6% | 74.6% | - | 0.59 | - | - | - | 84.0% | 84.0% | 55.5% |
| GPT-5.4 Mini OpenAI | 60.9% | 1662elo | 73 | 60.6% | 5.9% | 38.8% | 70.9% | 71.6% | 70.9% | 60.3% | 71.5% | 78.6% | 72.5% | 63.5% | 50.8% | 39.6% | 71.2% | 18.2% | 23.4% | - | - | 37.0% | - | - | 21.2% | 3.9% | - | 45.4% | 28.3% | - | 80.3% | - | - | - | - | - | - | - | 21.0% | - | - | - | - | - | 61.7 | - | 39.6% | 54.2% | 48.0% | - | - | 48.4% |
2 / 2 models
| Attribute | Claude 4 Sonnet Anthropic | GPT-5.4 Mini OpenAI |
|---|---|---|
| Description | Claude 4 Sonnet is an AI model from Anthropic. | GPT-5.4 mini is an AI model from OpenAI. |
| Family | Claude | GPT |
| Params | - | - |
| Open weights | closed | closed |
| License | proprietary | proprietary |
| Released | 22 May 2025 | 17 Mar 2026 |
| Context | 200,000 | 400,000 |
| Input $/1M | $3.00 | $0.75 |
| Output $/1M | $15.00 | $4.50 |
| Cache read $/1M | - | $0.075 |
| Cache write $/1M | - | - |
| Speed | 0 tok/s | 0 tok/s |
| Latency | 0.00 s | 0.00 s |
| Modalities | text, image | file, image, text |
| Providers | - | - |
| Publisher | Anthropic | OpenAI |
| Reported scores |
FAQ
- Is Claude 4 Sonnet or GPT-5.4 Mini better?
- Across the 19 benchmarks both models report on Sophon, GPT-5.4 Mini leads on 13 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 Mini compare on GPQA Diamond?
- Claude 4 Sonnet scores 68.3% and GPT-5.4 Mini scores 60.6% on GPQA Diamond.
- Which is cheaper, Claude 4 Sonnet or GPT-5.4 Mini?
- GPT-5.4 Mini is cheaper at $4.50 per million output tokens against $15.00 for Claude 4 Sonnet - about 3.3x.
- When were Claude 4 Sonnet and GPT-5.4 Mini released?
- Claude 4 Sonnet was released 22 May 2025 by Anthropic. GPT-5.4 Mini was released 17 Mar 2026 by OpenAI.
Comparing something else? Build your own side-by-side.