Claude 3.5 Sonnet vs GPT-5.4
Head to head on 13 shared benchmarks, with price, context window, and release dates.
Benchmark scores
56evals · sort by any column, ⤢ to expand fullscreen
| Model | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| GPT-5.4 OpenAI | 65.3% | 1841elo | 78.3 | 47.6% | 93.3% | 36.2% | 82.0% | 77.5% | 70.2% | 82.6% | 68.3% | 56.6% | 74.0% | - | - | - | - | - | 13.1% | 1.47 | 76.0% | 34.1% | 9.0% | - | 1258elo | 87.2% | - | 73.9% | 78.5% | 92063 | - | 79.3% | 94.1% | 88.1% | - | - | 82.8% | 41.3% | 77.5% | - | 86 | 52.2% | 56.0% | - | 43.3% | -0.61 | 40.8 | - | - | - | 57.6% | 80 | - | 67.4% | - | 87.1% | 65.1% |
| Claude 3.5 Sonnet Anthropic | 53.6% | 1451elo | 58.4 | 2.1% | 55.3% | 4.1% | 63.7% | 65.6% | 69.2% | 56.4% | 64.1% | 36.6% | 70.2% | 51.6% | 15.7% | 3.3% | 52.4% | 24.2% | - | - | - | - | - | 28.0% | - | - | 96.4 | - | - | - | 0.0% | - | - | - | 38.1% | 77.1% | - | - | - | 77.2% | - | - | - | 0.0% | - | - | - | 51.3% | 25.3% | 63.4% | - | - | 0.98 | - | 62.6% | - | 42.7% |
2 / 2 models
| Attribute | Claude 3.5 Sonnet Anthropic | GPT-5.4 OpenAI |
|---|---|---|
| Description | Claude Sonnet 3.5 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 Oct 2024 | 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 | MortgageTax64.1% Traveling Salesman0.98 (3 samples) SWE-bench Verified63.4% (SWE-bench) SWE-bench Lite51.3% (SWE-bench) SWE-bench Multimodal25.3% (SWE-bench) | GPQA Diamond93.3% SciCode56.6% τ²-bench (Tau²-bench)87.1% (AA) Terminal-Bench (Hard)57.6% (AA) Vibe Code Bench v1.167.4% |
FAQ
- Is Claude 3.5 Sonnet or GPT-5.4 better?
- Across the 13 benchmarks both models report on Sophon, GPT-5.4 leads on 13 of them. Which one is "better" depends on the benchmark - the table above shows every shared score.
- How do Claude 3.5 Sonnet and GPT-5.4 compare on GPQA Diamond?
- Claude 3.5 Sonnet scores 55.3% and GPT-5.4 scores 93.3% on GPQA Diamond.
- When were Claude 3.5 Sonnet and GPT-5.4 released?
- Claude 3.5 Sonnet was released 22 Oct 2024 by Anthropic. GPT-5.4 was released 5 Mar 2026 by OpenAI.
Other head-to-heads
56Gemini 3.1 Pro Preview vs GPT-5.434 shared evalsClaude Opus 4.6 vs GPT-5.433 shared evalsGPT-5.2 vs GPT-5.429 shared evalsGPT-5.4 vs GPT-5.528 shared evalsClaude Opus 4.8 vs GPT-5.428 shared evalsClaude Opus 4.5 vs GPT-5.428 shared evalsGPT-5.4 vs Kimi K2.528 shared evalsClaude Sonnet 4.6 vs GPT-5.428 shared evalsClaude Opus 4.7 vs GPT-5.428 shared evalsGPT-5 Mini vs GPT-5.427 shared evalsClaude Sonnet 4.5 vs GPT-5.426 shared evalsClaude Fable 5 vs GPT-5.426 shared evalsGLM 5.1 vs GPT-5.426 shared evalsGPT-5.4 vs Grok 4.1 Fast25 shared evalsGPT-5.4 vs Qwen3.6 Plus24 shared evalsDeepSeek V3.2 vs GPT-5.424 shared evalsGPT-5 Nano vs GPT-5.422 shared evalsClaude 4 Sonnet vs GPT-5.422 shared evalsClaude 3.5 Sonnet vs GPT-4o22 shared evalsClaude 3.5 Sonnet vs Claude 4 Sonnet21 shared evalsGLM 4.7 vs GPT-5.421 shared evalsClaude 3.5 Sonnet vs Gemini 2.5 Pro21 shared evalsGemini 2.5 Pro vs GPT-5.420 shared evalsClaude 3.5 Sonnet vs Claude Sonnet 4.519 shared evalsClaude 3.5 Sonnet vs GPT-5 Mini19 shared evalsGPT-5 vs GPT-5.419 shared evalsClaude 3.5 Sonnet vs GPT-4o-mini19 shared evalsGPT-5.4 vs gpt-oss-120b18 shared evalsClaude 3.5 Sonnet vs GPT-4.118 shared evalsClaude 3.5 Sonnet vs GPT-4.1 Mini17 shared evalsClaude 3.5 Sonnet vs GPT-517 shared evalsClaude 3.5 Sonnet vs GPT-5 Nano17 shared evalsClaude 3.5 Sonnet vs GPT-5.217 shared evalsClaude 3.5 Sonnet vs Claude Opus 4.517 shared evalsClaude 3.5 Sonnet vs DeepSeek V3.217 shared evalsClaude 3.5 Sonnet vs GPT-4.1 Nano16 shared evalsClaude 3.5 Sonnet vs gpt-oss-120b16 shared evalsClaude 3.5 Sonnet vs Kimi K2.515 shared evalsClaude 3.5 Sonnet vs Grok 4.1 Fast15 shared evalsClaude 3.5 Sonnet vs GLM 4.715 shared evalsClaude 3.5 Sonnet vs GPT-5.514 shared evalsGPT-4o vs GPT-5.414 shared evalsClaude 3.5 Sonnet vs Claude Opus 4.614 shared evalsClaude 3.5 Sonnet vs Gemini 3.1 Pro Preview13 shared evalsClaude 3.5 Sonnet vs Claude Opus 4.813 shared evalsGPT-4.1 vs GPT-5.413 shared evalsGPT-5.4 vs GPT-6 Astra13 shared evalsClaude 3.5 Sonnet vs GLM 5.113 shared evalsClaude 3.5 Sonnet vs Claude Sonnet 4.613 shared evalsClaude 3.5 Sonnet vs Claude Opus 4.713 shared evalsGPT-4.1 Mini vs GPT-5.412 shared evalsClaude 3.5 Sonnet vs Claude Fable 512 shared evalsGPT-4o-mini vs GPT-5.412 shared evalsGPT-4.1 Nano vs GPT-5.412 shared evalsClaude 3.5 Sonnet vs Qwen3.6 Plus11 shared evalsClaude 3.5 Sonnet vs GPT-6 Astra6 shared evals
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