Claude 3.5 Sonnet vs GPT-6 Astra
Head to head on 6 shared benchmarks, with price, context window, and release dates.
Benchmark scores
60evals · sort by any column, ⤢ to expand fullscreen
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| GPT-6 Astra OpenAI | 2177elo | 82.8 | 97.6% | 95.8% | 54.8% | 56.5% | 59.3% | - | - | - | - | 95.0% | 98.5% | 99.9% | - | 41.4% | 95.9% | 91.5% | - | 91.0% | - | 74.1% | 100.0% | 42.4% | 53.5% | 53.3% | 37.8% | - | 63.4% | - | 60.3% | - | - | - | - | - | - | 48.5% | 87.9% | - | - | 96.3% | 0.84 | 72.6% | 99.0% | - | 46.4% | 92.7% | 85.4% | 88.0% | - | - | - | - | 57.9% | 64.6% | - | 65.0% | 89.6% | - | 74.4% |
| Claude 3.5 Sonnet Anthropic | 1451elo | 58.4 | 2.1% | 55.3% | 4.1% | 36.6% | - | 51.6% | 15.7% | 3.3% | 52.4% | - | - | - | 24.2% | - | - | - | 53.6% | - | 28.0% | - | - | - | - | - | - | 96.4 | - | 0.0% | - | 63.7% | 65.6% | 69.2% | 56.4% | 38.1% | 77.1% | - | - | 77.2% | 64.1% | - | - | - | - | 0.0% | - | - | - | - | 51.3% | 25.3% | 63.4% | 70.2% | - | - | 0.98 | - | - | 62.6% | 42.7% |
2 / 2 models
| Attribute | Claude 3.5 Sonnet Anthropic | GPT-6 Astra OpenAI |
|---|---|---|
| Description | Claude Sonnet 3.5 is an AI model from Anthropic. | OpenAI's GPT-6 flagship, launched as its best computer-use model: it drives browsers, spreadsheets and desktop applications rather than answering questions about them. Built on OpenAI's largest training run to date and the first model it designates Critical for cybersecurity capability. Rolling out from Daybreak enterprise access to ChatGPT and the API; Pro, Business and Enterprise plans also get a GPT-6 Astra Pro tier. |
| Family | Claude | GPT |
| Params | - | - |
| Open weights | closed | closed |
| License | proprietary | - |
| Released | 22 Oct 2024 | 3 Sep 2026 |
| Context | 200,000 | 1,050,000 |
| Input $/1M | $3.00 | $10.00 |
| Output $/1M | $15.00 | $50.00 |
| Cache read $/1M | - | $1.000 |
| Cache write $/1M | - | $12.500 |
| Speed | 0 tok/s | 76 tok/s |
| Latency | 0.00 s | 289.34 s |
| Modalities | text, image | file, image, text |
| Providers | - | openai |
| 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) |
FAQ
- Is Claude 3.5 Sonnet or GPT-6 Astra better?
- Across the 6 benchmarks both models report on Sophon, GPT-6 Astra leads on 6 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-6 Astra compare on GPQA Diamond?
- Claude 3.5 Sonnet scores 55.3% and GPT-6 Astra scores 95.8% on GPQA Diamond.
- Which is cheaper, Claude 3.5 Sonnet or GPT-6 Astra?
- Claude 3.5 Sonnet is cheaper at $15.00 per million output tokens against $50.00 for GPT-6 Astra - about 3.3x.
- When were Claude 3.5 Sonnet and GPT-6 Astra released?
- Claude 3.5 Sonnet was released 22 Oct 2024 by Anthropic. GPT-6 Astra was released 3 Sep 2026 by OpenAI.
Other head-to-heads
56Claude 3.5 Sonnet vs GPT-4o22 shared evalsClaude 3.5 Sonnet vs Claude 4 Sonnet21 shared evalsClaude 3.5 Sonnet vs Gemini 2.5 Pro21 shared evalsClaude 3.5 Sonnet vs Claude Sonnet 4.519 shared evalsClaude 3.5 Sonnet vs GPT-5 Mini19 shared evalsGPT-5.5 vs GPT-6 Astra19 shared evalsClaude Opus 4.8 vs GPT-6 Astra19 shared evalsClaude 3.5 Sonnet vs GPT-4o-mini19 shared evalsClaude Fable 5 vs GPT-6 Astra18 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 evalsGemini 3.1 Pro Preview vs GPT-6 Astra16 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 evalsClaude 3.5 Sonnet vs Claude Opus 4.614 shared evalsGLM 5.1 vs GPT-6 Astra14 shared evalsClaude Opus 4.7 vs GPT-6 Astra14 shared evalsClaude 3.5 Sonnet vs Gemini 3.1 Pro Preview13 shared evalsGPT-5.2 vs GPT-6 Astra13 shared evalsClaude 3.5 Sonnet vs Claude Opus 4.813 shared evalsGPT-5.4 vs GPT-6 Astra13 shared evalsClaude 3.5 Sonnet vs GPT-5.413 shared evalsClaude Opus 4.6 vs GPT-6 Astra13 shared evalsGPT-6 Astra vs Kimi K2.513 shared evalsClaude Sonnet 4.6 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-5 Mini vs GPT-6 Astra12 shared evalsGPT-5 vs GPT-6 Astra12 shared evalsClaude 3.5 Sonnet vs Claude Fable 512 shared evalsClaude Sonnet 4.5 vs GPT-6 Astra11 shared evalsClaude Opus 4.5 vs GPT-6 Astra11 shared evalsGPT-6 Astra vs Qwen3.6 Plus11 shared evalsClaude 3.5 Sonnet vs Qwen3.6 Plus11 shared evalsGPT-5 Nano vs GPT-6 Astra10 shared evalsGemini 2.5 Pro vs GPT-6 Astra10 shared evalsGPT-6 Astra vs Grok 4.1 Fast10 shared evalsDeepSeek V3.2 vs GPT-6 Astra9 shared evalsGLM 4.7 vs GPT-6 Astra9 shared evalsClaude 4 Sonnet vs GPT-6 Astra8 shared evalsGPT-4.1 Mini vs GPT-6 Astra6 shared evalsGPT-4.1 Nano vs GPT-6 Astra6 shared evalsGPT-6 Astra vs gpt-oss-120b6 shared evalsGPT-4.1 vs GPT-6 Astra5 shared evalsGPT-4o-mini vs GPT-6 Astra4 shared evalsGPT-4o vs GPT-6 Astra4 shared evals
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