GPT-5 Mini vs GPT-6 Astra
Head to head on 12 shared benchmarks, with price, context window, and release dates.
Benchmark scores
89evals · sort by any column, ⤢ to expand fullscreen
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| GPT-6 Astra OpenAI | 91.5% | 2164elo | 82.8 | 97.6% | 96.1% | 54.7% | 48.5% | 87.9% | 99.0% | 46.4% | 56.5% | 89.6% | 59.3% | - | - | 95.0% | - | 98.5% | 99.9% | 41.4% | - | - | 95.9% | - | - | - | - | - | 92.0% | - | - | - | - | - | 74.1% | 100.0% | 42.4% | - | 53.5% | - | 53.3% | 37.8% | - | - | - | 63.4% | - | - | - | 60.3% | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 96.3% | 0.84 | 72.6% | 92.7% | 85.4% | - | - | 88.0% | - | - | - | 57.9% | - | 64.6% | - | - | - | - | - | 66.6% | - | - | - | - | - | 74.5% |
| GPT-5 Mini OpenAI | 20.0% | 1310elo | 56.2 | 27.2% | 82.8% | 21.5% | 43.0% | 80.6% | 9.0% | 43.0% | 39.2% | 14.2% | - | 0.0% | 90.7% | - | 0.0% | - | - | - | 1.13 | 0.0% | - | -0.15 | 25.0% | 40.0% | 1.7 | 60.2% | - | 100.0% | 18.1% | 2.8% | 100.0% | 66.7% | - | - | - | 0.0% | - | 88.3% | - | - | 60.0% | 100.0% | 90.0% | - | 47.2% | 75.4% | 80.0% | - | 69.1% | 68.2% | 55.2% | 65.3% | 75.5% | 82.2% | 68.3% | 83.8% | 0.0% | 1.54 | 1.54 | 80.0% | 83.7% | 66.9% | - | - | - | - | - | 16.8% | 4.95 | - | 39.7% | 59.8% | 75.2% | - | 33.3% | - | 0.0% | 9.5% | 0.0% | 86.1% | 0.49 | - | 39.21 | 272.11 | 86.0% | 86.0% | 68.4% | 51.6% |
2 / 2 models
| Attribute | GPT-5 Mini OpenAI | GPT-6 Astra OpenAI |
|---|---|---|
| Description | GPT-5 mini is an AI model from OpenAI. | 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 | GPT | GPT |
| Params | - | - |
| Open weights | closed | closed |
| License | proprietary | - |
| Released | 7 Aug 2025 | 3 Sep 2026 |
| Context | 400,000 | 1,050,000 |
| Input $/1M | $0.25 | $10.00 |
| Output $/1M | $2.00 | $50.00 |
| Cache read $/1M | $0.025 | $1.000 |
| Cache write $/1M | - | $12.500 |
| Speed | 0 tok/s | 63 tok/s |
| Latency | 0.00 s | 198.54 s |
| Modalities | text, image, file | file, image, text |
| Providers | - | openai |
| Publisher | OpenAI | OpenAI |
| Reported scores |
FAQ
- Is GPT-5 Mini or GPT-6 Astra better?
- Across the 12 benchmarks both models report on Sophon, GPT-6 Astra leads on 12 of them. Which one is "better" depends on the benchmark - the table above shows every shared score.
- How do GPT-5 Mini and GPT-6 Astra compare on GPQA Diamond?
- GPT-5 Mini scores 82.8% and GPT-6 Astra scores 96.1% on GPQA Diamond.
- Which is cheaper, GPT-5 Mini or GPT-6 Astra?
- GPT-5 Mini is cheaper at $2.00 per million output tokens against $50.00 for GPT-6 Astra - about 25.0x.
- When were GPT-5 Mini and GPT-6 Astra released?
- GPT-5 Mini was released 7 Aug 2025 by OpenAI. GPT-6 Astra was released 3 Sep 2026 by OpenAI.
Other head-to-heads
56GPT-5 Mini vs GPT-5 Nano38 shared evalsGPT-5 vs GPT-5 Mini36 shared evalsGPT-4.1 Mini vs GPT-5 Mini32 shared evalsGPT-5 Mini vs GPT-5.232 shared evalsClaude Sonnet 4.5 vs GPT-5 Mini31 shared evalsClaude Opus 4.5 vs GPT-5 Mini31 shared evalsClaude 4 Sonnet vs GPT-5 Mini29 shared evalsClaude Opus 4.6 vs GPT-5 Mini28 shared evalsGemini 3.1 Pro Preview vs GPT-5 Mini27 shared evalsGPT-5 Mini vs GPT-5.427 shared evalsGemini 2.5 Pro vs GPT-5 Mini26 shared evalsDeepSeek V3.2 vs GPT-5 Mini26 shared evalsGPT-5 Mini vs Grok 4.1 Fast26 shared evalsGPT-5 Mini vs GPT-5.525 shared evalsGPT-5 Mini vs Kimi K2.525 shared evalsClaude Opus 4.7 vs GPT-5 Mini25 shared evalsGLM 5.1 vs GPT-5 Mini25 shared evalsGPT-5 Mini vs gpt-oss-120b25 shared evalsGLM 4.7 vs GPT-5 Mini25 shared evalsClaude Opus 4.8 vs GPT-5 Mini24 shared evalsGPT-5.4 Mini vs GPT-5 Mini24 shared evalsClaude Fable 5 vs GPT-5 Mini23 shared evalsClaude Sonnet 4.6 vs GPT-5 Mini23 shared evalsGPT-4.1 vs GPT-5 Mini22 shared evalsGPT-5 Mini vs Qwen3.6 Plus21 shared evalsGPT-4.1 Nano vs GPT-5 Mini21 shared evalsGPT-4o vs GPT-5 Mini20 shared evalsGPT-5.5 vs GPT-6 Astra19 shared evalsClaude Opus 4.8 vs GPT-6 Astra19 shared evalsGPT-4o-mini vs GPT-5 Mini18 shared evalsClaude Fable 5 vs GPT-6 Astra18 shared evalsGemini 3.1 Pro Preview vs GPT-6 Astra16 shared evalsClaude Opus 4.7 vs GPT-6 Astra14 shared evalsGLM 5.1 vs GPT-6 Astra14 shared evalsGPT-5.2 vs GPT-6 Astra13 shared evalsClaude Opus 4.6 vs GPT-6 Astra13 shared evalsGPT-5.4 vs GPT-6 Astra13 shared evalsGPT-6 Astra vs Kimi K2.513 shared evalsClaude Sonnet 4.6 vs GPT-6 Astra13 shared evalsGPT-5 vs GPT-6 Astra12 shared evalsGPT-5.4 Mini vs GPT-6 Astra12 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 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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