GPT-6 Astra
Released Sep 2026 · knowledge cutoff Apr 2026. Proprietary, available through the provider's API.
GPT-6 Astra is built by OpenAI and has 22 benchmark results tracked in the public leaderboard. It supports multimodal input, with a context window of 1.05M tokens. At the blended 8:1 input-to-output rate, it costs $14.44 per million tokens and delivers about 125.8 tokens per second.
Where GPT-6 Astra ranks
The chart below ranks every model in the comparison by overall capability, which is the average of a model's scores across the eight workload axes. GPT-6 Astra is the red bar. This is the single number to check first: it tells you where the model sits in the current pecking order before you dig into the detail.
Workload strengths
Each row below is the average normalized score across every benchmark tagged with that workload category. A higher number means the model performs better on that kind of task relative to the maximum possible score on those benchmarks. Categories where the model has no published results are shown as n/a.
| Workload | Index (0–1) |
|---|---|
| Reasoning | 76% |
| Coding | 72% |
| Agents | 60% |
| Math | 77% |
| Vision | 87% |
| Long Context | n/a |
| Writing | n/a |
| Knowledge | 83% |
How GPT-6 Astra stacks up against every other model
Below is every head-to-head comparison involving GPT-6 Astra. Each card shows the win/loss tally across all workload axes and headline benchmarks. Tap any matchup for the full breakdown with per-benchmark scores, pricing, and workload recommendations.
GPT-6 Astravs DeepSeek-V4.1-Flash
GPT-6 Astra leads 7–2
GPT-6 Astravs DeepSeek-V4.1-Flash
GPT-6 Astra leads 7–2
GPT-6 Astravs Claude Opus 5.5
GPT-6 Astra leads 7–3
GPT-6 Astravs Claude Sonnet 5.5
GPT-6 Astra leads 8–2
GPT-6 Astravs MiMo-V2.6-Flash
GPT-6 Astra leads 9–1
GPT-6 Astravs Atria Dawn Preview
GPT-6 Astra leads 6–3
GPT-6 Astravs Grok 4.7
GPT-6 Astra leads 9–1
GPT-6 Astravs GPT-Live-1
GPT-6 Astra leads 9–0
GPT-6 Astravs MiMo-V2.6-Pro
GPT-6 Astra leads 9–1
GPT-6 Astravs Gemini 3.8 Flash
GPT-6 Astra leads 9–1
GPT-6 Astravs Claude Opus 5.5
GPT-6 Astra leads 7–3
GPT-6 Astravs Claude Sonnet 5.5
GPT-6 Astra leads 8–2
GPT-6 Astravs MiMo-V2.6-Flash
GPT-6 Astra leads 9–1
GPT-6 Astravs Atria Dawn Preview
GPT-6 Astra leads 6–3
GPT-6 Astravs Grok 4.7
GPT-6 Astra leads 9–1
GPT-6 Astravs GPT-Live-1
GPT-6 Astra leads 9–0
GPT-6 Astravs MiMo-V2.6-Pro
GPT-6 Astra leads 9–1
GPT-6 Astravs Gemini 3.8 Flash
GPT-6 Astra leads 9–1
Choose a matchup above, or start from the hub to pick any two models.