AI Model Profile · OpenAI
GPT-6 Astra
GPT-6 Astra is an AI model developed by OpenAI (United States), released September 3, 2026. It was trained on about 1.0×1027 FLOP of compute. It is a closed model available via API.
Frontier model · API access · Epoch confidence: Likely · Source: Epoch AI · Updated 2026-10-05
Specifications
| Developer | OpenAI |
| Country | United States |
| Released | September 3, 2026 |
| Domain | Multimodal,Language,Vision |
| Training compute | 1.0×1027 FLOP |
| Training hardware | 100,000× NVIDIA GB200 |
| Training power draw | 232.7 MW |
| Weights | Closed / API |
| Access | API access |
| Frontier model | Yes |
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Benchmarks
Performance on Epoch AI's reproducible evaluations (higher is better; scores are the best across scorers). These are independent runs, not developer-reported numbers.
Source: Epoch AI Benchmarking Hub. GPQA Diamond = graduate-level science Q&A; SWE-Bench Verified = real software-engineering tasks; FrontierMath = research-level maths; MATH Level 5 = hardest competition maths; AIME = olympiad maths; SimpleQA = factual accuracy.
Frequently asked
- Who developed GPT-6 Astra?
- GPT-6 Astra was developed by OpenAI (United States) and released on September 3, 2026.
- How big is GPT-6 Astra?
- GPT-6 Astra was trained on about 1.0×10^27 FLOP of compute. Source: Epoch AI.
- Is GPT-6 Astra open source?
- GPT-6 Astra is a closed model — its weights are not publicly released; it is available via API access.
- How does GPT-6 Astra perform on benchmarks?
- On Epoch AI's evaluations, GPT-6 Astra scores 95.8% on GPQA Diamond, 75.6% on SimpleQA, 100.0% on AIME (OTIS Mock). Source: Epoch AI Benchmarking Hub.
Sources
Cite this model profile
Free to cite, quote and reference under CC BY 4.0 — with attribution to Affärslivet. Writing an article or answer? Reference this model profile as:
APA
Affärslivet Research. (2026). GPT-6 Astra — specifications & benchmarks. Affärslivet. https://xn--affrslivet-s5a.com/en/ai/models/gpt-6-astra
MLA
"GPT-6 Astra — specifications & benchmarks." Affärslivet, 2026-10-05, xn--affrslivet-s5a.com/en/ai/models/gpt-6-astra.
Source: Affärslivet — xn--affrslivet-s5a.com/en/ai/models/gpt-6-astra. Attribute to Affärslivet when citing or linking.