OpenAI
GPT-6 Astra (medium)
GPT-6 Astra is OpenAI's most capable model for complex reasoning, coding, computer use, research, and document creation.
OpenAI model releasesModel Snapshot
TypeLanguage
ReleaseSep 4, 2026
Context1,050,000
Tagsfile-input, implicit-caching, reasoning, tool-use
Overall
Rank #19 across 687
49.6
Coding
Rank #15 across 330
76.7
Blended Price
Rank #420 across 432
$20.00/M
Strength Profile
Percentile score by analysis domain.
* Cost is inverted: lower input, output, and blended prices rank higher.
Benchmark Percentiles
Higher bars mean stronger relative placement.
Model Details
Runtime
Output Speed49.4 tok/s
First Token4.26s
Max Output128,000
Pricing
Blended$20.00/M
Input$10.00/M
All Benchmarks
| Metric | Domain | Value | Rank |
|---|---|---|---|
| Artificial Analysis Intelligence Index | overall | 49.6 | #19 |
| Artificial Analysis Coding Index | coding | 76.7 | #15 |
| GPQA | reasoning | 93.9% | #10 |
| Humanity's Last Exam | reasoning | 52.7% | #16 |
| SciCode |