OpenAI
GPT-5 nano (high)
GPT-5-Nano is the smallest and fastest variant in the GPT-5 system, optimized for developer tools, rapid interactions, and ultra-low latency environments. While limited in reasoning depth compared to its larger...
Introducing GPT-5Model Snapshot
ReleaseAug 7, 2025
Context400,000
Overall
Rank #223 across 566
19.9
Coding
No rank
n/a
Blended Price
Rank #30 across 371
$0.138/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 Speed154.5 tok/s
First Token114.88s
Max Output128,000
Pricing
Blended$0.138/M
Input$0.050/M
All Benchmarks
| Metric | Domain | Value | Rank |
|---|---|---|---|
| Artificial Analysis Intelligence Index | overall | 19.9 | #223 |
| Artificial Analysis Math Index | math | 83.7 | #54 |
| MMLU-Pro | reasoning | 78.0% | #148 |
| GPQA | reasoning | 67.6% | #276 |
| Humanity's Last Exam |