GPT-5 Nano vs GPT-5.1
GPT-5 Nano is cheaper on output tokens. Choose GPT-5 Nano or GPT-5.1 based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | GPT-5 Nano | GPT-5.1 |
|---|---|---|
| Provider | NEAR AI Cloud | NEAR AI Cloud |
| Input / 1M tokens | $0.05 | $1.25 |
| Output / 1M tokens | $0.40 | $10.00 |
| Context window | 400K | 400K |
| Parameters | — | — |
| Open weights | No | No |
| Released | Aug 2025 | Nov 2025 |
FAQ
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.