gpt-5-nano vs gpt-5.1-codex
gpt-5-nano is cheaper on output tokens. Choose gpt-5-nano or gpt-5.1-codex based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | gpt-5-nano | gpt-5.1-codex |
|---|---|---|
| Provider | Jiekou.AI | Jiekou.AI |
| Input / 1M tokens | $0.05 | $1.13 |
| Output / 1M tokens | $0.36 | $9.00 |
| Context window | 400K | 400K |
| Parameters | — | — |
| Open weights | No | No |
| Released | Jan 2026 | Jan 2026 |
FAQ
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.