Head to head
GPT-5 nano vs GPT-4.1 nano
On a blended workload of one million input tokens and three million output tokens, GPT-5 nano is 1.0× cheaper than GPT-4.1 nano.
| GPT-5 nano | GPT-4.1 nano | |
|---|---|---|
| Provider | OpenAI | OpenAI |
| Input / MTok | $0.05 | $0.1 |
| Output / MTok | $0.4 | $0.4 |
| Cache read / MTok | $0.005 | $0.025 |
| Context window | — | 1,047,576 |
| Blended 1M in + 3M out | $1.25 | $1.30 |
| Status | ga | ga |