Head to head
GPT-5 nano vs GPT-4o mini
On a blended workload of one million input tokens and three million output tokens, GPT-5 nano is 1.6× cheaper than GPT-4o mini.
| GPT-5 nano | GPT-4o mini | |
|---|---|---|
| Provider | OpenAI | OpenAI |
| Input / MTok | $0.05 | $0.15 |
| Output / MTok | $0.4 | $0.6 |
| Cache read / MTok | $0.005 | $0.075 |
| Context window | — | 128,000 |
| Blended 1M in + 3M out | $1.25 | $1.95 |
| Status | ga | ga |