Models › OpenAI
OpenAI API pricing
GPT-5.4 nano.
$0.20 in. $1.25 out.
Input / 1M$0.20
Cached input / 1M$0.02
Output / 1M$1.25
Context—
Source: OpenAI official pricing · checked Oct 20, 2026 · context window not listed on the pricing page
What it costs per month.
1,000 input and 500 output tokens per request, no caching.
| Volume | Monthly cost |
|---|---|
| 1K requests | $0.83 |
| 100K requests | $82.50 |
| 1M requests | $825.00 |
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