API price
GPT-5.4 Mini API price
By OpenAI. $0.75 per million input tokens, $4.50 per million output tokens on OpenRouter. Collected November 12, 2026.
- $0.75
- $4.50
- 400,000
- —
- March 17, 2026
- August 22, 2026
Last 90 days
Price changes
No price change in this window.
What the numbers say
- Input costs less than 41% of the 443 paid models we track.
Closest in price
- Gemini 3.5 Flash (batch)$0.75 / $4.50
- Gemini 3.6 Flash$0.75 / $3.75
- Gemini 3.7 Flash$0.75 / $3.75
- Mistral Medium 3.5 (batch)$0.75 / $3.75
- Gemini Flash Latest$0.75 / $3.75
- GPT Mini Latest$0.75 / $4.50