Mistral AI API · verified September 25, 2026
Mistral Small 4 API pricing: $0.15 in / $0.60 out
Per million tokens, 256K context.
Input /1M$0.15
Output /1M$0.60
Context256K
Released2026
What real jobs cost
| 1,000 short chats | $0.36 |
| Summarise 100 long reports (20k tokens each) | $0.36 |
| Write a 90,000-word book | $0.07 |
| 10M input + 2M output tokens | $2.70 |
Estimates at the listed price. Use the calculator for your own numbers.
Similar-priced models
| Model | In | Out |
|---|---|---|
| GPT-6 Luna OpenAI | $0.10 | $0.50 |
| DeepSeek V4.1-Flash DeepSeek AI | $0.15 | $0.60 |
| GPT-5.6 Luna OpenAI | $0.20 | $1.20 |
| GPT-5.4 nano OpenAI | $0.20 | $1.25 |
| Gemini 3.1 Flash-Lite Google | $0.25 | $1.50 |
| Mistral Large 3 Mistral AI | $0.50 | $1.50 |
Price history
No price or plan changes recorded since we started tracking. We re-check every week.
Other Mistral AI models
- Mistral Large 3 $0.50 / $1.50
- Mistral Medium 3.5 $1.50 / $7.50
Mistral Small 4 pricing questions
How much does Mistral Small 4 cost?
$0.15 per million input tokens and $0.60 per million output tokens, with a 256K context window.
How much does 1,000 chats cost on Mistral Small 4?
About $0.36, assuming 800 input and 400 output tokens per chat.
Sources
Checked against the official pages below on September 25, 2026. Prices are USD before local tax. See how we verify prices and the change log.