OpenAI: GPT-4o-mini vs Mistral Large — API Pricing Comparison
OpenAI: GPT-4o-mini is 91% cheaper than Mistral Large at the same token volume. Data as of 2026-02-27.
OpenAI: GPT-4o-mini
openai
Total /1M tokens
$0.750Input $0.150 · Output $0.600
Context: 128K tokens
Full details →Context: 128K tokens
Mistral Large
mistralai
Total /1M tokens
$8.000Input $2.000 · Output $6.000
Context: 128K tokens
Full details →Context: 128K tokens
Monthly Cost Comparison
| Monthly usage | OpenAI: GPT-4o-mini | Mistral Large | Savings with OpenAI: GPT-4o-mini |
|---|---|---|---|
| 1M tokens/month | $0.75 | $8.00 | $7.25 |
| 10M tokens/month | $7.50 | $80.00 | $72.50 |
| 100M tokens/month | $75.00 | $800.00 | $725.00 |
| 1B tokens/month | $750.00 | $8,000.00 | $7,250.00 |
Use both automatically — let AI decide
StormRouter routes each prompt to the cheapest model that meets your quality requirements.
Use OpenAI: GPT-4o-mini for simple tasks, Mistral Large only when complexity demands it.