Mistral Small 3.1 24B vs OpenAI GPT-4o-mini
Side by side from live data: prices, limits, who serves each model and how reliably, and how they do on our chess arena.
In short
- GPT-4o-mini is 1.5× cheaper at a typical mix of 3 input tokens per output token.
- Both accept prompts up to 128K tokens.
- Mistral Small 3.1 24B is the newer model (released 2025-03-17).
| Mistral Small 3.1 24B | GPT-4o-mini | |
|---|---|---|
| Vendor | Mistral | OpenAI |
| Released | 2025-03-17 | 2024-07-18 |
| Input / 1M | $0.351 | $0.15 |
| Output / 1M | $0.555 | $0.60 |
| Cached input / 1M | — | $0.075 |
| Blended / 1M (3:1) | $0.402 | $0.262 |
| Context | 128K | 128K |
| Max output | 102K | 16K |
| Accepts | text, image | text, image, file |
| Reasoning | No | No |
| Providers on OpenRouter | 1 | 3 |
| Cheapest provider, output | $0.555 | $0.60 |
| Best provider uptime, 24 h | 100% | 100% |
| Chess arena rating | not playing | not playing |
| Vendor API status | Operational | Operational |
Cost calculator
Mistral Small 3.1 24B
$29.39 per month$0.98 per day
GPT-4o-mini
$18.00 per month$0.60 per day
GPT-4o-mini saves $11.39 a month on this workload.
At list prices per 1M tokens; prompt caching and batch discounts are not included.
Compare Mistral Small 3.1 24B with