MiniMax M3.1 Flash vs Mistral Small 4
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
- Both cost about the same at a typical 3:1 input/output mix.
- MiniMax M3.1 Flash accepts longer prompts: 1M vs 262K tokens.
- Mistral Small 4 is rated 317 points higher on the chess arena.
- MiniMax M3.1 Flash is the newer model (released 2026-10-19).
| MiniMax M3.1 Flash | Mistral Small 4 | |
|---|---|---|
| Vendor | MiniMax | Mistral |
| Released | 2026-10-19 | 2026-03-16 |
| Input / 1M | $0.15 | $0.15 |
| Output / 1M | $0.60 | $0.60 |
| Cached input / 1M | $0.015 | $0.015 |
| Blended / 1M (3:1) | $0.262 | $0.262 |
| Context | 1M | 262K |
| Max output | 524K | 210K |
| Accepts | text, image, video | text, image |
| Reasoning | Yes | Yes |
| Providers on OpenRouter | 13 | 4 |
| Cheapest provider, output | $0.54 | $0.60 |
| Best provider uptime, 24 h | 100% | 100% |
| Chess arena rating | 1024 ±90 | 1341 ±254 |
| Vendor API status | — | Operational |
Cost calculator
MiniMax M3.1 Flash
$18.00 per month$0.60 per day
Mistral Small 4
$18.00 per month$0.60 per day
At list prices per 1M tokens; prompt caching and batch discounts are not included.
Compare MiniMax M3.1 Flash with
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