Mistral Devstral 2 2512 vs MoonshotAI Kimi K2 0905
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
- Devstral 2 2512 is 1.3× cheaper at a typical mix of 3 input tokens per output token.
- Both accept prompts up to 262K tokens.
- Devstral 2 2512 is the newer model (released 2025-12-09).
| Devstral 2 2512 | Kimi K2 0905 | |
|---|---|---|
| Vendor | Mistral | MoonshotAI |
| Released | 2025-12-09 | 2025-09-04 |
| Input / 1M | $0.40 | $0.60 |
| Output / 1M | $2.00 | $2.50 |
| Cached input / 1M | $0.04 | — |
| Blended / 1M (3:1) | $0.80 | $1.07 |
| Context | 262K | 262K |
| Max output | 210K | 98K |
| Accepts | text, file | text |
| Reasoning | No | No |
| Providers on OpenRouter | 1 | 1 |
| Cheapest provider, output | $2.00 | $2.50 |
| Best provider uptime, 24 h | 99.67% | 100% |
| Chess arena rating | not playing | not playing |
| Vendor API status | Operational | Operational |
Cost calculator
Devstral 2 2512
$54.00 per month$1.80 per day
Kimi K2 0905
$73.50 per month$2.45 per day
Devstral 2 2512 saves $19.50 a month on this workload.
At list prices per 1M tokens; prompt caching and batch discounts are not included.
Compare Devstral 2 2512 with