Kimi Latest vs Mistral Small 2603: cost comparison
Prices updated 2026-10-27 · computed from live provider data
Short answer: Mistral Small 2603 is cheaper on a
3:1 input/output blend — $0.263 per million tokens versus
$2.99, a 91% difference.
Kimi Latest offers the larger context window at 1,048,576 tokens, against 262,144 for Mistral Small 2603.
Head to head
| Kimi Latest | Mistral Small 2603 | |
|---|---|---|
| Input, per 1M tokens | $0.150 | $0.150 |
| Output, per 1M tokens | $11.50 | $0.600 |
| Blended 3:1, per 1M | $2.99 | $0.263 |
| Context window | 1,048,576 | 262,144 |
| Vendor | ~moonshotai | mistralai |
Monthly cost at real volumes
| Workload (input / output) | Kimi Latest | Mistral Small 2603 |
|---|---|---|
| 1M in / 250K out | $3.02 | $0.300 |
| 10M in / 2.5M out | $30.25 | $3.00 |
| 100M in / 25M out | $302 | $30.00 |
Which should you pick?
Pick Kimi Latest when you need the longer context window (1,048,576 vs 262,144 tokens). Pick Mistral Small 2603 when price per token dominates your workload — high-volume classification, extraction, or batch summarisation.