Mistral Small 2603 vs Ministral 8 B2512: cost comparison
Prices updated 2026-10-30 · computed from live provider data
Short answer: Ministral 8 B2512 is cheaper on a
3:1 input/output blend — $0.150 per million tokens versus
$0.263, a 43% difference.
Both offer the same 262,144-token context window, so cost is the deciding factor.
Head to head
| Mistral Small 2603 | Ministral 8 B2512 | |
|---|---|---|
| Input, per 1M tokens | $0.150 | $0.150 |
| Output, per 1M tokens | $0.600 | $0.150 |
| Blended 3:1, per 1M | $0.263 | $0.150 |
| Context window | 262,144 | 262,144 |
| Vendor | mistralai | mistralai |
Monthly cost at real volumes
| Workload (input / output) | Mistral Small 2603 | Ministral 8 B2512 |
|---|---|---|
| 1M in / 250K out | $0.300 | $0.188 |
| 10M in / 2.5M out | $3.00 | $1.88 |
| 100M in / 25M out | $30.00 | $18.75 |
Which should you pick?
Because the context windows are identical, the cheaper option is the better default. Choose Ministral 8 B2512 unless you are already standardised on mistralai tooling and want to avoid a second integration.