Minimax M3.1 Flash vs DeepSeek V4 Pro 0813: cost comparison
Prices updated 2026-11-05 · computed from live provider data
Short answer: Minimax M3.1 Flash is cheaper on a
3:1 input/output blend — $0.197 per million tokens versus
$1.24, a 84% difference.
Both offer the same 1,048,576-token context window, so cost is the deciding factor.
Head to head
| Minimax M3.1 Flash | DeepSeek V4 Pro 0813 | |
|---|---|---|
| Input, per 1M tokens | $0.113 | $0.115 |
| Output, per 1M tokens | $0.450 | $4.60 |
| Blended 3:1, per 1M | $0.197 | $1.24 |
| Context window | 1,048,576 | 1,048,576 |
| Vendor | empiriolabs | deepseek |
Monthly cost at real volumes
| Workload (input / output) | Minimax M3.1 Flash | DeepSeek V4 Pro 0813 |
|---|---|---|
| 1M in / 250K out | $0.225 | $1.26 |
| 10M in / 2.5M out | $2.25 | $12.65 |
| 100M in / 25M out | $22.50 | $126 |
Which should you pick?
Because the context windows are identical, the cheaper option is the better default. Choose Minimax M3.1 Flash unless you are already standardised on deepseek tooling and want to avoid a second integration.