DeepSeek V4.1 Flash 1017 vs Open Mistral Nemo: cost comparison
Prices updated 2026-10-30 · computed from live provider data
Short answer: Open Mistral Nemo is cheaper on a
3:1 input/output blend — $0.300 per million tokens versus
$0.525, a 43% difference.
DeepSeek V4.1 Flash 1017 offers the larger context window at 1,048,576 tokens, against 128,000 for Open Mistral Nemo.
Head to head
| DeepSeek V4.1 Flash 1017 | Open Mistral Nemo | |
|---|---|---|
| Input, per 1M tokens | $0.300 | $0.300 |
| Output, per 1M tokens | $1.20 | $0.300 |
| Blended 3:1, per 1M | $0.525 | $0.300 |
| Context window | 1,048,576 | 128,000 |
| Vendor | mistral | mistral |
Monthly cost at real volumes
| Workload (input / output) | DeepSeek V4.1 Flash 1017 | Open Mistral Nemo |
|---|---|---|
| 1M in / 250K out | $0.600 | $0.375 |
| 10M in / 2.5M out | $6.00 | $3.75 |
| 100M in / 25M out | $60.00 | $37.50 |
Which should you pick?
Pick DeepSeek V4.1 Flash 1017 when you need the longer context window (1,048,576 vs 128,000 tokens). Pick Open Mistral Nemo when price per token dominates your workload — high-volume classification, extraction, or batch summarisation.