Head to head
DeepSeek V4 ProvsSeed 1.6 Flash
For tasks, about a month.
Verdict · measured basis
Seed 1.6 Flash costs $0.0013 per solved task against
DeepSeek V4 Pro at $0.21 — ▼ 160x cheaper.
Over 200 tasks that is $42 a month.
On output token price alone Seed 1.6 Flash looks 13x cheaper. The ranking holds, but the margin changes.
Verified pricing, pass rate and cost per solved task for DeepSeek V4 Pro and Seed 1.6 Flash| Figure | DeepSeek V4 Pro | Seed 1.6 Flash |
|---|
| Input $/Mtok | $1.32 | $0.075 |
|---|
| Output $/Mtok | $3.96 | $0.3 |
|---|
| Cached input $/Mtok | $0.044 | $0.075 |
|---|
| Pass rate | 43% | 75% |
|---|
| Cost per solved task | $0.21measured | $0.0013measured |
|---|
| Cost per month | $42 | $0.26 |
|---|
Cost per month against tasks per month · drag the marker
Solid measured · dashed modeled · dotted stale. The gap is the verdict.
Source: Artificial Analysis (artificialanalysis.ai) · verified 2026-08-21 · prices from each provider's pricing page; measured rows ignore the tier · Methodology · All models at these settings