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Head to head

DeepSeek V4 FlashvsQwen3 14B

For tasks, about a month.

Verdict · measured basis

Qwen3 14B costs $0.0012 per solved task against DeepSeek V4 Flash at $0.02 — ▼ 16x cheaper. Over 200 tasks that is $3 a month.

On output token price alone Qwen3 14B looks 5.5x cheaper. The ranking holds, but the margin changes.

Verified pricing, pass rate and cost per solved task for DeepSeek V4 Flash and Qwen3 14B
FigureDeepSeek V4 FlashQwen3 14B
Input $/Mtok$0.44$0.12
Output $/Mtok$1.32$0.24
Cached input $/Mtok$0.014$0.12
Pass rate73%78%
Cost per solved task$0.02measured$0.0012measured
Cost per month$4$0.24

Cost per month against tasks per month · drag the marker

Monthly cost against tasks per monthLog-log lines for Qwen3 14B (measured, $0.0012 per solved task), DeepSeek V4 Flash (measured, $0.02 per solved task) from 10 to 100,000 tasks a month. Marker at 200 tasks.101001k10k100k$0.01$0.1$1$10$100$1kTASKS / MONTH (log) →200 tasksQwen3 14B · MEASURED · $0.0012 per solved task$0.24DeepSeek V4 Flash · MEASURED · $0.02 per solved task$4— Qwen3 14B · MEASURED— DeepSeek V4 Flash · MEASURED

Solid measured · dashed modeled · dotted stale. The gap is the verdict.

Solvency Bench (solvency.dev) — first-party measurement · verified 2026-08-21 · prices from each provider's pricing page; measured rows ignore the tier · Methodology · All models at these settings