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Head to head

Seed 1.6 FlashvsQwen3 8B

For tasks, about a month.

Verdict · measured basis

Seed 1.6 Flash costs $0.0013 per solved task against Qwen3 8B at $0.0043 — ▼ 3.3x cheaper. Over 200 tasks that is $0.60 a month.

On output token price alone Seed 1.6 Flash looks 1.5x cheaper. The ranking holds, but the margin changes.

Verified pricing, pass rate and cost per solved task for Seed 1.6 Flash and Qwen3 8B
FigureSeed 1.6 FlashQwen3 8B
Input $/Mtok$0.075$0.117
Output $/Mtok$0.3$0.455
Cached input $/Mtok$0.075$0.117
Pass rate75%57%
Cost per solved task$0.0013measured$0.0043measured
Cost per month$0.26$0.87

Cost per month against tasks per month · drag the marker

Monthly cost against tasks per monthLog-log lines for Seed 1.6 Flash (measured, $0.0013 per solved task), Qwen3 8B (measured, $0.0043 per solved task) from 10 to 100,000 tasks a month. Marker at 200 tasks.101001k10k100k$0.01$0.1$1$10$100TASKS / MONTH (log) →200 tasksSeed 1.6 Flash · MEASURED · $0.0013 per solved task$0.26Qwen3 8B · MEASURED · $0.0043 per solved task$0.87— Seed 1.6 Flash · MEASURED— Qwen3 8B · MEASURED

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

Solvency Bench (solvency.dev) — first-party measurement · verified 2026-08-26 · prices from each provider's pricing page; measured rows ignore the tier · Methodology · All models at these settings