Skip to content
SOLVENCY
Request a demo

Account controls are loading.

Head to head

Qwen3.5-FlashvsUI-TARS 7B

For tasks, about a month.

Verdict · measured basis

UI-TARS 7B costs $0.0003 per solved task against Qwen3.5-Flash at $0.0015 — ▼ 5.5x cheaper. Over 200 tasks that is $0.24 a month.

On output token price alone UI-TARS 7B looks 1.3x cheaper. The ranking holds, but the margin changes.

Verified pricing, pass rate and cost per solved task for Qwen3.5-Flash and UI-TARS 7B
FigureQwen3.5-FlashUI-TARS 7B
Input $/Mtok$0.065$0.1
Output $/Mtok$0.26$0.2
Cached input $/Mtok$0.065$0.1
Pass rate89%25%
Cost per solved task$0.0015measured$0.0003measured
Cost per month$0.29$0.05

Cost per month against tasks per month · drag the marker

Monthly cost against tasks per monthLog-log lines for UI-TARS 7B (measured, $0.0003 per solved task), Qwen3.5-Flash (measured, $0.0015 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 tasksUI-TARS 7B · MEASURED · $0.0003 per solved task$0.05Qwen3.5-Flash · MEASURED · $0.0015 per solved task$0.29— UI-TARS 7B · MEASURED— Qwen3.5-Flash · 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