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Head to head

GLM 5.3 FlashvsQwen3 8B

For tasks, about a month.

Verdict · measured basis

GLM 5.3 Flash costs $0.0033 per solved task against Qwen3 8B at $0.0043 — ▼ 1.3x cheaper. Over 200 tasks that is $0.20 a month.

On output token price alone GLM 5.3 Flash looks 1.8x cheaper. The ranking holds, but the margin changes.

Verified pricing, pass rate and cost per solved task for GLM 5.3 Flash and Qwen3 8B
FigureGLM 5.3 FlashQwen3 8B
Input $/Mtok$0.075$0.117
Output $/Mtok$0.25$0.455
Cached input $/Mtok$0.015$0.117
Pass rate50%57%
Cost per solved task$0.0033measured$0.0043measured
Cost per month$0.67$0.87

Cost per month against tasks per month · drag the marker

Monthly cost against tasks per monthLog-log lines for GLM 5.3 Flash (measured, $0.0033 per solved task), Qwen3 8B (measured, $0.0043 per solved task) from 10 to 100,000 tasks a month. Marker at 200 tasks.101001k10k100k$0.1$1$10$100TASKS / MONTH (log) →200 tasksGLM 5.3 Flash · MEASURED · $0.0033 per solved task$0.67Qwen3 8B · MEASURED · $0.0043 per solved task$0.87— GLM 5.3 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