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Head to head

Qwen2.5 7B InstructvsLlama 3.1 70B Instruct

For tasks, about a month.

Verdict · measured basis

Qwen2.5 7B Instruct costs $0.0001 per solved task against Llama 3.1 70B Instruct at $0.0005 — ▼ 8.2x cheaper. Over 200 tasks that is $0.09 a month.

On output token price alone Qwen2.5 7B Instruct looks 2.0x cheaper. The ranking holds, but the margin changes.

Verified pricing, pass rate and cost per solved task for Qwen2.5 7B Instruct and Llama 3.1 70B Instruct
FigureQwen2.5 7B InstructLlama 3.1 70B Instruct
Input $/Mtok$0.1$0.4
Output $/Mtok$0.2$0.4
Cached input $/Mtok$0.1$0.4
Pass rate56%50%
Cost per solved task$0.0001measured$0.0005measured
Cost per month$0.01$0.11

Cost per month against tasks per month · drag the marker

Monthly cost against tasks per monthLog-log lines for Qwen2.5 7B Instruct (measured, $0.0001 per solved task), Llama 3.1 70B Instruct (measured, $0.0005 per solved task) from 10 to 100,000 tasks a month. Marker at 200 tasks.101001k10k100k$0.001$0.01$0.1$1$10TASKS / MONTH (log) →200 tasksQwen2.5 7B Instruct · MEASURED · $0.0001 per solved task$0.01Llama 3.1 70B Instruct · MEASURED · $0.0005 per solved task$0.11— Qwen2.5 7B Instruct · MEASURED— Llama 3.1 70B Instruct · 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