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Head to head

Solar Pro 4vsQwen3 Coder 30B A3B Instruct

For tasks, about a month.

Verdict · measured basis

Qwen3 Coder 30B A3B Instruct costs $0.0001 per solved task against Solar Pro 4 at $0.0003 — ▼ 3.5x cheaper. Over 200 tasks that is $0.04 a month.

On output token price alone Qwen3 Coder 30B A3B Instruct looks 4.3x cheaper. The ranking holds, but the margin changes.

Verified pricing, pass rate and cost per solved task for Solar Pro 4 and Qwen3 Coder 30B A3B Instruct
FigureSolar Pro 4Qwen3 Coder 30B A3B Instruct
Input $/Mtok$0.3$0.07
Output $/Mtok$1.2$0.28
Cached input $/Mtok$0.06$0.07
Pass rate75%61%
Cost per solved task$0.0003measured$0.0001measured
Cost per month$0.06$0.02

Cost per month against tasks per month · drag the marker

Monthly cost against tasks per monthLog-log lines for Qwen3 Coder 30B A3B Instruct (measured, $0.0001 per solved task), Solar Pro 4 (measured, $0.0003 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 tasksQwen3 Coder 30B A3B Instruct · MEASURED · $0.0001 per solved task$0.02Solar Pro 4 · MEASURED · $0.0003 per solved task$0.06— Qwen3 Coder 30B A3B Instruct · MEASURED— Solar Pro 4 · 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