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Head to head

Solar Pro 4vsMiMo-V2.5

For tasks, about a month.

Verdict · measured basis

Solar Pro 4 costs $0.0003 per solved task against MiMo-V2.5 at $0.0011 — ▼ 3.8x cheaper. Over 200 tasks that is $0.16 a month.

On output token price alone MiMo-V2.5 looks 4.3x cheaper. The ranking reverses once you divide by pass rate — the cheaper tokens do not win the task.

Verified pricing, pass rate and cost per solved task for Solar Pro 4 and MiMo-V2.5
FigureSolar Pro 4MiMo-V2.5
Input $/Mtok$0.3$0.14
Output $/Mtok$1.2$0.28
Cached input $/Mtok$0.06$0.003
Pass rate75%75%
Cost per solved task$0.0003measured$0.0011measured
Cost per month$0.06$0.21

Cost per month against tasks per month · drag the marker

Monthly cost against tasks per monthLog-log lines for Solar Pro 4 (measured, $0.0003 per solved task), MiMo-V2.5 (measured, $0.0011 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 tasksSolar Pro 4 · MEASURED · $0.0003 per solved task$0.06MiMo-V2.5 · MEASURED · $0.0011 per solved task$0.21— Solar Pro 4 · MEASURED— MiMo-V2.5 · 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