Head to head
Qwen3.5-9BvsGemini 2.5 Flash Lite
For tasks, about a month.
Verdict · measured basis
Gemini 2.5 Flash Lite costs $0.0001 per solved task against
Qwen3.5-9B at $0.0038 — ▼ 33x cheaper.
Over 200 tasks that is $0.74 a month.
On output token price alone Qwen3.5-9B looks 2.7x 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 Qwen3.5-9B and Gemini 2.5 Flash Lite| Figure | Qwen3.5-9B | Gemini 2.5 Flash Lite |
|---|
| Input $/Mtok | $0.1 | $0.1 |
|---|
| Output $/Mtok | $0.15 | $0.4 |
|---|
| Cached input $/Mtok | $0.1 | $0.01 |
|---|
| Pass rate | 28% | 72% |
|---|
| Cost per solved task | $0.0038measured | $0.0001measured |
|---|
| Cost per month | $0.77 | $0.02 |
|---|
Cost per month against tasks per month · drag the marker
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