Head to head
GPT-4.1 NanovsUnslopNemo 12B
For tasks, about a month.
Verdict · measured basis
GPT-4.1 Nano costs $0.0001 per solved task against
UnslopNemo 12B at $0.0003 — ▼ 2.9x cheaper.
Over 200 tasks that is $0.04 a month.
On output token price alone GPT-4.1 Nano looks 1.0x cheaper. The ranking holds, but the margin changes.
Verified pricing, pass rate and cost per solved task for GPT-4.1 Nano and UnslopNemo 12B| Figure | GPT-4.1 Nano | UnslopNemo 12B |
|---|
| Input $/Mtok | $0.1 | $0.4 |
|---|
| Output $/Mtok | $0.4 | $0.4 |
|---|
| Cached input $/Mtok | $0.025 | $0.4 |
|---|
| Pass rate | 72% | 33% |
|---|
| Cost per solved task | $0.0001measured | $0.0003measured |
|---|
| Cost per month | $0.02 | $0.06 |
|---|
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