Head to head
gpt-oss-safeguard-20bvsGPT-5 Nano
For tasks, about a month.
Verdict · measured basis
gpt-oss-safeguard-20b costs $0.0002 per solved task against
GPT-5 Nano at $0.0010 — ▼ 5.5x cheaper.
Over 200 tasks that is $0.17 a month.
On output token price alone gpt-oss-safeguard-20b looks 1.3x cheaper. The ranking holds, but the margin changes.
Verified pricing, pass rate and cost per solved task for gpt-oss-safeguard-20b and GPT-5 Nano| Figure | gpt-oss-safeguard-20b | GPT-5 Nano |
|---|
| Input $/Mtok | $0.075 | $0.05 |
|---|
| Output $/Mtok | $0.3 | $0.4 |
|---|
| Cached input $/Mtok | $0.037 | $0.005 |
|---|
| Pass rate | 97% | 100% |
|---|
| Cost per solved task | $0.0002measured | $0.0010measured |
|---|
| Cost per month | $0.04 | $0.21 |
|---|
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