GLINER2 detector
gliner2-fastino-ru PII detection benchmark
Measured on 19 of 41 retained datasets under the same frozen scoring and masking protocol.
77.70%fully hidden annotations
86.59%detected / overlapped
2.16%extra masking
1,123CPU characters / second
Strengths
Highest complete-masking rates by normalized data type.
Logins & usernames98.55%9,864 / 10,009
Phone numbers & email92.33%13,275 / 14,377
People's names81.32%27,594 / 33,934
Watch list
Lowest observed complete-masking rates; inspect before deployment.
Other sensitive attributes45.37%505 / 1,113
Bank accounts & cards55.40%1,610 / 2,906
Dates & times56.35%1,486 / 2,637
Language coverage
The overall leader can differ from the best choice for one language slice.
| Language | Datasets | Fully hidden ↑ | Detected ↑ | Extra masking ↓ |
|---|---|---|---|---|
| Russian | 19 | 77.70% | 86.59% | 2.16% |
Configuration, source and version
- Family
- GLINER2
- Revision
- c153999da5f4c509df4322b0c6a1baf3d2c284d7
- Eligible datasets
- 19 / 41
- Character F1
- 0.816
- Untouched diagnostic
- 13.41% · 18,300 / 136,419
- Benchmark version
- 1.0.3 · 2026-09-09
- CPU seconds / 10k chars
- 8.905
- GPU seconds / 10k chars
- Not measured
Russian labels
Results by dataset
Complete masking is primary; detection shows whether any character overlapped.
| Dataset | Gold annotations | Fully hidden ↑ | Detected ↑ | Extra masking ↓ |
|---|---|---|---|---|
| rubai-ru | 3,458 | 7.17% | 68.57% | — |
| alexen2 | 1,261 | 27.36% | 99.68% | 4.31% |
| synth-secrets-ru | 581 | 46.47% | 51.12% | 2.82% |
| scanpatch | 8,708 | 61.50% | 69.30% | 3.23% |
| redact-ru | 9,230 | 65.46% | 73.62% | 12.50% |
| corrupt-redmadrobot | 5,531 | 70.20% | 75.21% | 1.25% |
| multiconer-ru | 1,208 | 72.85% | 91.97% | 15.66% |
| jayguard | 1,195 | 76.90% | 88.37% | 1.27% |
| nym-ru | 9,497 | 77.68% | 82.14% | — |
| alrosait | 1,862 | 78.25% | 86.68% | 5.23% |
| corrupt-hivetrace | 1,667 | 79.66% | 85.78% | 0.27% |
| redmadrobot | 5,516 | 80.13% | 83.45% | 1.25% |
| synth-ru-tickets | 32,099 | 82.63% | 95.92% | — |
| synth-jira-comments | 2,705 | 83.84% | 84.73% | — |
| nerel | 24,369 | 84.86% | 88.74% | — |
| synth-wiki-tables | 13,094 | 85.34% | 90.38% | — |
| factrueval | 7,966 | 87.06% | 87.82% | — |
| hivetrace | 1,667 | 87.94% | 89.68% | 0.12% |
| russian-pii-66k | 4,805 | 92.07% | 94.84% | — |