PII Arena
GLINER detector

gliner-nvidia-ru PII detection benchmark

Measured on 19 of 41 retained datasets under the same frozen scoring and masking protocol.

50.97%fully hidden annotations
60.95%detected / overlapped
1.80%extra masking
500CPU characters / second

Strengths

Highest complete-masking rates by normalized data type.

Phone numbers & email73.34%10,544 / 14,377
Documents & identifiers72.97%6,348 / 8,699
Dates & times67.92%1,791 / 2,637

Watch list

Lowest observed complete-masking rates; inspect before deployment.

Network identifiers28.88%6,669 / 23,092
Other sensitive attributes32.35%360 / 1,113
Customer & employee IDs33.03%1,333 / 4,036

Language coverage

The overall leader can differ from the best choice for one language slice.

LanguageDatasetsFully hidden ↑Detected ↑Extra masking ↓
Russian1950.97%60.95%1.80%

Configuration, source and version

Family
GLINER
Revision
bd23e8ef4425fd04e34c5204ab49ffaa706eae79
Eligible datasets
19 / 41
Character F1
0.641
Untouched diagnostic
39.05% · 53,269 / 136,419
Benchmark version
1.0.3 · 2026-09-09
CPU seconds / 10k chars
20.000
GPU seconds / 10k chars
Not measured

Russian labels; source overlap: nemotron-pii

Results by dataset

Complete masking is primary; detection shows whether any character overlapped.

DatasetGold annotationsFully hidden ↑Detected ↑Extra masking ↓
rubai-ru3,4586.04%76.08%
alexen21,26123.47%98.02%8.63%
multiconer-ru1,20834.60%48.68%6.46%
synth-ru-tickets32,09935.18%38.94%
synth-wiki-tables13,09441.10%47.92%
synth-secrets-ru58142.34%43.03%3.52%
scanpatch8,70849.48%66.59%1.64%
redact-ru9,23050.07%72.15%9.12%
nerel24,36951.71%61.55%
factrueval7,96652.54%53.24%
synth-jira-comments2,70555.45%61.55%
jayguard1,19556.15%71.13%0.99%
alrosait1,86260.58%82.98%3.84%
corrupt-redmadrobot5,53165.32%69.70%1.25%
corrupt-hivetrace1,66771.15%84.22%1.88%
redmadrobot5,51677.61%80.71%0.83%
nym-ru9,49780.73%84.32%
hivetrace1,66790.64%93.52%0.75%
russian-pii-66k4,80591.95%96.50%