PII Arena
GLINER detector

gliner-nvidia+homoglyph PII detection benchmark

Measured on 3 of 41 retained datasets under the same frozen scoring and masking protocol.

60.87%fully hidden annotations
67.05%detected / overlapped
2.86%extra masking
CPU characters / second

Strengths

Highest complete-masking rates by normalized data type.

Phone numbers & email84.98%662 / 779
People's names76.01%1,131 / 1,488
Bank accounts & cards65.32%243 / 372

Watch list

Lowest observed complete-masking rates; inspect before deployment.

Passwords, keys & tokens42.56%163 / 383
Documents & identifiers47.67%1,280 / 2,685
Addresses & locations60.51%858 / 1,418

Language coverage

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

LanguageDatasetsFully hidden ↑Detected ↑Extra masking ↓
English129.86%47.57%3.29%
Russian262.11%67.82%1.90%

Configuration, source and version

Family
GLINER
Revision
bd23e8ef4425fd04e34c5204ab49ffaa706eae79
Eligible datasets
3 / 41
Character F1
0.579
Untouched diagnostic
32.95% · 2,467 / 7,486
Benchmark version
1.0.3 · 2026-09-09
CPU seconds / 10k chars
Not measured
GPU seconds / 10k chars
0.360

source overlap: nemotron-pii

Results by dataset

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

DatasetGold annotationsFully hidden ↑Detected ↑Extra masking ↓
corrupt-secrets-issues28829.86%47.57%3.29%
corrupt-redmadrobot5,53160.12%64.36%1.25%
corrupt-hivetrace1,66768.75%79.30%6.22%