PII Arena
MULTI · PII

nym-multi PII detection benchmark results

A frozen evaluation slice with 1,500 rows, 8,169 normalized gold annotations and source-level provenance.

1,500input rows
8,169gold annotations
391,219characters
39measured detectors

Dataset provenance

Language group
MULTI
Task
PII
License
mit
Data categories
ACCOUNT, ADDRESS, CONTACT, DATE, ID, NET, ORG, OTHER, PERSON, SECRET
Project generated
No
Corrupted copy
No

Rows without annotations are not verified clean. Reported extra masking is not a human-confirmed false-positive rate.

Detector outcomes

Sorted by untouched annotations. Training-source overlaps are excluded.

DetectorFamilyUntouched ↓Fully hidden ↑Extra masking ↓Char F1 ↑
pplxPPLX2.78%96.22%5.43%0.933
mmbert32kHF6.99%79.09%5.81%0.857
pii-shield-onnxONNX12.98%79.21%1.87%0.455
openmed-multilingualHF15.22%77.39%6.93%0.869
bardsai-euONNX15.57%76.80%0.94%0.864
aparartiOPF19.66%76.02%3.93%0.859
opf-ruOPF19.99%68.10%5.24%0.816
gliner-nvidiaGLINER20.44%77.50%8.05%0.831
opf-kz-ruOPF21.26%74.17%3.18%0.830
gliner2-fastinoGLINER224.57%73.14%1.12%0.826
openai-baseOPF25.12%70.94%3.18%0.823
ru-legal-nerHF26.12%58.01%12.73%0.461
gliner2-hivetrace-omniGLINER226.66%70.19%0.00%0.805
openmed-nemotronHF28.35%61.05%4.12%0.686
kalyan-ettinHF29.64%59.48%2.62%0.772
gravitee-smallHF33.37%62.16%4.12%0.604
nuner-zeroGLINER36.48%59.29%4.31%0.734
gliner-pii-edgeGLINER36.76%60.29%13.86%0.714
ru-pii-nerRUPII37.68%60.29%3.56%0.751
opf-ru-v2OPF39.27%52.59%0.00%0.736
tracioraOPF42.22%49.27%0.00%0.692
gliner-stream-piiGLINER42.50%51.65%7.30%0.658
gliner2-hivetrace-uniGLINER243.71%53.34%1.12%0.709
gliner2-largeGLINER244.66%52.85%0.00%0.681
gliner-urchadeGLINER45.60%53.32%0.00%0.721
gliner2-vladlinvGLINER245.91%53.63%0.00%0.681
gliner25-fastinoGLINER258.55%39.58%0.00%0.578
gliner-pii-baseGLINER59.66%39.11%0.75%0.573
gliner-multi-v21GLINER60.01%37.42%0.00%0.475
davlan-xlmrHF62.70%33.10%0.94%0.423
ner-ru-yqelzHF62.76%33.10%0.00%0.401
davlan-mbertHF64.24%31.02%0.94%0.401
ner-ru-ghermanHF66.86%27.14%0.00%0.351
stanza-ruSTANZA78.87%16.55%11.24%0.211
fef2-secret-ruHF86.64%11.74%0.00%0.280
rules-ruRULES89.58%9.95%0.00%0.311
spacy-ru-lgSPACY90.35%8.67%0.00%0.125
natashaNATASHA96.68%2.83%0.00%0.046
spacy-alrosaitSPACY98.27%1.44%0.00%0.027