CoolFace
Datasetpublic

ai4privacy/openpii-masking-micro-100k

OpenPII Micro: Multilingual PII Masking Sample A micro-sized stratified sample of OpenPII 1.5M, perfect for quick prototyping, smoke tests, and CI fixtures. Every locale and every label that exists in the parent dataset is represented in proportion. ๐Ÿ“– More information: www.ai4privacy.com/datasets/pii-masking-3m-asia-pacific Dataset Details Total Examples Train Validation Labels Languages Regions Annotations Format License 100,000 90,000 10,000 19โ€ฆ See the full description on the dataset page: https://huggingface.co/datasets/ai4privacy/openpii-masking-micro-100k.

sourceHugging Faceotherupdated 4mo agoView on Hugging Face
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Dataset Card

OpenPII Micro: Multilingual PII Masking Sample

<p align="center"> <img src="assets/piimasking3m_coverage.png" alt="PII-Masking-3M Coverage" width="500"/> </p>

A micro-sized stratified sample of OpenPII 1.5M, perfect for quick prototyping, smoke tests, and CI fixtures. Every locale and every label that exists in the parent dataset is represented in proportion.

๐Ÿ“– More information: www.ai4privacy.com/datasets/pii-masking-3m-asia-pacific

Dataset Details

Total ExamplesTrainValidationLabelsLanguagesRegionsAnnotationsFormatLicense
100,00090,00010,000193037723,083JSONLCC-BY-4.0

Language Coverage

<p align="center"> <img src="assets/language_distribution.png" alt="Language Distribution" width="800"/> </p>

Label Taxonomy (19 Labels)

<p align="center"> <img src="assets/label_distribution.png" alt="Label Distribution" width="800"/> </p>

LabelCountLabelCountLabelCount
DATE85,671AGE35,574GENDER19,414
GIVENNAME85,017STREET34,061TAXNUM18,728
SURNAME73,012BUILDINGNUM33,474SEX17,710
EMAIL54,015ZIPCODE30,808SOCIALNUM17,139
CITY50,105IDCARDNUM23,622PASSPORTNUM14,529
TITLE47,173CREDITCARDNUMBER22,804
TELEPHONENUM40,440DRIVERLICENSENUM19,787

Usage

python
from datasets import load_dataset
ds = load_dataset("ai4privacy/openpii-masking-micro-100k")

Related Datasets (PII-Masking-3M Family)

License

CC-BY-4.0. Copyright ยฉ 2026 Ai Suisse SA. Contains synthetic PII only, no real personal data.

Legal Disclaimer

Provided "as is" without warranties of any kind. Users are responsible for compliance with all applicable data privacy laws (GDPR, CCPA, PDPA, APPI, PIPA, UU PDP) and AI regulations.