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Open-weight model · Token classification

OpenMed-PII-SuperClinical-Small-44M-v1

by OpenMed OpenMed/OpenMed-PII-SuperClinical-Small-44M-v1

is a transformer-based token classification model fine-tuned for Personally Identifiable Information (PII) detection in text.

Parameters141M
Context512
Weights565.6 MB
Licenseapache-2.0
AccessOpen weights
Monthly Downloads253.5k

Runs On

What it takes to serve OpenMed-PII-SuperClinical-Small-44M-v1 (141M parameters): the memory its weights need at each precision, and the cheapest way to rent enough data-center GPUs to hold them.

PrecisionWeightsMemory neededCheapest setupPer hourAlso fits
16-bit 0.3 GB 0.3 GB 1x MI300X (192 GB)
Vultr
$1.85 1x H100 $1.99 · 1x MI325X $2.00
8-bit 0.1 GB 0.2 GB 1x MI300X (192 GB)
Vultr
$1.85 1x H100 $1.99 · 1x MI325X $2.00
4-bit 0.1 GB 0.1 GB 1x MI300X (192 GB)
Vultr
$1.85 1x H100 $1.99 · 1x MI325X $2.00

Memory is the weights at that precision plus 20% for the runtime and a short context; a long context needs more. Prices are the lowest on-demand hourly rates in the SAVRN Index, read Sep 18, 2026.

Model Card

By OpenMed, published under apache-2.0, revision a2360d3f4252.

PII Detection Model | 44M Parameters | Open Source

Model Description

OpenMed-PII-SuperClinical-Small-44M-v1 is a transformer-based token classification model fine-tuned for Personally Identifiable Information (PII) detection in text. This model identifies and classifies 54 types of sensitive information including names, addresses, SSNs, medical record numbers, and more.

Key Features

  • High Accuracy: Achieves strong F1 scores across diverse PII categories
  • Comprehensive Coverage: Detects 50+ entity types spanning personal, financial, medical, and contact information
  • Privacy-Focused: Designed for de-identification and compliance with HIPAA, GDPR, and other privacy regulations
  • Production-Ready: Optimized for real-world text processing pipelines

Performance

Evaluated on a stratified 2,000-sample test set from NVIDIA Nemotron-PII:

Metric Score
Micro F1 0.9539
Precision 0.9549
Recall 0.9529
Macro F1 0.9542
Weighted F1 0.9532
Accuracy 0.9935

Top 10 PII Models

Read the full model card (914 words)

Configuration

Architecture
DebertaV2ForTokenClassification
Context length (tokens)
512
Layers
6
Hidden size
768
Feed-forward size
3,072
Attention heads
12
Vocabulary size
128,100
Model type
deberta-v2

Identity and Version

Repository
OpenMed/OpenMed-PII-SuperClinical-Small-44M-v1
Publisher
OpenMed
Task
Token classification
Modality
Text
Library
transformers
Parameters
141M parameters
Languages
en
Revision
a2360d3f42526fc660ac3b2b2301e1c2d94eba61
First published
2026-01-13
Last updated
2026-01-13

Files and Weights

13 files, 576.7 MB in total. The weights are 1 file totalling 565.6 MB in safetensors.

Weights1 file · 565.6 MB
Configuration7 files · 8.3 KB
Tokenizer2 files · 8.7 MB
Documentation1 file · 10.2 KB
Other1 file · 2.5 MB
Repository1 file · 1.5 KB
Every file
FileTypeSizeSHA-256
model.safetensorsWeights565.6 MB bf896f393c7c
added_tokens.jsonConfiguration23 B
all_results.jsonConfiguration808 B
config.jsonConfiguration6.3 KB
eval_results.jsonConfiguration320 B
special_tokens_map.jsonConfiguration286 B
test_results.jsonConfiguration304 B
train_results.jsonConfiguration206 B
README.mdDocumentation10.2 KB
spm.modelOther2.5 MB c679fbf93643
.gitattributesRepository1.5 KB
tokenizer.jsonTokenizer8.7 MB
tokenizer_config.jsonTokenizer1.3 KB

License and Download

License
apache-2.0
Access
Open weights, no gate
Download size
565.6 MB
Download from OpenMed

Released by OpenMed through its official repository on Hugging Face. Read the license.

Built From

Evaluations

Each result is shown as reported, with the conditions its reporter stated. None is a SAVRN measurement. A comparison lines two results up only when their configuration, unit and setup are all stated and identical.

BenchmarkConditionsResultReported byRevisionDate
nvidia/Nemotron-PII (test_strat) Task Named Entity RecognitionMetric F1 (micro)Comparison conditions not established 0.9539 OpenMed
Publisher reported
Evaluated revision not stated
nvidia/Nemotron-PII (test_strat) Task Named Entity RecognitionMetric PrecisionComparison conditions not established 0.9549 OpenMed
Publisher reported
Evaluated revision not stated
nvidia/Nemotron-PII (test_strat) Task Named Entity RecognitionMetric RecallComparison conditions not established 0.9529 OpenMed
Publisher reported
Evaluated revision not stated

Memory Requirements

PrecisionWeights in memory
As published565.6 MB
16-bit0.3 GB
8-bit0.1 GB
4-bit0.1 GB

Weights only, from the published parameter count; the key-value cache and runtime add to this.

Questions About OpenMed-PII-SuperClinical-Small-44M-v1

How much GPU memory does OpenMed-PII-SuperClinical-Small-44M-v1 need?

About 0.3 GB at 16-bit and 0.1 GB at 4-bit: the weights (141M parameters) plus a working margin. A long context needs more.

What is the cheapest GPU to run OpenMed-PII-SuperClinical-Small-44M-v1 on?

At 16-bit, 1x MI300X from $1.85 an hour; at 4-bit, 1x MI300X from $1.85 an hour, at the lowest on-demand prices the SAVRN Index lists.

Can I use OpenMed-PII-SuperClinical-Small-44M-v1 commercially?

Yes. OpenMed-PII-SuperClinical-Small-44M-v1 is released under Apache License 2.0. The Apache License 2.0 is a permissive open-source license. It permits commercial use, modification and redistribution. It requires keeping the license and copyright notices and any NOTICE file, stating significant changes, and it includes an express patent grant from contributors.

What is OpenMed-PII-SuperClinical-Small-44M-v1's context length?

512 tokens, from the maximum position embeddings in its published configuration.

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