Specification

Release date: 16 Jul 2026
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 2 h agomedium
Openness: open-weights
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 3 h agomedium
License: mit
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 2 h agomedium
Architecture: PiiMaskingModel
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 2 h agomedium
Parameters: 596.1M
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 3 h agomedium
Languages: en, multilingual
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 2 h agomedium
File size: 1.2 GB
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 2 h agomedium
Hugging Face repo: perplexity-ai/pplx-pii-masking
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 3 h agomedium
Pipeline tag: token-classification
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 3 h agomedium
Model card: huggingface.co/perplexity-ai/pplx-pii-masking
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 3 h agomedium
Downloads: 1,697
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 2 h agomedium
Likes: 59
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 2 h agomedium
Gated: No
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 2 h agomedium
Last modified: 2026-09-02T17:08:49+00:00
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 3 h agomedium
Downloads all time: 1,740
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 2 h agomedium
Model type: pii_masking
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 2 h agomedium
Tags: safetensors, pii_masking, pii, token-classification, privacy, qwen3, custom_code, en, multilingual
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 2 h agomedium
Weights dtype: BF16, BOOL, F32
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 2 h agomedium

Each value shows its source, tier and observation time. Conflicting claims are kept side by side and flagged — never averaged. How AI Atlas records facts →

Provenance

Attributed facts

18

Source tiers

T218

Freshest observation

2 h ago

Conflicts

None

Modalities

Modalities unavailable.

Capabilities

Tool calling
Unavailable
Structured output
Unavailable
Reasoning
Unavailable
Vision
Unavailable
Audio
Unavailable
Fine-tuning available
Unavailable

No capability flags have been observed from a source yet — we do not infer them.

Languages: en, multilingual
Source:Hugging Face Hub (public pages, model cards, papers)T2observed 2 h agomedium

No benchmark results recorded

Results appear when a tier 1–3 source publishes them; we never copy scores without a source.

Current prices

No current prices recorded

Prices appear when a provider publishes a public pricing page we crawl.

Price history

Estimated

Memory need = bytes per parameter (4-bit ≈ 0.5 × 1.15 overhead, 8-bit 1.0, fp16 2.0) + a KV-cache allowance. Not a measurement.

Estimated hardware fit
Hardware	Quantization	Memory	Est. need	Fits
Apple M3 Ultra	4bit	—	0.8 GB	Yes
AMD Instinct MI325X	4bit	256 GB	0.8 GB	Yes
AMD Instinct MI300X	4bit	192 GB	0.8 GB	Yes
Apple M2 Ultra	4bit	—	0.8 GB	Yes
NVIDIA B200	4bit	180 GB	0.8 GB	Yes
NVIDIA H200	4bit	141 GB	0.8 GB	Yes
Apple M1 Ultra	4bit	—	0.8 GB	Yes
Apple M3 Max	4bit	—	0.8 GB	Yes
Apple M4 Max	4bit	—	0.8 GB	Yes
NVIDIA DGX Spark	4bit	128 GB	0.8 GB	Yes
Apple M2 Max	4bit	—	0.8 GB	Yes
NVIDIA A100 80GB	4bit	80 GB	0.8 GB	Yes
NVIDIA H100 SXM	4bit	80 GB	0.8 GB	Yes
Apple M1 Max	4bit	—	0.8 GB	Yes
Apple M4 Pro	4bit	—	0.8 GB	Yes
Apple M3 Pro	4bit	—	0.8 GB	Yes
Apple M1 Pro	4bit	—	0.8 GB	Yes
Apple M2 Pro	4bit	—	0.8 GB	Yes
Apple M4	4bit	—	0.8 GB	Yes
NVIDIA GeForce RTX 5090	4bit	32 GB	0.8 GB	Yes
Apple M2	4bit	—	0.8 GB	Yes
Apple M3	4bit	—	0.8 GB	Yes
NVIDIA GeForce RTX 3090	4bit	24 GB	0.8 GB	Yes
NVIDIA GeForce RTX 4090	4bit	24 GB	0.8 GB	Yes
Apple M1	4bit	—	0.8 GB	Yes

Ancestors 0

None recorded.

This model

pplx-pii-masking

596.1M params

Quantizations 1

perplexity-ai/pplx-pii-masking-GGUF596M

Descendants 2

perplexity-ai/pplx-pii-masking-MLXPerplexity AI
pplx-pii-masking-vllm-tmp596.1M

Papers 0

No papers linked yet.

Repositories 0

No repositories linked yet.

As of

Rewind the record: see this entity's attributes exactly as AI Atlas knew them on a given day.

Claim history

18 claims · 18 properties

Release daterelease_date1

Claim history for Release date
Value	Valid from → to	Status	Source	Confidence	Extractor
16 Jul 2026	11 Sept 2026 21:55 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Opennessopenness1

Claim history for Openness
Value	Valid from → to	Status	Source	Confidence	Extractor
open-weights	11 Sept 2026 21:11 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Licenselicense1

Claim history for License
Value	Valid from → to	Status	Source	Confidence	Extractor
mit	11 Sept 2026 21:55 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Architecturearchitecture1

Claim history for Architecture
Value	Valid from → to	Status	Source	Confidence	Extractor
PiiMaskingModel	11 Sept 2026 21:55 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Parametersparameter_count1

Claim history for Parameters
Value	Valid from → to	Status	Source	Confidence	Extractor
596.1M	11 Sept 2026 21:11 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Languageslanguages1

Claim history for Languages
Value	Valid from → to	Status	Source	Confidence	Extractor
en, multilingual	11 Sept 2026 21:55 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

File sizefile_size_gb1

Claim history for File size
Value	Valid from → to	Status	Source	Confidence	Extractor
1.2 GB	11 Sept 2026 21:55 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Hugging Face repohf_repo1

Claim history for Hugging Face repo
Value	Valid from → to	Status	Source	Confidence	Extractor
perplexity-ai/pplx-pii-masking	11 Sept 2026 21:11 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Pipeline tagpipeline_tag1

Claim history for Pipeline tag
Value	Valid from → to	Status	Source	Confidence	Extractor
token-classification	11 Sept 2026 21:11 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Model cardmodel_card_url1

Claim history for Model card
Value	Valid from → to	Status	Source	Confidence	Extractor
https://huggingface.co/perplexity-ai/pplx-pii-masking	11 Sept 2026 21:11 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Downloadsmetric.downloads1

Claim history for Downloads
Value	Valid from → to	Status	Source	Confidence	Extractor
1,697	11 Sept 2026 21:11 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Likesmetric.likes1

Claim history for Likes
Value	Valid from → to	Status	Source	Confidence	Extractor
59	11 Sept 2026 21:11 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Gatedgated1

Claim history for Gated
Value	Valid from → to	Status	Source	Confidence	Extractor
No	11 Sept 2026 21:55 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Last modifiedlast_modified1

Claim history for Last modified
Value	Valid from → to	Status	Source	Confidence	Extractor
2026-09-02T17:08:49+00:00	11 Sept 2026 21:11 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Downloads all timemetric.downloads_all_time1

Claim history for Downloads all time
Value	Valid from → to	Status	Source	Confidence	Extractor
1,740	11 Sept 2026 21:55 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Model typemodel_type1

Claim history for Model type
Value	Valid from → to	Status	Source	Confidence	Extractor
pii_masking	11 Sept 2026 21:55 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Tagstags1

Claim history for Tags
Value	Valid from → to	Status	Source	Confidence	Extractor
safetensors, pii_masking, pii, token-classification, privacy, qwen3, custom_code, en, multilingual	11 Sept 2026 21:55 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Weights dtypeweights_dtype1

Claim history for Weights dtype
Value	Valid from → to	Status	Source	Confidence	Extractor
BF16, BOOL, F32	11 Sept 2026 21:55 UTC → current	current	Hugging Face Hub (public pages, model cards, papers)T2	medium	deterministic

Claims are temporal and append-only: a new observation closes the previous claim (valid_to) instead of overwriting it. Conflicting claims from different sources are kept side by side and flagged — never averaged. Methodology →

11 Sept 2026
New modelModelpplx-pii-maskingPerplexity AI
New model: pplx-pii-masking (Perplexity AI)
huggingface
huggingface.co

Full timeline →

Source documents
Source	Document	Type	Tier	Last observed	Snapshots
Hugging Face Hub (public pages, model cards, papers)	huggingface.co/perplexity-ai/pplx-pii-masking/raw/main/README.md	model_card	T2· Quality secondary	2 h ago	1
Hugging Face Hub (public pages, model cards, papers)	huggingface.co/perplexity-ai/pplx-pii-masking-GGUF	model_page	T2· Quality secondary	2 h ago	2
Hugging Face Hub (public pages, model cards, papers)	huggingface.co/perplexity-ai/pplx-pii-masking-vllm-tmp	model_page	T2· Quality secondary	2 h ago	1
Hugging Face Hub (public pages, model cards, papers)	huggingface.co/perplexity-ai/pplx-pii-masking	model_page	T2· Quality secondary	2 h ago	1
Hugging Face Hub (public pages, model cards, papers)	huggingface.co/perplexity-ai/pplx-pii-masking-MLX	model_page	T2· Quality secondary	2 h ago	1
Hugging Face Hub (public pages, model cards, papers)	huggingface.co/models?author=perplexity-ai&p=0&sort=downloads	listing	T2· Quality secondary	3 h ago	2

Tier 1 = official/primary, 2 = quality secondary, 3 = community, 4 = unverified. Every snapshot is archived; see all sources and the methodology.