Ai4Privacy
Ai4Privacy is a Swiss-based AI company that builds open multilingual PII detection and masking tools, including the PII-Masking-3M corpus (30 languages, 98 entity types), a production REST API, Python/JavaScript SDKs, a privacy-first chat app, and the p5y open anonymization framework, serving product, engineering, and research teams worldwide.
- Company typePrivate
- Founded2023
- HeadquartersZürich, Switzerland
- Headcount1–10
- GTM typeB2B
- OfferingSoftware
What Ai4Privacy does
Ai4Privacy is a Swiss-based AI company, operating under the legal entity Artificial Intelligence Suisse SA, that builds tools for detecting, anonymizing, and managing personally identifiable information (PII) in text. Founded in 2023 and headquartered in Delémont, Switzerland with 1-10 employees, the company serves AI product teams, engineering teams, and academic researchers who need to handle sensitive data in compliance with privacy regulations including GDPR, the EU AI Act, PDPA, APPI, and PIPA. The core technology is an NER-based PII detection and masking pipeline supported by what the company describes as the world's largest open multilingual PII corpus (3M+ synthetic examples across 30 languages and 98 entity types), distributed under CC-BY-4.0 via Hugging Face.
The product portfolio spans five surfaces: (1) Datasets for training and benchmarking, including the PII-Masking-400K foundational series, PII-Masking-1M, PII-Masking-2M European (32 locales, 5 industry verticals), and PII-Masking-3M Asia-Pacific; (2) a production REST API supporting 50+ entity types with batch processing up to 3.5 GB; (3) Python and JavaScript SDKs for local execution (PyPI, npm); (4) Ai4Privacy Chat, a freemium privacy-first AI assistant with in-browser masking; and (5) the p5y open anonymization framework, an i18n/l10n-inspired standard for a shared privacy language. Industry specialization includes 24 medical-specific labels for healthcare/PHI, alongside Financial/PFI, Digital/PDI, Work/PWI, and Location/PLI verticals.
Revenue mechanics are diversified across five streams: usage-based API access, SDK subscription, freemium/paid Chat, perpetual or per-use licensing of enterprise datasets (200K+ examples per vertical), and professional services for custom data generation. Distribution is hybrid: a product-led growth motion (interactive browser demo, open-source datasets, Hugging Face presence) supplemented by enterprise sales through scheduled consultation calls. The dataset collection has been cited by Google DeepMind, OpenAI, TikTok, Mitsubishi Electric, ByteDance, Nokia Bell Labs, Stanford, KAIST, NUS, University of Michigan, Inria, and TU Darmstadt in published research. Asia-Pacific expansion (2025) was executed via a partnership with VNCyberS. No venture funding rounds have been disclosed, and the company operates as a privately held, bootstrapped Swiss entity.
Ai4Privacy firmographics
Firmographics- Name
- Ai4Privacy
- Legal name
- Artificial Intelligence Suisse SA
- Website
- https://ai4privacy.com
- Company type
- Private
- Founded year
- 2023
- Operating status
- Operating
- Headcount range
- 1–10 employees
- Short description
- Ai4Privacy is a Swiss-based AI company that builds open multilingual PII detection and masking tools, including the PII-Masking-3M corpus (30 languages, 98 entity types), a production REST API, Python/JavaScript SDKs, a privacy-first chat app, and the p5y open anonymization framework, serving product, engineering, and research teams worldwide.
- Ownership category
- akta.pro rank
Ai4Privacy industry classification
Industry- Product category
- Data Privacy and PII Detection Software
- NAICS
- Software Publishers (5132), Software Publishers (513210)
- SIC
- Services-Prepackaged Software (7372), Services-Computer Processing & Data Preparation (7374)
- akta.pro primary industry
- AI Privacy Engineering & Data Governance (PII, consent, retention) (HDAAAKAB)
- akta.pro secondary industries
- Privacy-Preserving Data (De-identification, Anonymization, PII Redaction) (HDAAALAG), AI Governance, Risk & Compliance (GRC) Platforms (HDAAAMAA), Regulatory Readiness & Audit Automation (e.g., EU AI Act, NIST AI RMF, ISO/IEC 42001) (HDAAAMAE), Responsible AI, Security & Privacy Platforms (Safety, Guardrails, PII) (HDAEANAG)
Keywords
Where Ai4Privacy is headquartered
LocationHeadquarters
- HQ city
- Zürich
- HQ country
- Switzerland
- HQ region
- Europe
Offices1 record
Markets served
Ai4Privacy business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Technology or R&D, Personnel, Infrastructure, Marketing or Sales, Operations
Revenue model
- API Access: REST API providing PII detection, redaction, synthetic identities, and privacy-aware chat capabilities. Billed based on usage with batch processing capability up to 3.5 GB.
- SDK Packages: Python and JavaScript packages for local execution, providing direct control over PII detection within customer applications and workflows.
- Private AI Chat: Privacy-first chat service with in-browser masking. Available in free and paid tiers for daily work use cases.
- Enterprise Datasets: Commercial licensing for industry-specific datasets including Health/PHI, Financial/PFI, Digital/PDI, Work/PWI, and Location/PLI. Includes 200K+ examples per category.
- Custom Data Generation: Bespoke PII datasets tailored to customer domain, locale requirements, and entity types.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Freemium | Monthly | Free Chat Tier |
| Subscription | Monthly | Paid Chat Tier |
| Freemium | Pay-as-you-go | Open-Source Datasets |
| One time/ perpetual license | Pay-as-you-go | Enterprise Datasets |
Go-to-market motion3 records
Distribution channels5 records
Marketing channels4 records
Ai4Privacy product offering
Product offeringCore offering
Ai4Privacy builds AI-powered software for detecting, masking, and managing personally identifiable information (PII) in text. Its product portfolio includes multilingual PII datasets (3M+ examples across 30 languages), a privacy-first AI chat application with in-browser masking, a production REST API supporting 50+ entity types with batch processing up to 3.5 GB, and Python/JavaScript SDKs for local execution. The offering is grounded in the open p5y framework for interoperable anonymization and serves compliance with GDPR, EU AI Act, PDPA, APPI, and PIPA.
Product overview
Ai4Privacy is a Swiss-based AI privacy platform offering a unified product portfolio centered on PII detection, masking, and management. The core offerings include: Datasets (training and evaluation data across 30+ languages and 3M+ examples), Chat (privacy-first AI assistant with in-browser masking), API (production REST API for 50+ entity types with 3.5 GB batch processing), and SDKs (Python/JavaScript packages for local execution). The platform is built on the open p5y framework. The dataset collection spans four series: PII-Masking-3M (global 30-language corpus), PII-Masking-2M European (32 locales, 98 entity types), PII-Masking-1M (8 languages, 11 regions), and PII-Masking-400K (foundational research datasets). All products support GDPR, EU AI Act, and regional privacy regulations (PDPA, APPI, PIPA).
Differentiator
Problem solved
Functional benefit
Brands
- p5y: Open framework for translating personal and sensitive data into a shared privacy language, inspired by i18n and l10n standards.
- OpenPII
- Ai4Privacy Chat
Products and services
- Private AI Chat
Quantifiable outcome
- 3M+ synthetic PII examples across 30 languages
- +4 more outcomes
Companies that use Ai4Privacy
Customer profileSegments7 records
Ideal customer profiles5 records
Ai4Privacy technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- Yes
- API docs
- API detail
Core technology
AI maturity
App detail
AI capability4 records
Feature6 records
Ai4Privacy partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- VNCyberScoreAsia-Pacific regional partner for the PII Masking 3M Asia-Pacific release. VNCyberS brings regional language expertise and on-the-ground privacy compliance to the release, covering 7 new Asia-Pacific languages including Japanese, Korean, Chinese, Vietnamese, Indonesian, Malay, and Tagalog.
Scale indicators6 records
Recent moves5 records
Expansion highlights6 records
Ai4Privacy competitors and assessment
Company assessmentDirect peers
- Microsoft Presidio: Open-source text and image PII detection/anonymization library from Microsoft. Directly comparable to Ai4Privacy's API and SDK offerings, since both provide PII entity detection and de-identification, though Presidio is developer-framework-first and Ai4Privacy layers a multilingual dataset and hosted API on top.
- Private AI: Startup focused on PII detection and redaction for text, audio, and documents with a strong privacy-preserving positioning. Comparable to Ai4Privacy as a similarly-sized direct competitor targeting the same enterprise PII masking use case via APIs and SDKs.
Broad incumbents
- AWS Comprehend PII: AWS-managed NLP service with built-in PII detection and redaction capabilities as part of the broader Comprehend suite. Represents the incumbent hyperscaler alternative to Ai4Privacy's API, with extensive enterprise distribution but less multilingual and open-source flexibility.
- Google Cloud DLP: Google Cloud's Sensitive Data Protection (formerly DLP) service for discovering and masking PII across structured and unstructured data. Compares as a broader incumbent offering that competes with Ai4Privacy on enterprise PII detection, though bundled into a wider data governance platform.
- Azure AI Language (PII): Microsoft's cloud PII extraction capability within Azure AI Language services. Comparable as a hyperscaler PII detection offering with similar API model, but bundled into Azure's broader AI portfolio and less focused on multilingual open datasets.
- OneTrust: Large enterprise privacy, security, and data governance platform. Comparable as an adjacent incumbent in the broader data privacy and compliance space, though OneTrust focuses on governance/GRC workflows rather than AI-powered PII detection itself.
Emerging players
- Gretel.ai: Synthetic data generation platform with privacy-preserving capabilities and APIs. Comparable to Ai4Privacy on the synthetic data and privacy engineering dimensions, though Gretel focuses more broadly on tabular and text synthesis rather than PII-only masking.
- Tonic.ai: Data masking and de-identification platform primarily for structured/tabular data, with expansion into text. Comparable to Ai4Privacy on the privacy-preserving data transformation core, though Tonic's strength is in database/tabular de-identification rather than multilingual NLP.
- Mostly AI: Synthetic data platform with strong GDPR-aware positioning and European roots. Comparable to Ai4Privacy on privacy-preserving synthetic data generation, with overlapping target customers in regulated European enterprises.
- Immuta: Data access and privacy platform for AI/ML workloads with policy-based data governance. Comparable to Ai4Privacy on the AI-data governance intersection, though Immuta focuses more on access control and policy enforcement than PII detection/masking.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks5 records
Key highlights7 records
Customer concentration
Ai4Privacy social profiles
Digital presenceAi4Privacy compliance and trust
Trust signalCompliance5 records
Ai4Privacy financial estimates
Financial estimateRevenue estimate
Valuation estimate
Ai4Privacy leadership team
Management profileNumber of profiles
Ai4Privacy funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Ai4Privacy M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Ai4Privacy
What does Ai4Privacy do?
Ai4Privacy builds AI-powered software for detecting, masking, and managing personally identifiable information (PII) in text. Its product portfolio includes multilingual PII datasets (3M+ examples across 30 languages), a privacy-first AI chat application with in-browser masking, a production REST API supporting 50+ entity types with batch processing up to 3.5 GB, and Python/JavaScript SDKs for local execution. The offering is grounded in the open p5y framework for interoperable anonymization and serves compliance with GDPR, EU AI Act, PDPA, APPI, and PIPA.
Is Ai4Privacy a public or private company?
Ai4Privacy is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was Ai4Privacy founded?
Ai4Privacy was founded in 2023. It employs 1 to 10 people.
Where is Ai4Privacy based?
Ai4Privacy is headquartered in Zürich, Switzerland, in the Europe region.
How does Ai4Privacy make money?
Five revenue lines are on record. API Access are the primary driver. The others are SDK Packages, private AI Chat, enterprise Datasets and custom Data Generation.
Who are Ai4Privacy's main competitors?
Direct peers on record are Microsoft Presidio and Private AI. Broad incumbents are AWS Comprehend PII, Google Cloud DLP, Azure AI Language (PII) and OneTrust. Emerging players are Gretel.ai, Tonic.ai, Mostly AI and Immuta.
Does Ai4Privacy have an API?
Yes. Production API for adding PII detection, redaction, synthetic identities, and privacy-aware chat to products. Supports 50+ entity types, REST format, and batch processing up to 3.5 GB. Developer documentation is at ai4privacy.com/products.html.
What industry is Ai4Privacy in?
Ai4Privacy's product category is Data Privacy and PII Detection Software. Its primary akta.pro industry code is HDAAAKAB, AI Privacy Engineering & Data Governance (PII, consent, retention), with a secondary code of HDAAALAG, Privacy-Preserving Data (De-identification, Anonymization, PII Redaction). Its NAICS code is 5132 and its SIC code is 7372.