Real-time text anonymization for ChatGPT, Claude AI, and Perplexity using Microsoft Presidio. Browser extension + localhost backend API. 100% offline, zero configuration.

Redactify is an efficient data redaction tool that secures sensitive text using advanced NLP and rule-based methods. It combines transformer-based NER, regex, and Presidio analysis to detect and mask personal information through full redaction or partial masking—ensuring compliance while preserving data utility.

Implementation of a Distributed Personal Information Recognition System that identifies sensitive personal data in text documents and anonymizes data effectively, preserving statistical value.

Your LLM prompt has a name in it. It just crossed the Atlantic. That's a GDPR violation. This fixes it in 3 lines.

Demo of PII detection and redaction with Microsoft Presidio

PII Anonymization Gateway for LLMs - HIPAA-compliant FastAPI middleware that auto-detects and protects sensitive data (including Indian PII like PAN, Aadhaar) before sending to OpenAI/Claude. Uses Microsoft Presidio with Redis state management.

Production-ready PII detection and anonymization service using Microsoft Presidio. Runs with Docker Compose, no external APIs required.