Protect Your AI Conversations

Automatically anonymize sensitive data before sending to ChatGPT, Claude, and Gemini. Currently in Developer Preview - contact us to get early access.

U

You typed:

My name is John Smith and my email is john@example.com

Protected by anonymize.today
A

Sent to AI:

My name is [PERSON] and my email is [EMAIL]

Supported AI Platforms

ChatGPT

Full support for chatgpt.com and chat.openai.com with real-time protection.

Claude

Seamless integration with claude.ai for protected conversations.

Gemini

Works with Google Gemini at gemini.google.com.

How It Works

1

Type Your Message

Write your prompt naturally including any personal information.

2

Click Send

The extension intercepts and shows a preview of detected PII.

3

Confirm & Protect

Review detected entities, choose anonymization method, and send protected.

4

View Decrypted

Toggle between encrypted and original values in AI responses.

Key Benefits

Seamless Integration

Works directly in your browser. No copy-paste, no switching apps. Just chat naturally.

Reversible Encryption

Use AES-256 encryption to anonymize data and restore original values when needed.

Preview Before Send

See exactly what will be anonymized and choose your preferred protection method.

New in v1.0.141

File Anonymization

Upload text files directly in your AI chat and have them anonymized before sending. Perfect for sharing code snippets, logs, or documents with AI assistants.

  • Support for .txt, .md, .csv, .json, .xml, .log, .yaml files
  • Preview detected PII before anonymizing
  • Download anonymized file or upload directly to chat
  • Works with Claude and Gemini file attachments

Drop file to anonymize

.txt, .md, .csv, .json, .xml, .log, .yaml

customer_data.csv

3 entities detected

Anonymized file ready to share with AI

Features

27 Languages

Detect PII in 27 languages including English, German, Spanish, French, and more.

256 Entity Types

Names, emails, phone numbers, credit cards, SSNs, addresses, and 250+ more entity types.

5 Methods

Replace, Mask, Redact, Hash, or Encrypt - choose the right method for each use case.

Your Keys

Use personal encryption keys for reversible anonymization. Keys stay with you.

Smart Decryption

When using the Encrypt method, your original values are automatically decrypted and highlighted in both your messages and AI responses.

  • Color-coded entity badges (Person, Email, Location, etc.)
  • Toggle between original and encrypted view with one click
  • Copy decrypted message or response with a single button
  • Re-decrypt when AI regenerates responses
AI Response

Hello Person John Smith! I've sent the details to Email john@example.com.

Decrypted values shown with entity type badges

Country-Specific Presets

Choose from 18+ country presets optimized for local PII patterns - German tax IDs, Spanish DNI, Italian codice fiscale, and more.

DeutschlandUnited StatesUnited KingdomFranceItaliaEspanaPortugalNederlandPolskaRomaniaSverigeNorgeDanmarkTurkiyeJapanAustralia

Easy Installation

Get started in under a minute with our Chrome Web Store extension.

1

Install from Chrome Web Store

Click "Add to Chrome" on our Chrome Web Store listing.

2

Sign in with your account

Use your anonymize.today account or create a free one.

3

Enable on AI sites

Click the extension icon and enable protection for ChatGPT, Claude, or Gemini.

Join the Developer Preview

Want early access to the Chrome Extension? Contact us via the contact form and we'll send you the developer build.