AI Polyglot - Private Translator

Tracking since Apr 18, 2026.

Changelog

• May 8, 2026
  description

  The best privacy focused translation tool for chats on WhatsApp Web. No more copy-pasting between translator apps.
  
  AI Polyglot supports Cloud & Local translation modes:
  - Cloud AI (Recommended) uses Athropic's Claude AI for translation.
  - Local AI: Your chats remain private, all translations are done by AI running inside your browser. 
      - Uses in-browser WebGPU technology (if supported by your hardware):
      - WebMLC - https://github.com/mlc-ai/web-llm
      - **Choose from many supported local models.**
      - The initial load will download the AI model, be patient.
      - Local performance is limited by your PC hardware.
  
  Usage Instructions: (See the YouTube video for a live demo)
  - Create an account: https://ai-polyglot.com
  - Go to WhatsApp Web: https://web.whatsapp.com
  - Open the "AI Polyglot" side-panel by clicking on the extension icon.
  - Setup Screen:
      - Preferred language, e.g. English
      - Translation Mode (Cloud or Local)
      - Authenticate extension on https://ai-polyglot.com/dashboard
  
  Experiencing any issues?
  - Refresh Whatsapp page
  - Collapse and reopen side-panel
  - Try switching to another chat and back within Whatsapp, or
  - Sign-out of the side-panel and sign back in.
  - Reach out to [email protected] for assistance.
  
  This extension is independently developed and is not affiliated with WhatsApp or Meta
  
  Change List:
  - Translation speed and stability improvements (local translation temprarily disabled)
  - Fixed Side Panel message ordering
  - Context menu to translate specific messages
  - Fixed text input field - now supports multi-line input.
  - Added support to choose from a range of local models for translation.
  - If chat language and your language is available, AI will act as a writing assistant to rewrite your text in a particular style. E.g. Formal, Casual, Corporate, etc.
  - Fixed bug where reply fails if "Reply Style" is not found for chat language.

  The best privacy focused translation tool for chats on WhatsApp Web. No more copy-pasting between translator apps.
  
  AI Polyglot supports Cloud & Local translation modes:
  - Cloud AI (Recommended) uses Athropic's Claude AI for translation.
  - Local AI: Your chats remain private, all translations are done by AI running inside your browser. 
      - Uses in-browser WebGPU technology (if supported by your hardware):
      - WebMLC - https://github.com/mlc-ai/web-llm
      - **Choose from many supported local models.**
      - The initial load will download the AI model, be patient.
      - Local performance is limited by your PC hardware.
  
  Usage Instructions: (See the YouTube video for a live demo)
  - Create an account: https://ai-polyglot.com
  - Go to WhatsApp Web: https://web.whatsapp.com
  - Open the "AI Polyglot" side-panel by clicking on the extension icon.
  - Setup Screen:
      - Preferred language, e.g. English
      - Translation Mode (Cloud or Local)
      - Authenticate extension on https://ai-polyglot.com/dashboard
  
  Experiencing any issues?
  - Refresh Whatsapp page
  - Collapse and reopen side-panel
  - Try switching to another chat and back within Whatsapp, or
  - Sign-out of the side-panel and sign back in.
  - Reach out to [email protected] for assistance.
  
  This extension is independently developed and is not affiliated with WhatsApp or Meta
  
  Change List:
  - Updated to work with new backend API
  - Translation speed and stability improvements (local translation temporarily disabled)
  - Fixed Side Panel message ordering
  - Context menu to translate specific messages
  - Fixed text input field - now supports multi-line input.
  - Added support to choose from a range of local models for translation.
  - If chat language and your language is available, AI will act as a writing assistant to rewrite your text in a particular style. E.g. Formal, Casual, Corporate, etc.
  - Fixed bug where reply fails if "Reply Style" is not found for chat language.

Permissions & access

Permissions

scriptingstorageunlimitedStoragesidePanelbackground

Host access

https://web.whatsapp.com/*

Screenshots

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