PDFAITools
Merlin
Enhance web productivity with AI — write, summarize, code, and translate effortlessly.
What is Merlin?
Merlin is a browser extension that brings AI capabilities to every website you visit. It can summarize articles, write emails, generate code, translate text, and answer questions — all without leaving your current tab. Merlin supports multiple AI models including GPT-4, Claude, and Gemini.
Key Features
- Universal Browser AI: Works on any website via browser extension
- Multi-Model: Access GPT-4, Claude, Gemini, and other models
- Quick Actions: Summarize pages, translate, write replies with shortcuts
- Chat with Pages: Ask questions about the content of any webpage
Key Features
AI assistance on any website via browser extension
Use GPT-4, Claude, Gemini, and more from one extension
Summarize, translate, and write with keyboard shortcuts
Ask questions about any webpage content
Who Uses Merlin?
Draft and reply to emails with AI assistance in Gmail
Summarize articles and papers without leaving the page
Generate and explain code on Stack Overflow and GitHub
Write posts and comments with AI help on any platform
Pros & Cons
✅ Pros
- Works on any website without switching tabs
- Multiple AI models in one extension
- Keyboard shortcuts for fast access
- Generous free tier
❌ Cons
- Requires browser extension installation
- Free tier has daily query limits
- Premium models cost more credits
Merlin Pricing
Free
- 102 queries/day
- GPT-4o mini
- Basic features
Pro
- Unlimited queries
- All AI models
- Team features
Merlin earns a 4.8/5 rating from our editorial team. Its generous free tier lets you explore core features before upgrading, making it a low-risk choice for individuals and teams. Standout strengths include works on any website without switching tabs and multiple ai models in one extension.
Get Started with Merlin →