AI Chatbot

Merlin

Merlin is an AI assistant platform with a Chrome extension and web app for chatting, searching, summarizing, writing, coding, and creating content.

What is Merlin?

Merlin is an AI assistant platform that works through a browser extension, web app, and mobile apps to help users chat with leading AI models, summarize web pages and documents, draft emails and social posts, generate content, and assist with research and coding.

Merlin vs Similar AI Tools

Pricing ModelFree, Freemium, Paid, Custom PricingFreeFreeFree
Free Credits
Key Features
  • Chat with multiple top AI models in one place
  • Chrome extension for one-click on-page assistance
  • Web, mobile, and desktop-style access across devices
  • Private by link - no directory or search
  • Anonymous by default - consistent pseudonyms
  • Built for discussion - threaded replies and live updates
  • Pre-built test scenarios and custom demo chatbot testing
  • Automated validation of own chatbot via API endpoint configuration
  • Customizable system prompts and request body templates
  • Real-time matching based on shared thoughts
  • Categories for books, film, TV, sports, art, startups, jobs, and marketplace
  • Live chat with matched users
Pros
  • Access to multiple top AI models in one account
  • Browser extension works directly on webpages and apps
  • Easy to set up with a simple link
  • Ensures participant anonymity
  • Instant and free access during beta program
  • Comprehensive validation with customizable test parameters
  • Instantly connects you with people who share your thoughts
  • Covers multiple interest categories
Cons
  • Query-based limits may be confusing for some users
  • Best experience appears tied to browser and web workflows
  • Requires sharing the link to participate
  • No user accounts or persistent identity beyond the session
  • Pre-production product with potential feature changes
  • Limited to beta features and APIs
  • Still in waitlist phase, limited availability
  • Limited to text-based matching currently
Best For
  • Students
  • Marketers
  • Anonymous feedback
  • Honest conversations
  • Developers building and deploying AI agents or chatbots
  • QA teams ensuring AI application reliability
  • People looking for spontaneous conversations about shared interests
  • Fans of specific shows, sports, or topics wanting to discuss with others

How to use Merlin?

  1. 1Install the Merlin Chrome extension or open the web app.
  2. 2Sign in and start a free account.
  3. 3Open Merlin with the browser shortcut or use the chat interface.
  4. 4Paste text, upload documents, or select content on a page for context.
  5. 5Ask questions, generate summaries, drafts, diagrams, or code snippets.
  6. 6Use Projects, custom prompts, or bots to reuse context for repeated work.

Merlin Key Features

  • Chat with multiple top AI models in one place
  • Chrome extension for one-click on-page assistance
  • Web, mobile, and desktop-style access across devices
  • Website, PDF, image, and video summarization
  • Email, social post, and reply generation
  • Research with realtime web access
  • Custom Projects for reusable knowledge bases
  • Custom prompt library and custom bots
  • Diagram, infographic, and mindmap generation
  • Code and app snippet generation
  • Translation and multilingual support
  • Security features including GDPR, ISO 27001, and SOC 2 claims

Merlin Use Cases

  • Summarizing articles, PDFs, and YouTube videos
  • Writing emails, posts, and replies for work
  • Researching topics with live web context
  • Generating diagrams and infographics from prompts
  • Creating code snippets and app prototypes
  • Supporting students with notes, study aids, and citations
  • Helping marketers repurpose web content into SEO copy
  • Assisting teams with shared AI workflows and custom knowledge bases

Merlin Pricing & Free Credits

Merlin currently operates on a Free, Freemium, Paid, Custom Pricing model.

Free TierFree Credits

Free

$0

Free plan with daily query credits and access to core AI features.

Paid Plans

Pro

$19/month billed annually

Individual plan positioned as the best-value subscription with broader usage and access to more AI models.

Teams

Custom

Team plan for organizations needing shared access, collaboration, and admin-oriented AI workflows.

Free

$0

Free plan with daily query credits and access to core AI features.

Pro

$19/month billed annually

Individual plan positioned as the best-value subscription with broader usage and access to more AI models.

Teams

Custom

Team plan for organizations needing shared access, collaboration, and admin-oriented AI workflows.

Merlin Pros & Cons

Pros

  • Access to multiple top AI models in one account
  • Browser extension works directly on webpages and apps
  • Strong focus on summarization, research, and content creation
  • Available across web, extension, iOS, and Android
  • Includes custom knowledge bases, prompts, and bots

Cons

  • Query-based limits may be confusing for some users
  • Best experience appears tied to browser and web workflows
  • Advanced features and team use may require a paid plan

What is Merlin best for?

  • Students
  • Marketers
  • Writers
  • Developers
  • Researchers
  • Founders
  • Customer support and sales teams
  • Teams needing browser-based AI workflows

Merlin FAQ

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