Merlin AI Review (2025): Is It Worth It?
Artificial intelligence tools have become essential for productivity, research, and content creation in 2025—and Merlin AI is one of the best options on the market.
Merlin comes with summarizing YouTube videos and PDFs, generating images, drafting emails, and providing access to multiple AI models like GPT-4o, Claude, Gemini, and Mistra.
But with so many competitors in the AI space, is Merlin AI really worth it? In this review, we’ll look into its features, pricing, pros and cons, and alternatives to help you decide if Merlin AI is the right tool for your needs..
What Is Merlin AI?
Merlin is an all-in-one AI tool that can do a huge number of tasks for the completion of many projects. To name a few, Merlin has chatbots that allow you to chat with websites, PDF docs, images, and more.
There are all kinds of productivity tools for Google, LinkedIn, Twitter, and other social media. Merlin also has an image generator and a useful little bot for email writing. Plus, it’s all kinds of AI tools like the one that writes essays, detects AI-generated text, or checks for plagiarism.
Merlin Key Features and Tools
1. Content & Writing Tools
In a case where you do a product campaign by writing emails, social posts and website contents, you don’t need to jump from tools to tools. Merlin has a full suite of AI writing that can draft professional emails in seconds, generate catchy updates for social media, create copy for landing pages, blogs, or product descriptions.
2. Summarization Tools
Before writing, there’s a need for in-depth research to have the insight and understanding of what you’re working on which might take time. Merlin YouTube Video Summarizer can get you key insights without watching an entire video. The Article & Blog Summarizer can also digest online articles and blog posts quickly while the PDF Summarizer will help you break down long documents into concise points.
3. Research & Verification Tools
After writing, Merlin has tools you can use in fact-checking and reviewing. Its AI Detector can verify whether your text is AI-generated. Merlin Plagiarism Checker will help you ensure the originality of your work while the translator can translate it across multiple languages instantly.
4. Creative Tools
If you’re working on visual projects, Merlin includes its own image generation system for you. The Image Generation (Bonkers AI / Text-to-Image) integrated can turn text prompts into custom images and illustrations.
5. Core AI Access
At the heart of Merlin is its powerful multi-model AI access which gives you flexibility and choice. You can use the AI Chat Anywhere to summon Merlin on any webpage with a simple shortcut (Ctrl/Cmd + M). Multi-Model AI Support also has access to GPT-4o, Claude, Gemini, Mistral, and more from one tool. In addition, there are 70+ Built-In AI Tools including everything from summarizers to productivity add-ons in one place.
Merlin Pricing & Plans
Free Plan
- Cost: $0 per month
- Includes:
- 102 free queries per day (refreshes every 24 hours)
- Access to core AI features powered by models like GPT-3 and GPT-4o
Pro Plan (for individuals)
- Cost: $19 per month, billed annually (around $228 per year)
- Includes:
- Unlimited AI chat with advanced models such as GPT-4, GPT-4 Vision, Claude-3, Gemini, and Mistral Large
- Chat across documents, websites, YouTube videos, and more
- Unlimited image generation
- Support for larger inputs in chats
- Early access to new features and updates
- Priority 1-day customer support
- Enterprise-grade security and compliance (GDPR, SOC2, ISO)
Teams Plan (for businesses)
- Cost: $15 per user per month, billed annually (minimum of 5 users)
- Includes everything in the Pro Plan, plus:
- Team management dashboard for inviting and revoking access
- Centralized billing and controls
- Cost savings for larger teams compared to individual Pro subscriptions
Pros of Merlin AI
1. Merlin combines multiple tools in one place.
2. It supports multiple models like GPT-4o, Claude-3, Gemini, Mistral, and more.
3. It works on Chrome extension, desktop, web, iOS, and Android.
4. Merlin has 70+ AI tools including summarizers, plagiarism checkers, translators, and image generation.
5. Agentic Chat advanced workflows that go beyond simple prompts to complete multi-step tasks.
6. Merlin free plan has 102 daily queries. That’s more than many competitors provide for free.
7. It works with Gmail, LinkedIn, Twitter/X, Notion, Google Workspace, and Slack.
Cons of Merlin AI
1. It has so many features so you might feel overwhelmed.
2. As for casual users, the $19/month billed annually may feel steep.
3. Most features require stable connectivity to work.
Alternatives & Comparison
Merlin AI isn’t the only option in the AI productivity space. Let’s look at some popular alternatives and how they compare:
ChatGPT (by OpenAI)
Chatgpt gives you direct access to GPT-4o, GPT-4, and GPT-3.5 with a smooth chat interface. Unlike Merlin, Chatgpt doesn’t have built-in summarizers for YouTube, PDFs, or websites.
Jasper AI
Jasper is known for marketing and copywriting. It has pre-built templates for ads, blogs, and emails. Jasper is excellent for businesses focused mainly on marketing content, whereas Merlin is better with research, summarization, and creative tools included.
Copy.ai
Copy AI focused on marketing, ad copy, and sales enablement. Its AI workflows are designed for lead generation and outbound email while Merlin is more of a general-purpose productivity AI.
FAQs on Merlin AI
Which browsers support Merlin AI?
Merlin works best with Chrome extensions while other browsers might be usable too.
How many queries per day on the free plan?
The free plan currently offers 102 queries per day..
Can it summarize YouTube videos or PDFs?
Yes, Merlin AI can summarize YouTube videos. While PDF summarization is listed as a feature.
Does it offer a refund?
If you’ve barely used the service after subscribing, you can request a full refund (minus transaction fees) within the first portion of your subscription period (2 days for weekly, 7 days for monthly, or 3 months for annual plans).
What AI models are included?
Merlin AI includes access to multiple leading models:
OpenAI: GPT-4o, GPT-4, GPT-4 Vision, GPT-3.5
Anthropic: Claude 3 (Sonnet, Opus, Haiku)
Google: Gemini (Ultra, Pro, Flash)
Mistral: Mistral Large, Mixtral
You can choose the model that best fits your task.
How to Get Started with Merlin AI
Getting started with Merlin AI is quick and straightforward. You can use it as a Chrome extension, web app, or on mobile. Here’s how to begin:
1. Sign Up: Click getmerlin to create a free account using your email or Google login.
2. Install the Chrome Extension: From the website, add the Merlin extension to Chrome. Once installed, you can activate it anywhere on the web by pressing Ctrl + M (Windows) or Cmd + M (Mac).
3. Choose Your Plan: You can start with the free plan (102 queries per day) to test it out or upgrade to Pro/Teams if you need unlimited usage, image generation, or team features.
4. Start Using Merlin Anywhere: Now highlight text on a webpage, YouTube video, or document, then press the shortcut to chat with Merlin. Don’t forget to explore the AI models like GPT-4o, Claude, Gemini, and more. You can also use the built-in tools like summarizers, email writers, translators, and plagiarism checkers.
5. Explore Cross-Platform Options: Merlin also works as a desktop app, web app, iOS, and Android app. You can continue your work across devices.
Conclusion & Final Recommendation
So far in our review, Merlin AI stands out as a productivity platform that combines AI writing, summarization, research, image generation, and multi-model access in one place. In addition, it has a generous free plan, wide device compatibility, and integration with popular platforms like Gmail, LinkedIn, and Google Workspace.
If you’re looking for a single AI tool that can handle writing, research, and creative tasks without switching between multiple apps, Merlin AI is definitely worth considering in 2025.
