Best Browser Extensions Tools for AI in 2026

Looking for the best browser extensions tools to supercharge your AI setup? We curated the top picks from the a-gnt catalog.

Whether you're a complete beginner or already using AI daily, these tools are designed to be easy to install and start using right away.

1. MMagical AI

AI text expander and automation for any website Magical is an AI-powered text expander and automation tool that works across any website. Create templates, auto-fill forms, and automate repetitive typing tasks.

Saves hours of repetitive work for customer support, sales, and recruiting. Works inside any web application.
Install: magical
MTry Magical AI on a-gnt

2. TTinaMind AI

Privacy-first AI browser assistant
TinaMind is an AI browser extension that prioritizes user privacy. Provides chat, search enhancement, and writing assistance without profiling or personalizing users.

Research shows TinaMind does not profile or personalize for any attributes, making it one of the most privacy-respecting AI extensions available.
Install: tinamind
TTry TinaMind AI on a-gnt

3. QQuillbot

AI-powered paraphrasing and writing assistant
Quillbot is an AI writing assistant specializing in paraphrasing, grammar checking, and text generation. Rewrite content in different tones and styles while maintaining meaning.

One of the most popular writing tools with advanced paraphrasing that goes beyond simple synonym swapping. Also offers summarization, citation generation, and plagiarism checking.
Install: quillbot
QTry Quillbot on a-gnt

4. GGrammarly

AI-powered writing assistant and grammar checker
Grammarly is the world's most popular writing assistant. GrammarlyGO adds generative AI capabilities for drafting, rewriting, and brainstorming directly in your browser.

Beyond grammar and spelling, GrammarlyGO provides tone detection, clarity improvements, and full text generation. Works across email, documents, and social media.
Install: grammarly
GTry Grammarly on a-gnt

5. CChatGPT Sidebar

Most downloaded AI sidebar with 1M+ installs
ChatGPT Sidebar is the most downloaded AI browser extension with over 1 million installs and a 4.89-star rating. Enhances your browser with real-time AI features, group chat, and image analysis.

Features writing assistance, text summarization, translation, and custom prompts. Works on any webpage.
Install: chatgpt-sidebar
CTry ChatGPT Sidebar on a-gnt

6. MMaxAI

700K+ users AI extension for reading and writing
MaxAI is one of the most popular AI browser extensions with over 700,000 downloads. Provides AI-powered reading, writing, and research tools across any webpage.

Supports multiple AI models with a 4.75-star rating. Features include text summarization, rewriting, translation, and content generation.
Install: maxai
MTry MaxAI on a-gnt

7. PPerplexity AI Extension

AI-powered research and answers in your browser
Perplexity's browser extension brings their AI search engine directly into your browsing experience. Get instant answers, summaries, and cited research without leaving the page.

Excellent for students, researchers, and anyone needing factual information quickly. Answers are grounded in real sources with citations.
Install: perplexity-extension
PTry Perplexity AI Extension on a-gnt

8. MMerlin AI

26-in-1 AI extension with deep research capabilities
Merlin is a 26-in-1 Chrome extension providing unified access to multiple AI models. Research, summarize, write, and create across any website with deep research capabilities.

Access OpenAI, Anthropic, Google, and DeepSeek models in one extension. Particularly strong for research tasks with Firefox support.
Install: merlin-ai
MTry Merlin AI on a-gnt

9. SSider AI

AI sidebar for chat, search, reading, and writing
Sider provides a comprehensive AI sidebar in your browser with chat, search enhancement, reading assistance, and writing tools. Access multiple AI models from a convenient sidebar panel.

Supports GPT-4, Claude, and Gemini. Enhances every webpage with AI-powered features for productivity.
Install: sider-ai
STry Sider AI on a-gnt

10. MMonica AI

All-in-one AI assistant for text, image, and video
Monica is a comprehensive AI browser extension that handles text, image, and video generation in one package. Chat with PDFs, summarize web pages, and draft content without leaving your browser.

Powered by GPT-4, Claude, and other leading models. One extension covers writing, research, translation, and creative tasks.
Install: monica-ai
MTry Monica AI on a-gnt

Get Started

All of these tools are available on a-gnt.com. Browse the full Browser Extensions category to find even more.