12 Best AI Chrome Extensions You Need in 2026

Chrome extensions bring AI directly into your browser, enhancing every website you visit. No switching tabs, no copy-pasting — just intelligent assistance wherever you need it. Here are the 12 must-have AI extensions for 2026.

Writing & Communication

1. Grammarly

The gold standard for writing assistance. Grammarly checks grammar, tone, and clarity across every text field in your browser — emails, social media, documents, and forms.

• Free tier: Basic grammar and spelling
• Premium ($12/mo): Advanced suggestions, GrammarlyGO, tone detection

2. ChatGPT Sidebar

Access ChatGPT without leaving your current page. Highlight text and ask ChatGPT to summarize, explain, translate, or rewrite it. Perfect for research and content creation.

• Free with ChatGPT account

3. Compose AI

AI-powered autocomplete for any text field. It learns your writing style and suggests complete sentences as you type, dramatically speeding up email and message composition.

• Free tier: Basic autocomplete
• Pro ($10/mo): Advanced personalization

Research & Reading

4. Perplexity Extension

Highlight any text on a webpage and get an AI-powered explanation with sources. Also adds a Perplexity search option to your right-click menu for instant research.

• Free

5. Sider AI

A multi-purpose AI sidebar that works on any page. Summarize articles, translate content, generate replies, and chat with AI about the current page content.

• Free tier: 30 daily queries
• Pro ($10/mo): Unlimited queries, GPT-4

6. Glasp

AI-powered web highlighter that saves and organizes your highlights across the web. AI generates summaries of your highlights and suggests related content.

• Free

Productivity

7. Merlin

Access ChatGPT, Claude, and Gemini in one extension. Use it on any website for quick AI queries, email drafting, and content summarization.

• Free tier: Limited daily queries
• Pro ($19/mo): Unlimited with all models

8. Monica

All-in-one AI assistant with chat, search, writing, and translation. Monica can compose emails in Gmail, write posts on LinkedIn, and summarize YouTube videos.

• Free tier available

9. Tactiq

Automatically transcribes Google Meet, Zoom, and Teams meetings in real-time. AI generates meeting summaries, action items, and follow-up emails.

• Free tier: 5 transcripts/month

Content Creation

10. Jasper Everywhere

Jasper's browser extension brings brand-consistent AI writing to any website. Maintain your brand voice while writing emails, social posts, and web content.

• Requires Jasper subscription ($49+/mo)

11. Save to Notion (AI Enhanced)

Save web pages, articles, and highlights directly to Notion with AI-generated summaries and tags. Builds your knowledge base automatically.

• Free

12. YouTube Summary with ChatGPT

Get AI-generated summaries of YouTube videos. See key points and timestamps without watching the entire video. Essential for research and learning.

• Free

Installation Tips

• Don't install everything at once — Start with 2-3 that match your biggest needs
• Manage permissions — Review what data each extension can access
• Check performance — Too many extensions slow your browser
• Update regularly — AI features improve with updates
• Use profiles — Separate work and personal extension setups