How to Install Extensions
- Manual Installation of Chrome Extension (.crx or .zip)
- Step 1: Enable Developer Mode
- Open Chrome & Other Browsers
- Go to
Manage extensions
- Turn on “Developer mode” (top right corner).









- If it’s a
.zip
file: - Unzip the file to a folder.
- Go to
chrome Manage extensions
. - Click “Load unpacked”.
- Select the folder where you unzipped the extension
- Install the Extension
- If it’s a
.crx
file: - Drag and drop the
.crx
file into thechrome manage extensions
page. - Click “Add extension”
Overview
Download ChatGPT Sidebar & GPT-4o Extension Free
Imagine having a powerful AI assistant by your side while browsing the web, reading articles, watching YouTube videos, or working with complex documents. AITOPIA’s ChatGPT Sidebar brings you exactly that — a revolutionary AI-powered toolkit seamlessly integrated into your browser. Powered by cutting-edge AI models like ChatGPT-4o, Claude 3.5, Gemini 2.0, and DeepSeek, this sidebar transforms your workflow by providing instant insights, smart summaries, image analysis, and multi-model collaboration — all at your fingertips.
Whether you’re a writer, researcher, developer, or digital creator, the ChatGPT Sidebar & AI Agent Marketplace saves you hundreds of hours by enhancing your productivity, creativity, and decision-making with real-time AI assistance. Plus, with OpenAI’s latest reasoning models (o1-mini, o1-preview) and unique features like Web Access, you’re never limited by outdated data — get fresh, accurate answers anytime, anywhere.
The Ultimate AI Assistant Always With You
The ChatGPT Sidebar is designed for seamless integration with your Google Chrome browser, appearing as a handy sidebar on any webpage. Need to summarize a long article? Instantly explain a complex graph? Translate a webpage or rewrite a paragraph for clarity? This AI assistant handles it all without interrupting your browsing experience.
Multi-Model Power at Your Fingertips
Access the most powerful AI models in one place:
OpenAI’s ChatGPT variants (GPT-4o, o1-mini, o1-preview)
Claude 3.5’s versatile language models
Google’s Gemini 1.5 and Gemini 2.0 with enhanced reasoning
Facebook Meta’s Llama 3.2 large-scale models
Stability AI’s state-of-the-art image generators like SDXL and Dall-E 3
These models bring distinct strengths, and you can harness their power simultaneously through group chat features — comparing responses in real time for deeper insights.
AI Agent Marketplace — Find or Create Your Perfect AI Partner
Explore hundreds of AI agents tailored for different tasks, from content writing and code explanation to market analysis and customer support. Need a specialized assistant? Use the AI Agent Creator to build one customized to your knowledge base and skill set — no coding required.
4. Advanced Document and File Handling
Upload PDFs, Word documents, Excel spreadsheets, or zipped archives directly in the sidebar and let AI analyze them for you. Ask questions, summarize, extract data, or even chat about the contents — all powered by GPT-4o and Gemini models.
Visual Intelligence With GPT-4o Vision
Don’t just read — see smarter. Upload images, charts, or graphs and let the AI interpret and explain them. Extract text, identify patterns, or generate related images with descriptive prompts. The background remover, upscaling, and style-switching tools add creative flair to your visuals.
Real-Time Web Access and Search Integration
Never worry about outdated AI knowledge again. The Web Access feature allows models to fetch live data, making your AI responses timely and relevant. Plus, get instant GPT-powered answers alongside search results from Google, Bing, DuckDuckGo, Baidu, and others — with the ability to continue chatting right on the search page.
Enhanced Writing and Reading Assistance
From rewriting and grammar checking to tone adjustment and outline creation, the sidebar’s contextual help is your AI writing coach across email, social media, and any text box. The reading context menu supports quick lookups, brainstorming, and multi-language translations for over 50 languages.
AI Email Reply Assistant
Streamline your inbox with AI-powered email summaries and reply suggestions for Gmail and Outlook. Save time and craft professional, thoughtful responses with a single click.
User-Friendly Features
Dark Mode for comfortable browsing in any lighting
Clipboard Copy for quick text sharing
Full-Screen Mode & WebApp for immersive long-form content and image generation
Support for 47 languages and continuous updates
Why Choose AITOPIA ChatGPT Sidebar?
Whether you want to boost productivity, create engaging content, conduct research, analyze data, or just get smart answers quickly — AITOPIA’s AI-powered Sidebar is your all-in-one assistant. Available instantly in your Chrome browser, it blends cutting-edge AI technology with ease of use, revolutionizing the way you interact with information.
Don’t just browse the web — transform how you work and create with AITOPIA. Install the ChatGPT Sidebar today and unlock the future of AI-assisted productivity!
Details
Version: 5.8.0
Last Updated: March 18, 2025
Size: 6.38 MiB
Languages Supported: 47
Offered By: AITOPIA ChatGPT Sidebar
Developer Contact: info@aitopia.ai
In-App Purchases: Available
Non-Trader Status: This developer has not identified itself as a trader. For European Union consumers, consumer rights do not apply to contracts between you and this developer.
Privacy
AITOPIA respects your privacy and is transparent about data usage. The ChatGPT Sidebar & AI Agent Marketplace collects minimal user data solely to enhance functionality and user experience. Your personal communications and activity data are:
Not sold to third parties
Used only for core functionality purposes
Never transferred for unrelated uses such as credit assessments
This commitment ensures you can trust the AI assistant without worrying about data misuse or privacy breaches.