Sider AI
AI Browser Research Assistant & Multimodal Chat Platform
About this tool
Sider AI is a browser-first productivity assistant and research tool used by over 10 million active users globally. Powered by major LLMs—including GPT‑4, Claude 3.7, Gemini, and DeepSeek—it operates as a floating sidebar AI that instantly summarizes webpages, videos, PDFs, and images while staying within your browser context. Its Deep Research Agent can source, highlight, and compile interactive research reports across multiple files and web pages—complete with citations and visual summaries. It also offers document OCR, YouTube summarization, prompt libraries, file Q&A, AI-powered writing support (tone, rewriting), and a Wisebase knowledge vault that retains context across sessions. Available on Chrome, Edge, macOS, Windows, iOS, and Android, Sider syncs across devices and allows premium functionality like unlimited AI prompts and research credits via annual plans. It’s praised for its seamless integration, wide model support, and speed-enhancing capabilities.
Use Cases
- Web and PDF research
- Article summarization
- YouTube and video insight extraction
- Knowledge management
- Writing support & tone editing
- Multimodal file Q&A
Key Features
- Multi‑AI support (GPT‑4/4o, Claude, Gemini)
- Deep Research Agent
- Browser sidebar chat
- PDF & image OCR summarization
- YouTube video summarizer
- Visual report builder
- Prompt library
- AI file Q&A
- Interactive Wisebase knowledge vault
- Cross‑device sync (Chrome, Edge, iOS, Android, Mac, Windows)