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AI knowledge base that saves, summarizes and connects articles, videos, podcasts and PDFs into a graph you can chat with.
AI-moderated research platform for deep customer insights.
Free tool that auto-generates conversational, browsable documentation for any public GitHub repo, from the makers of Devin.
Well-known chat-with-PDF tool for summarizing and extracting; strong traffic.
AI video social-listening platform that scans social video content to surface untagged brand mentions, sentiment, and creator leads.
No public pricing
No public pricing
No public pricing
- ✦One-click saving of articles, videos, podcasts, PDFs
- ✦AI summaries of saved content
- ✦Automatic tagging and knowledge-graph linking
- ✦Chat with your knowledge using GPT, Claude or Gemini
- ✦Spaced-repetition quizzes
- ✦Browser extension, web and mobile apps; API/MCP access
- ✦AI-moderated interviews
- ✦AI synthesis and highlight reels
- ✦Customizable AI interviewer persona
- ✦Multimodal research (video, voice, text)
- ✦Flexible participant recruitment
- ✦Advanced unmoderated testing
- ✦AI-generated documentation for GitHub repos
- ✦Conversational Q&A about a codebase
- ✦Browsable index of popular repositories
- ✦Deep code indexing via Devin
- ✦Chat with PDF documents
- ✦Summarize PDF content
- ✦Extract information from PDFs
- ✦Source citation for answers
- ✦OCR support
- ✦AI Agents for document analysis
- ✦Capture & Ask feature
- ✦Chatbot widget (add-on)
- ✦AI video analysis of audio, visuals, and captions
- ✦Untagged brand mention and UGC detection
- ✦Creator sourcing by niche, audience, and brand fit
- ✦Outbound comment engagement tracking
- ✦Competitive benchmarking across brands
- ✦Brand sentiment and safety monitoring
- →Building a personal 'second brain'
- →Summarizing long content to save time
- →Chatting with your own saved knowledge
- →Retaining what you read via spaced repetition
- →Market strategy
- →Segmentation & Personas
- →Brand Research
- →Innovation & Concept Testing
- →User Experience & Usability
- →Creative Testing
- →Understanding an unfamiliar codebase quickly
- →Onboarding to open-source projects
- →Answering questions about repo internals
- →Analyzing legal documents
- →Summarizing financial reports
- →Extracting key information from books
- →Reviewing scientific papers
- →Understanding user manuals
- →Creating employee training materials
- →Finding untagged user-generated content about a brand
- →Sourcing creators that match specific audience criteria
- →Measuring campaign impact across social video
- →Benchmarking a brand's social presence against competitors