AI research workspace from first search to final draft | Freemium | - **Doxa AI Co-Pilot**: Search papers, synthesize findings, and draft text from one place. Every answer is tied back to the papers in your library.
- - **Large Scholarly Index**: Search millions of academic papers through OpenAlex and Semantic Scholar, so you can find relevant literature without switching databases.
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AI advisory board for inventors and early-stage founders | Free tier | - **Multi-Agent Advisory Board**: Product strategy, IP, and finance agents each review your idea and write a memo. You get a clear Go, Pivot, or Stop verdict, and the verdict can be no.
- - **Guided Strategy Sessions**: A specialist agent asks you one structured question at a time, like a patent attorney would. You learn IP basics as you go.
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Local-first infinite canvas notes with built-in AI | Freemium | - **Infinite Canvas and Mind Maps**: Place cards anywhere, then zoom, drag, and arrange them. You can switch any board to a mind map view when you want a clear hierarchy.
- - **PDF Annotation**: Read multi-page PDFs on the canvas and highlight text. Each highlight can become a reference card that you link to your other notes.
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Turn articles, PDFs, and emails into your private podcast | Free tier | - **Private Podcast Feed**: Each item you add shows up as an episode in your own RSS feed. You can listen in podcast apps you already use, such as Apple Podcasts, Spotify, Overcast, and Pocket Casts.
- - **Multi-Format Input**: Convert web articles, PDFs, Word (DOCX) files, plain text, and forwarded emails into audio, so you don't need a separate tool for each format.
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Real-time AI copilot for software engineering interviews | Free tier | - **Screenshot and Prompt Parsing**: Capture a coding problem, table, or diagram and get a solution outline back. It works for LeetCode-style questions on platforms like HackerRank, CoderPad, CodeSignal, and Codility.
- - **Real-Time Voice Recognition**: GhostInterview transcribes spoken questions and surfaces hints as the conversation moves. You can trigger answers yourself in Manual mode or turn on Auto mode, which responds when the latest interviewer turn looks like a question.
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AI study toolkit for flashcards, quizzes, and answers | Free tier | - **Quiz Solver Browser Extension**: Drag a box over any question, or highlight text, to get a step-by-step solve, a summary, or a chat. It works in Chrome and Edge across Canvas, Blackboard, Moodle, Google Forms, D2L Brightspace, Schoology, Pearson MyLab, and more.
- - **AI Flashcards with Spaced Repetition**: Make decks from your own material, and cards you keep missing come back more often. You can import existing Anki and Quizlet decks.
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AI mock interviews that push back like real interviewers | Paid | - **Live AI Interviewers**: Practice in real-time sessions with an AI that interrupts, challenges, and probes your answers, so you get used to the pressure before the real interview.
- - **Follow-Up Questions**: The AI asks follow-ups and pushes back on weak answers instead of reading from a fixed question list.
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Turn any study material into AI flashcards | Free tier | - **AI Flashcard Generation**: Upload study material or paste notes, and Keepmind writes the flashcards for you. You can also create a deck from a topic through a chat-style prompt.
- - **Quizzes from Your Cards**: Each flashcard gets a matching quiz question, so you can check what you know right after you study. If a question isn't useful, you can regenerate it with one click.
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Multiplayer AI workspace for consulting teams | Free tier | - **Multiplayer AI Editing**: You and your teammates edit one deliverable together, with live cursors, presence, and threaded comments. You can also see where the AI is writing as it happens.
- - **Agentic Inline Drafting**: Highlight a section and ask the AI to rewrite it, expand it, or match a tone. The draft appears right in the document, so you skip copying and pasting from a separate chat.
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