Teachable Machine
teachablemachine.withgoogle.com
Train an image classifier in about four minutes
AI Playground
Upload your sources, get a podcast about them
notebooklm.google.com
Coffee break · Works anywhere
Free, sign-up needed · online since 2023
A research assistant restricted to documents you supply, so every answer cites your own PDFs, slides and links rather than the open web. Its audio overview feature generates a two-host conversation discussing your material, complete with interruptions and tangents.
Feeding it a dense technical paper and getting back two synthetic voices arguing about it is a genuinely new way to review material.
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Picked for a shared category and overlapping vibe, not for popularity.
teachablemachine.withgoogle.com
Train an image classifier in about four minutes
huggingface.co
Transcribe audio locally, with no upload anywhere
chatgpt.com
The chatbot that made everyone else build a chatbot
claude.ai
Anthropic's assistant, strongest on long documents
gemini.google.com
Google's model, wired into search and your files
perplexity.ai
Answers with the sources listed underneath