Synop

Spec sheet

Purpose

Synop turns long YouTube videos into short, high-signal summaries tailored to students, researchers, or creators.Read 4 Oct 2026 · github.com

Intended users

The README describes persona-specific workflows for students, researchers or analysts, and creators or writers.Read 4 Oct 2026 · github.com

Privacy

The project says summaries and notes are stored in a local SQLite database, there is no Synop server, and AI keys are stored in browser local storage and sent to the selected provider per request.Read 4 Oct 2026 · github.com

License

The project is distributed under the MIT License.Read 4 Oct 2026 · github.com

AI providers

Synop accepts OpenAI-compatible providers and lists OpenAI, DeepSeek, Groq, OpenRouter, Gemini, and local Ollama among its provider options.Read 4 Oct 2026 · github.com

Channel watchlist

Users can follow channels and have new uploads automatically summarized into their library.Read 4 Oct 2026 · github.com

Exports

Summaries can be exported as Markdown or PDF, or synced to Obsidian and Notion with generated wiki-links.Read 4 Oct 2026 · github.com

Languages

The official site says users can summarize and chat with videos in over 12 languages.Read 4 Oct 2026 · synop-ai.vercel.app

Library

Its searchable library includes a cross-video topic map, full-text search, and a feature to ask questions across the library.Read 4 Oct 2026 · github.com

Local provider guard

Custom provider URLs are checked against private, metadata, and localhost addresses; self-hosters can opt in to local providers with ALLOW_LOCAL_PROVIDERS=true.Read 4 Oct 2026 · github.com

Self-hosting

Synop can run wherever Node.js runs, including a home server, Raspberry Pi, or VPS, and supports optional Postgres for syncing across devices or multi-user use.Read 4 Oct 2026 · github.com

Setup requirements

The README lists Node.js 18+ and an AI API key as requirements for setup.Read 4 Oct 2026 · github.com

Study tools

Study Mode creates flashcards and quizzes, supports spaced-repetition review, and can turn a playlist into an Anki deck.Read 4 Oct 2026 · github.com

Video analysis

Per-video analysis includes semantic topic clusters, a multi-speaker debate matrix, freshness checks, and bias critique.Read 4 Oct 2026 · github.com

Plans and prices

Every Synop plan and price →

Where Specifiction places it

• AI Video Summarizers#17 of 257.5