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AtAt vs source-lm

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

AtAt compared with source-lm
DetailAtAt logo AtAtsource-lm logo source-lm
What it doesYour agent, in any app. Chrome extension to bulk-add sources to NotebookLM from JSON exports, YouTube, and web pages
StageGrowing Not given
FoundedNot given Not given
Based inUS ES
Pricing modelFreemium Paid
Pricing7-day free trial, then choose monthly subscription, yearly subscription at $59 (billed yearly), or lifetime license at $169 (one-time payment). Early bird pricing available until October 8. Free plan: 5 bulk actions per month, single sources always free. Pro licence: $29 one time, unlimited bulk runs.
Key features
  • TabTab autocomplete suggests next words inline in text fields
  • Screen context attachment when working with supported providers
  • Selection actions to rewrite, explain, search, or ask about selected text
  • Clipboard history searchable and pasteable via ⌘⇧V
  • Native screenshot and screen recording tools
  • Works with multiple AI agents including Claude Code and Codex
  • Support for local models via Ollama and Siri AI
  • Works in Finder to set working directory and include selected files
  • Optional iCloud Sync for history and settings
  • Split JSON exports into Markdown files with 400,000-word budget
  • Filter sources, detect duplicates, and batch delete
  • Incremental uploads skip already-added content
  • No account or login required
  • Source-available code published unminified
  • No data written to disk or stored on servers
  • Supports Telegram Desktop and Telegram for macOS exports
What makes it different
  • Native macOS app with no Electron, seamlessly integrated into text fields
  • Bring your own AI agent instead of being locked into one provider
  • All data stays on your Mac by default with optional iCloud Sync
  • TabTab suggests completions inline within the text field in the app's own font
  • Works in all editable text fields and terminals without requiring app-specific integration
  • No backend or recurring costs: pay once, keep the licence forever
  • Runs entirely in your browser with no account or login needed
  • Smart splitting keeps records whole and avoids duplicates on re-runs
  • Source-available and unminified so you can audit the code yourself
  • Extends NotebookLM's interface with bulk operations and source management tools
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)12 +4 (up) since last check15 −1 (down) since last check
Trust Flow (Majestic)2218
Citation Flow (Majestic)2315
Referring domains (Majestic)6024

6 details filled in for both companies.

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