The TubeCortex blog
Practical guides on turning YouTube channels, playlists, and saved videos into a searchable knowledge base (a YouTube brain) — AI summaries, cited answers, channel comparisons, and new-upload alerts.
Latest guide
Paste 5 YouTube video links into TubeCortex, build a brain, and ask one question. Get a single cited answer from all five videos without watching them.
7 Jul 2026 · 11 min read
New here? Begin with these two guides.
17 Jun 2026 · 12 min read
Research a topic across dozens of YouTube videos at once: build searchable brains, ask in plain English, and verify every cited answer.
27 Jun 2026 · 10 min read
Turn a YouTube course or playlist into searchable study notes you can ask questions about, with answers tied back to the exact video moment.
27 Jun 2026 · 10 min read
Keep up with every YouTube channel you follow: TubeCortex summarizes each new upload automatically and pings you on Telegram with a link.
27 Jun 2026 · 6 min read
Track competitor YouTube channels without watching every video: build a brain per rival, get Telegram pings, and ask across them with Compare.
17 Jun 2026 · 6 min read
Summarize any public YouTube video with AI in seconds using TubeCortex, then ask follow-up questions and get cited answers linked to the exact timestamp.
17 Jun 2026 · 5 min read
TubeCortex vs NotebookLM for YouTube: automatic channel tracking, timestamped citations, and no source caps. See the real differences, fairly compared.
24 Jun 2026 · 8 min read
A dated, first-party comparison of TubeCortex, ChatGPT, and NotebookLM for YouTube research: channel input, cited answers, compare, and alerts.
17 Jun 2026 · 7 min read
