Research

Sweeps papers, code, lectures and forums into one reading stack

Turns one health question into a three-minute brief

Interviews you to build a review rubric, then scores pitch decks against it

Watches named Facebook groups and flags posts worth a reply

One verified daily digest of releases from ten frontier AI labs

A short morning list of new Grok Bot use cases worth setting up

Finds the assumptions you have been treating as facts

Surfaces what people have actually said about a topic in the last 30 days

Hunts current car lease deals nationwide for the deepest discount to MSRP

Answers product and growth questions from Lenny Rachitsky's own archive

Mines Reddit for exact quotes and files a pain-point pack

A neuroscience and brain-computer-interface specialist

A weekday morning news digest in your own timezone

Deep research that returns concise answers with verified citations

Give it a symptom and it works out what actually caused the drop

Searches 17 years of MacStories, filterable by time and author

Does deep research and files the dossiers so you can find them again

Finds live flight and event tickets and compares real fares

Hourly watch on Y Combinator's podcasts with founder-useful notes