This is genuinely one of the most powerful Claude stories I have come across.
A 62 year old man in India had severe migraines for 25 years. Only when lying down. Neurologists. Nephrologists. Brain MRIs. Blood thinners.
Nobody could explain it.
His nephew brought everything to Claude.
Claude noticed the one thing 25 years of specialists missed.
The headaches were positional. It connected dots across nephrology, neurology, and pulmonology simultaneously. Something no single doctor was positioned to do.
Then it asked one question nobody had thought to ask in 25 years.
Does he snore?
Loud snoring for 25 years. Every doctor dismissed it as dialysis fatigue.
Sleep study done. Breathing stopped 119 times per night. Oxygen dropped to 78%.
CPAP machine. Headaches gone.
Claude did not replace his doctors. It just looked at everything at once.
That was enough.
One Claude conversation cracked it.
A guy in San Francisco spent $80 and one afternoon to build something genuinely magical.
He could not identify the birds outside his apartment window. So instead of buying a field guide, he built an AI system.
Here is what it does.
A cheap USB microphone sits on his balcony. A Raspberry Pi computer listens 24/7.
Whenever a bird sings, the AI identifies the exact species.
Then it asks Google's Gemini to draw that bird as a beautiful Japanese woodblock painting.
Every painting gets added to a live collage on his wall. He glances at it and sees "Today I heard a cardinal, a finch, a hummingbird."
The result looks like a little digital art museum. Just birds. Beautiful birds. Identified and painted automatically.
Total cost. $80. Mostly just the Raspberry Pi and a microphone.
Here is the thing that blew my mind.
This entire system runs locally. No cloud bills. No API costs. Everything happens on a tiny computer the size of a credit card sitting on his balcony.
He open sourced the whole thing. Anyone can copy it today.
This is what AI should be. Not another SaaS product charging you monthly.
But a tool so cheap and simple that a curious person can build something delightful in an afternoon.
25 strangers.
1 house in Alibaug.
₹4 crore each.
90 days.
No pitches. No decks. No fundraising.
Just a bet on founders.
We call it The Foundery.
Full episode coming soon..
@jointhefoundery
The boss man of the Indian startup ecosystem is now the boss man of the largest consumer app in the world 🔥
No better person to run WhatsApp than Kunal!
Lucky to have him as an early angel investor in GrowthSchool, and every conversation with him has handed me a new consumer insight.
Congrats Kunal!
It’s been a minute.
2015–2018
- Exited FreeCharge. Spent time learning and investing.
- Pondered about: Why can't trust be rewarded? Started with $1M of personal capital.
- Launched CRED to reward people for paying credit card bills on time.
2019–2025
- Built a system run by a team that values ownership, judgment, and craft.
- Grew from 0 to 17M members by aligning incentives with behaviour.
- Built several products during COVID lockdowns.
- Raised $900M+ from global investors. Did 4 ESOP buybacks.
- Made Indiranagar and IPL ads slightly more interesting.
- Received a full stack of regulatory licences.
- Lost 35 kilos.
- Scaled from 0 to ~$325M ( ~₹3,200 crore) in annual revenue across payments, lending, insurance, commerce, wealth, and credit cards.
2026
- First profitable quarter (yet occasionally asked what our business model is)
- Raised another $900M from Meta in primary and secondary capital.
- Announcing our 5th ESOP buyback.
Today
CRED is ready for its next phase. I am stepping back and @miten steps in as interim CEO, partnered with an incredibly talented team. He has been heading strategy and finance and suffering me since 2020. I’m stepping away from the operating role and will continue as a shareholder. My commitment doesn’t change. Just the role.
Extremely grateful to our members, partners, regulators, and investors who made this possible. And to our board, Shailendra, Micky, Saurabh for their extraordinary conviction.
Team CRED, I’ll still expect you to be a 10x version of yourselves.
As for me, I’ll be joining Meta to lead WhatsApp globally.
Meta comes in as a minority investor in CRED. No access to member data.
While it’s come very far, the delta between WhatsApp today and its full potential is massive. I look forward to working with Mark, Chris, and the leadership across Meta for the next step in WhatsApp’s journey. Will, thank you for scaling something the world relies on quietly, and for making this transition smooth.
Onwards.