Y Combinator
Pre-Seed, Seed
$125K – $500K
$3.2B
20+ companies
10 partners
Investment Thesis
Make something people want. The startup accelerator that launched Airbnb, Stripe, and more.
Meet the Team
Industry Focus
Invests In
Portfolio Companies (20)
2019
Kalshi
"Discovered via firm_website (high confidence)"
Kalshi reached an $11B valuation in 2025.
2018
Replit
"Discovered via firm_website (high confidence)"
Replit became a leading AI coding platform valued at over $3B.
2016
Scale AI
"Discovered via firm_website (high confidence)"
In 2025, Meta acquired 49% of Scale for over $14B.
2014
GitLab
"Discovered via firm_website (high confidence)"
GitLab went public in 2021 at an $11B valuation.
2013
DoorDash
"Discovered via firm_website (high confidence)"
DoorDash went public in 2020 at a valuation of $39B.
2012
Instacart
"Discovered via firm_website (high confidence)"
Instacart went public in 2023 at a $10B valuation.
Coinbase
"Discovered via firm_website (high confidence)"
Coinbase went public in 2021 at a $86B valuation.
2010
Stripe
"Payment infrastructure"
2009
Airbnb
"Home-sharing marketplace"
2007
Twitch
"Discovered via firm_website (high confidence)"
Twitch was acquired by Amazon for nearly $1B.
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Frequently Asked Questions
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