Y Combinator

Y Combinator

Seed-stage startup accelerator and investor

Overview

Y Combinator is a startup accelerator that funds early-stage companies through seed investments and a three-month, batch-based program. Founders receive mentorship, guidance on product and business strategy, and a Demo Day to present to invited investors. The program runs four times a year, creating a strong network effect among participants who can support one another and share experiences. The accelerator’s portfolio spans software, fintech, biotech, and consumer products, with notable alumni including Stripe, Airbnb, and Coinbase. Unlike many investors, Y Combinator combines a small equity stake with access to a vast alumni and investor network, monetizing returns from successful exits such as acquisitions or IPOs. Its goal is to identify high-potential ventures, help them grow, and generate meaningful financial returns for its stakeholders through exits.

About Y Combinator

Simplify's Rating
Why Y Combinator is rated
B
Rated A on Competitive Edge
Rated B on Growth Potential
Rated C on Differentiation

Industries

Venture Capital

Financial Services

Company Size

1,001-5,000

Company Stage

Pre-seed

Total Funding

$44.9B

Headquarters

Mountain View, California

Founded

2005

Your Connections

People at Y Combinator who can refer or advise you

Simplify Jobs

Simplify's Take

What believers are saying

  • Fall 2026 applications keep YC’s deal flow active in San Francisco.
  • USDC funding removes cross-border banking friction and speeds capital deployment.
  • AI and fintech-heavy batches keep YC tied to frontier startup categories.

What critics are saying

  • Stablecoin dislocations could freeze batch funding across hundreds of startups.
  • The $500K, three-month format is easy for rivals to copy.
  • Brand value depends on a few marquee alumni and high-profile batch outcomes.

What makes Y Combinator unique

  • YC invests $500K four times yearly, then runs a three-month in-person batch.
  • Its partner model pairs each startup with a dedicated General Partner.
  • The alumni network and Demo Day create unusually strong fundraising and hiring access.

Help us improve and share your feedback! Did you find this helpful?

Funding

Total Funding

$44.9B

Above

Industry Average

Funded Over

0 Rounds

Benefits

Health Insurance

Dental Insurance

Vision Insurance

Life Insurance

Disability Insurance

Health Savings Account/Flexible Spending Account

Unlimited Paid Time Off

Paid Holidays

401(k) Retirement Plan

401(k) Company Match

Parental Leave

Fertility Treatment Support

Commuter Benefits

Company News

Techstars
Jun 18th, 2026
Techstars | The world’s most active pre-seed investor

Raise startup funding and gain critical insight to help launch your business through the startup accelerator and development program at Techstars.

Founderland
Jun 17th, 2026
Circle Medical Founders Launch Clara AI Primary Care with $12M

George Favvas and team debut physician-supervised AI doctor platform with national coverage, tiered pricing, and ambitious healthspan mission after...

Flagright
Jun 17th, 2026
Flagright Raises $12.5M Series A to Define the AI Operating System for Financial Crime Compliance

Flagright has raised a $12.5M Series A led by Infinity Ventures to expand explainable AI across compliance operations and grow its US enterprise presence.

PgDog
Jun 10th, 2026
Our funding announcement - PgDog

PgDog is a connection pooler, load balancer, and sharding proxy for PostgreSQL. Scale Postgres horizontally without rewriting your application.

Kindred Capital
May 19th, 2026
Corgi: Rebuilding Insurance with AI

Kindred is thrilled to announce our investment in Corgi as part of their $108M Seed and Series A rounds. After leading their Seed round, we’re excited to back them again alongside YCombinator, Contrary, Oliver Jung, SV Angel, Phosphor Capital, and others, with support from an incredible group of angels, after recently receiving regulatory approval to launch the first AI-native, full-stack insurance carrier built for startups

Recently Posted Jobs

Sign up to get curated job recommendations

There are no jobs for Y Combinator right now.

Find jobs on Simplify and start your career today

We update Y Combinator's jobs every few hours, so check again soon! Browse all jobs →