YC Winter 2027 (W27) Batch: Dates and How to Apply
The on-time deadline for YC's Winter 2027 batch (W27) was November 2, 2026 at 8pm PT, and YC answers on-time applications by December 11, 2026. YC still reads applications that arrive after the deadline. The batch runs January to March 2027 in San Francisco.
Dates from YC's apply page, checked November 2, 2026.
- Batch code
- W27
- Deadline
- November 2, 2026, 8pm PT
- Decisions by
- December 11, 2026
- Batch runs
- January to March 2027
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What YC invests
YC's standard deal is the same for every company it accepts: $500,000, made of $125,000 for a fixed 7% of the company plus $375,000 on an uncapped SAFE with a most favored nation (MFN) clause, which takes the terms of the next SAFEs you issue.
How to apply to W27
The last Winter batch: Winter 2026 (W26)
Winter 2026 has 199 companies in this directory. The most common industries: B2B, Industrials and Fintech. A sample of the batch, top companies first:
Applying to YC? Study these applications first.
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Frequently Asked Questions
When is the YC W27 application deadline?
YC set the on-time deadline for the Winter 2027 batch (W27) at November 2, 2026, 8pm PT. Founders who apply on time get a decision by December 11, 2026. YC still reads applications that arrive later, but without a set reply date.
When does the YC Winter 2027 batch start?
The Winter 2027 batch (W27) runs January to March 2027 in San Francisco.
Can I apply to YC W27 now?
The on-time deadline for W27 has passed, but YC still reads late applications. It does not promise a reply date for them.
Can I apply to YC after the deadline?
Yes. YC keeps reading applications submitted after the deadline. It does not promise a reply date for late applications, and says most of them get a decision within a month.
How much does YC invest in W27 companies?
On YC's standard deal today, $500,000: $125,000 for a fixed 7% of the company plus $375,000 on an uncapped MFN SAFE. YC offers the same deal to every company it accepts.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.