# YC Startup Directory: AI Tool Listing, free, dofollow link (ycombinator.com)

> YC Startup Directory is a startup database at ycombinator.com. It lists AI startups, with a rule: YC-funded companies only. Listing is free. The link you get is dofollow: the company website link on a live directory page has no rel (checked /companies/airbnb). Review: apply by 2 November 2026 for the Winter 2027 batch to hear back by 11 December; promising applications are interviewed by video in November and December. Terms read on ycombinator.com on 2 October 2026.

Directory of the companies Y Combinator has funded, so the only way in is acceptance into a YC batch. The application is open to any startup, in any field, anywhere in the world.

- Site: https://www.ycombinator.com/companies
- Kind: Startup databases
- Verdict: YC-funded companies only
- Price: No fee to apply; YC invests $500,000 in each company it accepts
- Link you get: Dofollow: the company website link on a live directory page has no rel (checked /companies/airbnb)
- Review: Apply by 2 November 2026 for the Winter 2027 batch to hear back by 11 December; promising applications are interviewed by video in November and December
- Reach: huge (#2337 by traffic in the Tranco top million; #631 by links in Common Crawl's web graph)
- How to submit: a form; the link or address shows on the page for signed-in visitors (https://listaify.com/login, free)
- Lists: every kind of AI product
- Their rule: https://www.ycombinator.com/companies
- Checked: 2026-10-02

Page: https://listaify.com/places/yc-startup-directory

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Source: Listaify, https://listaify.com. Every fact is read on the place's own pages on the date shown. Map of the site: https://listaify.com/llms.txt