AI Mentions, Links & Domains Report for Y Combinator
This page provides details about reddit.com (source) which was ranked #6 out of 63 link domains (6 citations (2.9% share)) in answers from AI models (Perplexity Sonar Pro Search,
Anthropic Claude Sonnet Latest,
OpenAI ChatGPT Latest,
Google Gemini Flash (latest),
xAI Grok Latest) when they were asked the following 1 question: "What is Y Combinator known for today, and which organizations, products, people, publications, communities, or websites are most closely associated with it? Include direct source links for every notable entity when available." on May 12, 2026 by AICW AI Mentions. This source is referenced for brands: Y Combinator, Paul Graham, Airbnb, Stripe, Reddit +2 more.
| Model | Voice | Position | Citations |
|---|---|---|---|
|
|
5.7% | 11 | 1 |
|
|
2.9% | 4 | 1 |
|
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2.6% | 17 | 1 |
|
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1.6% | 11 | 2 |
|
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1.3% | 17 | 1 |
| URL Path | Citations | Position |
|---|---|---|
| reddit.com | 0 | N/A |
| /r/SaaS/comments/1qymv03/y_combinator_dropped_their_spring_2026_request | 6 | 16.5 |
| Brand | Voice | Mentions |
|---|---|---|
| Y Combinator | 100% | 59 |
| Paul Graham | 7.2% | 10 |
| Airbnb | 4.9% | 7 |
| Stripe | 4.8% | 8 |
| Hacker News | 4% | 8 |
| 3.6% | 7 | |
| Dropbox | 3.6% | 7 |
What is Y Combinator known for today, and which organizations, products, people, publications, communities, or websites are most closely associated with it? Include direct source links for every notable entity when available.
[...] com) | $107B (private) | W07, S09 | Payments Infrastructure | | [Coinbase](https://www.coinbase.com) | $86B (public) | S12 | Cryptocurrency | | [DoorDash](https://www.doordash.com) | $39B+ (public) | S13 | Food Delivery | | [Dropbox](https://www.dropbox.com) | $9B (public) | S07 | Cloud Storage | | [Reddit](https://www.reddit.com) | $6.4B (public) | S05 | Social Platform | | [Instacart](https://www.instacart.com) | $10B (public) | S12 | Grocery Delivery | | [Twitch](https://www.twitch.tv) | ~$1B (acquired by Amazon) | W07 | Streaming | | [Scale AI](https://scale.com) | 49% stake acquired for $14B+ by Meta | S16 | Data Label [...]
[...] inator - Wikipedia](https://en.wikipedia.org/wiki/Y_Combinator). # CITATIONS 1. [Y Combinator - Wikipedia](https://en.wikipedia.org/wiki/Y_Combinator) 2. [What Happens at YC | Y Combinator](https://www.ycombinator.com/about) 3. [Apply to YC | Y Combinator](https://www.ycombinator.com/apply) 4. [Y Combinator dropped their Spring 2026 "Request for Startups." Are ...](https://www.reddit.com/r/SaaS/comments/1qymv03/y_combinator_dropped_their_spring_2026_request/) 5. [Complete YC Startups Guide: 5,000+ Y Combinator Companies 2026](https://growthlist.co/yc-startups/) 6. [Top 100 Y Combinator Companies - Eqvista](https://eqvista.com/top-100-y-combinator-companies/) 7. [List of Y Combinator startups - Wikipedia](https://en.wikipedia.org/wiki/List_of_Y_Combi [...]
What is Y Combinator known for today, and which organizations, products, people, publications, communities, or websites are most closely associated with it? Include direct source links for every notable entity when available.
[...] ve a combined valuation in the **hundreds of billions of dollars** --- ## Most Notable Alumni Companies These are among the most famous YC-backed companies: | Company | Domain | |---|---| | [Airbnb](https://www.airbnb.com/) | Hospitality / Travel | | [Stripe](https://stripe.com/) | Payments | | [Reddit](https://www.reddit.com/) | Social Media | | [Dropbox](https://www.dropbox.com/) | Cloud Storage | | [DoorDash](https://www.doordash.com/) | Food Delivery | | [Coinbase](https://www.coinbase.com/) | Crypto Exchange | | [Instacart](https://www.instacart.com/) | Grocery Delivery | | [Twitch](https://www.twitch.tv/) | Live St [...]
What is Y Combinator known for today, and which organizations, products, people, publications, communities, or websites are most closely associated with it? Include direct source links for every notable entity when available.
[...] tps://www.ycombinator.com/companies/airbnb - [Stripe](https://stripe.com/) - YC Summer 2010 - YC company page: https://www.ycombinator.com/companies/stripe - [DoorDash](https://www.doordash.com/) - YC Summer 2013 - YC company page: https://www.ycombinator.com/companies/doordash - [Reddit](https://www.reddit.com/) - One of YC’s earliest and most culturally influential startups - YC company page: https://www.ycombinator.com/companies/reddit - [Dropbox](https://www.dropbox.com/) - YC Summer 2007 - YC company page: https://www.ycombinator.com/companies/dropbox - [Coinbase](https://www.coinbas [...]
What is Y Combinator known for today, and which organizations, products, people, publications, communities, or websites are most closely associated with it? Include direct source links for every notable entity when available.
[...] com/) * **DoorDash:** A local logistics and food delivery platform. [doordash.com](https://www.doordash.com/) * **Instacart:** A grocery delivery and pick-up service. [instacart.com](https://www.instacart.com/) * **Reddit:** A social news aggregation and discussion website (YC's first batch). [reddit.com](https://www.reddit.com/) ### Media, Research, & Community * **Hacker News (HN):** A social news website focusing on computer science and entrepreneurship, run by YC. [news.ycombinator.com](https://news.ycombinator.com/) * **Y Combinator Library:** A collection of videos, podcasts, and essays documenting startup advic [...]
What is Y Combinator known for today, and which organizations, products, people, publications, communities, or websites are most closely associated with it? Include direct source links for every notable entity when available.
[...] s on startups): [paulgraham.com](https://paulgraham.com/) - Sam Altman (former YC president; now leads OpenAI): [openai.com](https://openai.com/) ### Prominent YC-Funded Companies (Examples) - [Stripe](https://stripe.com/) - [Airbnb](https://www.airbnb.com/) - [Dropbox](https://www.dropbox.com/) - [Reddit](https://www.reddit.com/) These entities are repeatedly referenced on YC's own site, blog, Hacker News, and Paul Graham's essays. [...]