AI Mentions, Links & Domains Report for Y Combinator
This page provides details about dropbox.com (source) which was ranked #7 out of 63 link domains (5 citations (2.4% 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: Reddit, Dropbox, DoorDash.
| Model | Voice | Position | Citations |
|---|---|---|---|
|
|
5.9% | 10 | 1 |
|
|
2.9% | 13 | 1 |
|
|
2.6% | 5 | 1 |
|
|
1.2% | 19 | 1 |
|
|
0.9% | 10 | 1 |
| URL Path | Citations | Position |
|---|---|---|
| dropbox.com | 5 | 15.9 |
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.
[...] 500B+ (private) | S05 | Artificial Intelligence | | [Stripe](https://stripe.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](ht [...]
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.
[...] 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 Streaming | | [OpenAI](https://www.openai.com/) | Artific [...]
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.
[...] Dash](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.coinbase.com/) - YC Summer 2012 - YC company page: https://www.ycombinator.com/companies/coinbase - [Instacart](https://www.instacart.com/) - YC Summer 2012 - YC company [...]
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.
[...] ortfolio Companies (Alumni) * **Airbnb:** A global platform for stays and experiences. [airbnb.com](https://www.airbnb.com/) * **Stripe:** A suite of APIs powering online payment processing. [stripe.com](https://www.stripe.com/) * **Dropbox:** A cloud storage and file synchronization service. [dropbox.com](https://www.dropbox.com/) * **Coinbase:** A leading cryptocurrency exchange. [coinbase.com](https://www.coinbase.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. [...]
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.
[...] continues to publish influential essays 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. [...]