AI core (foundational) Startups in the United States
6 AI core (foundational) startups based in the United States are raising on Startup Fountain right now.
Startup Fountain is a matching platform for early-stage European startups raising capital. Founders apply once, and those that pass review are put in front of investors who have already said they back that sector, stage and country — instead of cold-emailing funds one at a time.
This page describes the AI core (foundational) companies based in the United States raising on the platform right now. Every figure is an aggregate: no company is named, and a number only appears where enough companies sit behind it to mean something.
Founders. Raising in AI core (foundational) in the United States? These figures show the companies you are raising alongside, and who is funding them. See how it works.
Investors. Investing in AI core (foundational) in the United States? This is the deal flow you would see inside the platform. See how it works.
AI core (foundational) and the United States
AI core covers startups building foundational AI technology itself, models, infrastructure, and tooling, rather than companies that simply apply AI within another vertical. More on AI core (foundational) across Europe.
The United States isn't part of Startup Fountain's core European focus, but is tracked given real cross-border activity, including US investors backing European startups. More on the United States.
Key figures
| AI core (foundational) startups in the United States raising now | 6 |
|---|---|
| Across all countries in AI core (foundational) | 43 |
| Across all industries in the United States | 12 |
| Joined in the last 90 days | 6 |
AI core (foundational) is the 1st largest of 33 sectors on Startup Fountain, with 6 companies raising, against a median of 10. AI core (foundational) is 2.2× denser here than across the platform as a whole. Among them, the typical round is €500k – €1M. Each company here has 13.5 investors covering its sector, more than the platform average of 0.9.
6 of these 6 companies joined Startup Fountain in the last 90 days, so this is a live pipeline rather than a static list.
How this compares
| Rank among all 33 sectors on the platform, by number of startups | 1st |
|---|---|
| Share of all startups on Startup Fountain | 22% |
| Startups in the median sector, for comparison | 10 |
| AI core (foundational) density here versus the platform average | 2.2× |
AI core (foundational) makes up a larger share of the United States's startups than of the platform as a whole, at 2.2× the expected density.
What these companies look like
| Investors per startup (platform-wide: 0.9) | 13.5 |
|---|---|
| Typical round being raised | €500k – €1M |
Aggregates across all 6 companies; none is identified.
Most often combined with AI core (foundational)
Sectors most often tagged alongside this one.
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Frequently asked questions
More about how the platform works on the AI core (foundational) page.
What is Startup Fountain?
- Startup Fountain is a matching platform for early-stage European startups raising capital. Founders apply once and are matched with investors who have stated they back their sector, stage and country; investors join to see startups that fit the criteria they set. Introductions are made through the platform rather than by cold outreach.
How many AI core (foundational) startups in the United States are raising on Startup Fountain?
- 6. That counts companies that have passed review and are marked as currently raising, not every company that has ever signed up.
How do I get introduced to investors in AI core (foundational)?
- Apply as a startup. Applications are reviewed, and companies that pass are matched with investors whose stated focus covers their sector, stage and country. There is no cold outreach and no list to buy.
How much are AI core (foundational) startups in the United States raising?
- The typical round is €500k – €1M. Of the 6 currently raising, figures vary by stage.
How much investor interest is there in AI core (foundational) startups in the United States?
- 13.5 investors on Startup Fountain cover this space for every company raising in it, against a platform average of 0.9.
What does "AI core" mean, specifically?
- Startups building foundational AI technology, models, infrastructure, and developer tooling, as distinct from companies applying AI within a specific industry vertical.
Why isn't every AI-using startup listed under AI core?
- A company using AI to solve a problem in, say, healthcare or finance is categorized under that vertical instead, AI core is reserved for the underlying technology layer itself.
How do I connect with AI core investors on Startup Fountain?
- Apply as a startup for free, no broker fees, and get matched with vetted investors active in foundational AI.
Raising for your startup?
Startup Fountain matches founders with investors who back AI core (foundational) in the United States, and introductions are requested through the platform.
See how Startup Fountain worksInvesting in this space instead? Startup Fountain is open to investors too — see how that side works.
Data as of .