By Aijaz Alam
How much money is invested in AI?
Private investment in US AI companies reached $285.9 billion in 2025, according to Stanford's 2026 AI Index (Quid data), up from $109.5 billion in 2024 (2026 edition data; the 2025 edition gave $109.1 billion) and more than 23 times China's $12.4 billion. Worldwide, AI companies raised $344.7 billion in private rounds, and generative AI firms took $170.9 billion of it.
- $285.9BPrivate investment in US AI companiesStanford AI Index 2026 (Quid), 2025
- $344.7BPrivate AI investment worldwideStanford AI Index 2026, 2025
- $163.6BUS private investment in generative AIStanford AI Index 2026, 2025
- $581.7BGlobal corporate AI investment, all deal typesPrivate rounds plus mergers, minority stakes and public offerings, 2025
- 1,953Newly funded US AI companiesStanford AI Index 2026, 2025
The numbers
The full breakdown
Private AI investment by country, 2025
| Country | Private AI investment | Newly funded AI companies |
|---|---|---|
| United States | $285.9B | 1,953 |
| China | $12.4B | 161 |
| United Kingdom | $5.9B | 172 |
| France | $4.4B | 84 |
| Canada | $4.3B | 79 |
| India | $4.1B | 108 |
| Germany | $3.9B | 92 |
| Israel | $3.6B | 64 |
| Australia | $2.5B | 38 |
| Saudi Arabia | $2.0B | Not in top 15 |
| Singapore | $1.8B | 49 |
| South Korea | $1.8B | 59 |
| Belgium | $1.2B | Not in top 15 |
| Japan | $1.1B | 56 |
| Sweden | $1.0B | Not in top 15 |
The 15 countries with the most private AI investment in 2025 (AI Index figure 4.2.8), rounded to $0.1 billion. Company counts are from figure 4.2.9, which lists the top 15 countries by newly funded AI companies; Italy (38), Switzerland (34) and Spain (33) are in that list but not in the investment top 15.
Global corporate AI investment by type of deal, 2024 and 2025
| Type of deal | 2024 | 2025 |
|---|---|---|
| Private investment | $151.5B | $344.7B |
| Mergers and acquisitions | $92.2B | $214.4B |
| Public offerings | $4.9B | $16.7B |
| Minority stakes | $4.5B | $5.9B |
| Total corporate investment | $253.0B | $581.7B |
Worldwide, all countries. AI Index figure 4.2.1 (Quid data). Private investment is the measure used for the US figure on this page.
Private investment in generative AI companies, 2019 to 2025
| Year | United States | Europe | China | World |
|---|---|---|---|---|
| 2019 | $0.6B | $0.1B | Not given | $0.8B |
| 2020 | $2.3B | Under $0.1B | Not given | $2.4B |
| 2021 | $4.3B | $0.2B | $0.7B | $5.3B |
| 2022 | $3.0B | $0.6B | Under $0.1B | $4.0B |
| 2023 | $24.4B | $1.5B | $1.2B | $28.6B |
| 2024 | $41.7B | $3.6B | $3.5B | $50.6B |
| 2025 | $163.6B | $3.2B | $1.5B | $170.9B |
AI Index 2026 edition, figures 4.2.10 (by area) and 4.2.3 (world). The data file has no China values for 2019 and 2020. Past years are as published in the 2026 edition; the 2025 edition put worldwide generative AI investment in 2024 at $33.9 billion.
US states with the most private AI investment, 2025
| State | Private AI investment |
|---|---|
| California | $218B |
| Colorado | $19B |
| New York | $13B |
| Florida | $6B |
As stated in the AI Index text (figure 4.2.15). California is over 75% of the US total; more than half of US states received less than $100 million. The AI Index says the state data is not exhaustive.
Over time
Private AI investment by year, 2013 to 2025
| Year | United States | China | Europe | World | Newly funded US AI companies |
|---|---|---|---|---|---|
| 2013 | $3.6B | $0.6B | $0.7B | $5.2B | 337 |
| 2014 | $7.0B | $0.7B | $1.3B | $9.6B | 352 |
| 2015 | $9.3B | $2.1B | $0.9B | $13.3B | 292 |
| 2016 | $10.2B | $4.5B | $1.2B | $17.1B | 402 |
| 2017 | $14.1B | $6.6B | $2.6B | $25.7B | 510 |
| 2018 | $21.1B | $14.0B | $3.0B | $43.1B | 516 |
| 2019 | $32.1B | $14.1B | $6.3B | $58.2B | 494 |
| 2020 | $44.2B | $17.1B | $6.2B | $73.8B | 605 |
| 2021 | $86.9B | $25.9B | $14.6B | $145.4B | 763 |
| 2022 | $61.2B | $15.1B | $14.8B | $113.0B | 666 |
| 2023 | $72.4B | $9.5B | $12.1B | $104.3B | 946 |
| 2024 | $109.5B | $9.4B | $19.5B | $151.5B | 1,073 |
| 2025 | $285.9B | $12.4B | $20.9B | $344.7B | 1,953 |
AI Index 2026 data files for figures 4.2.11 (US, China, Europe), 4.2.2 (world) and 4.2.14 (US companies), rounded to $0.1 billion. Every year is as published in the 2026 edition; earlier editions gave different values for past years because Quid updates its deal data.
Why sources differ
Same question, different answers
| Number | When | Who measured | Why it differs |
|---|---|---|---|
| $285.9B | 2025 | Stanford AI Index 2026 (Quid) | Private funding rounds, such as venture capital and private equity, in US AI companies with over $1.5 million raised since 2013. |
| $109.1B | 2024 | Stanford AI Index 2025 (Quid) | The previous edition's figure for 2024; the 2026 edition's data puts the same year at $109.5B. |
| $581.7B | 2025 | Stanford AI Index 2026 (Quid) | Worldwide corporate investment: private rounds plus mergers and acquisitions, minority stakes and public offerings. |
| $1.79 trillion | 2025 | Gartner (Sep 2026) | Shown as a contrast, not an investment figure: worldwide spending by buyers on AI infrastructure, software and services, not money invested in AI companies; $2.67 trillion forecast for 2026. |
| $20.4B | 2013-2024 | Stanford AI Index 2026 | US federal AI-related contracts and grants over 12 years: public money, not private investment. |
| $184B | 2000-2023 | Stanford AI Index 2026, citing research estimates | Estimated money from Chinese government guidance funds to AI firms; not included in China's $12.4B private figure. |
The figures people quote for AI investment count different things. The AI Index's $285.9 billion is private funding rounds, such as venture capital and private equity, in US companies that Quid classes as AI companies and that have raised more than $1.5 million since 2013. Its broader corporate total, $581.7 billion worldwide in 2025, adds mergers and acquisitions ($214.4 billion), minority stakes and public offerings. Past years also move between editions as Quid adds deals and reclassifies companies: the 2025 edition put US private investment in 2024 at $109.1 billion and global generative AI investment at $33.9 billion, while the 2026 edition's data shows $109.5 billion and $50.6 billion for the same year. Gartner's $1.79 trillion for 2025 is not an investment figure at all, and is shown only as a contrast: spending by buyers on AI servers, software and services, not money put into AI companies, and its 2026 figure is a forecast. Public money is far smaller: US federal AI contracts and grants came to about $20.4 billion from 2013 to 2024. For China, the private figure leaves out state guidance funds, so it understates total AI funding there.
What it means
How to use these numbers
Private investment in US AI companies reached $285.9 billion in 2025, more than two and a half times the $109.5 billion of 2024 and close to four times the 2023 level (both as given in the 2026 edition's data). The money is concentrated: generative AI firms took $163.6 billion of the US total, California about $218 billion, and very large rounds did much of the work, with 28 deals worldwide over $1 billion, up from 15 in 2024.
The US share of the world total is the other story. Of the $344.7 billion that AI companies raised worldwide in private rounds, about 83% went to US firms, against $20.9 billion for Europe and $12.4 billion for China. China's figure leaves out state guidance funds, which the AI Index says put an estimated $184 billion into AI firms between 2000 and 2023, so the real gap in funding is smaller than the private figures suggest.
These are funding rounds, not what companies spend on AI. As a contrast only, Gartner puts worldwide spending on AI at about $1.79 trillion in 2025, more than half of it on AI infrastructure such as AI-optimized servers; that is what buyers pay for AI products and services, not money invested in AI companies, so it should not be quoted as AI investment. Use the AI Index figure when the question is how much investors put into AI companies, and quote it with its year and edition.
Method and sources
How it was measured
Method
- Publisher
- Stanford Institute for Human-Centered Artificial Intelligence (HAI), AI Index Report 2026, chapter 4 (Economy), with investment data from Quid
- Sample
- Quid's database of company profiles, built from Capital IQ and Crunchbase data. Private investment covers AI and machine learning companies with over $1.5 million in funding since 2013.
- Definition
- Private investment is private financing events such as venture capital or private equity rounds. Corporate investment adds mergers and acquisitions, minority stakes and public offerings. Amounts are in billions of US dollars.
- Released
- 13 April 2026. Yearly values come from the report's public data files (figures 4.2.1, 4.2.2, 4.2.3, 4.2.8, 4.2.10, 4.2.11 and 4.2.14).
- Checked at source
- 31 October 2026: AI Index 2026 web page, full report PDF and chapter 4 data files; AI Index 2025 web page; Gartner press release of 16 September 2026
- Next release
- The AI Index is published once a year
- Last changed
- 31 Oct 2026
- Data files
- CSV · JSON (stable links)
Sources
- AI Index Report, Stanford HAI Research
- Gartner newsroom, Gartner, Inc. Research
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FAQ
More questions people ask
How much did China invest in AI in 2025?
Private investment in Chinese AI companies was $12.4 billion in 2025, per the AI Index. That leaves out government guidance funds, which put an estimated $184 billion into AI firms between 2000 and 2023.
How much of AI investment goes to generative AI?
Nearly half worldwide: $170.9 billion of $344.7 billion in 2025. In the US, generative AI firms took $163.6 billion of the $285.9 billion.
Which US state gets the most AI investment?
California, with about $218 billion in 2025, over 75% of the US total. Colorado ($19 billion), New York ($13 billion) and Florida ($6 billion) follow.
Is AI investment the same as AI spending?
No. Investment here is money put into AI companies in funding rounds. Gartner's AI spending figure, about $1.79 trillion worldwide in 2025, is what buyers pay for AI hardware, software and services.
Every number on this page was checked at its original source (Stanford HAI, Gartner, Inc.). Free to cite with a link to this page.