List of US AI startups in US that have raised $100M in 2025
The US AI funding landscape in 2025 is characterized by unmatched capital availability, frequent mega-rounds, and a supportive VC ecosystem, enabling rapid growth and innovation. Other countries, particularly in Europe, are making strides in AI innovation but face more cautious funding environments, regulatory complexity, and market fragmentation, resulting in lower overall investment and fewer large funding rounds. China remains the closest competitor in terms of total funding, but the US maintains a substantial lead in both the scale and dynamism of AI startup investment.
AI startups demonstrate their potential to attract funding in excess of $100 million by showcasing a combination of visionary impact, scalable business models, technical differentiation, and real-world traction. These elements collectively signal to investors that the startup is positioned for significant growth and industry leadership.
Funding Overview of US AI Startups
The US AI startup funding landscape in 2025 shows remarkable investment activity with approximately $56 billion flowing into 38 companies that secured rounds of $100 million or more. Here is the list of AI startups in US that have raised $100M and more.
| Organization Name | Last Funding Amount (in USD) | Total Funding Amount (in USD) | Last Funding Type |
|---|---|---|---|
| OpenAI | 40,000,000,000 | 61,900,120,000 | Venture - Series Unknown |
| Databricks | 5,250,000,000 | 19,247,000,000 | Debt Financing |
| Anthropic | 3,500,000,000 | 18,240,377,627 | Series E |
| Infinite Reality | 3,000,000,000 | 3,350,000,000 | Venture - Series Unknown |
| Supermicro | 700,000,000 | 2,200,000,000 | Post-IPO Debt |
| Saronic | 600,000,000 | 845,000,000 | Series C |
| Lambda | 480,000,000 | 1,412,205,501 | Series D |
| Apptronik | 403,000,000 | 431,724,924 | Series A |
| Impetus Technologies | 350,000,000 | 350,000,000 | Private Equity |
| Runway | 308,000,000 | 544,500,000 | Series D |
| Together AI | 305,000,000 | 533,500,000 | Series B |
| Tempus | 300,000,000 | 1,635,000,000 | Post-IPO Debt |
| Harvey | 300,000,000 | 506,000,000 | Series D |
| DataDirect Networks | 300,000,000 | 309,900,000 | Private Equity |
| Pagaya | 300,000,000 | 3,562,250,000 | Post-IPO Debt |
| Innovaccer | 275,000,000 | 654,100,000 | Series F |
| Taboola | 270,000,000 | 716,300,000 | Post-IPO Debt |
| XtalPi | 268,606,603 | 1,891,536,207 | Post-IPO Equity |
| Celestial AI | 250,000,000 | 588,874,997 | Series C |
| Abridge | 250,000,000 | 457,500,000 | Series D |
| Shield AI | 240,000,000 | 1,313,144,999 | Series F |
| Crusoe Energy Systems | 225,000,000 | 1,572,500,000 | Debt Financing |
| Lila Sciences | 200,000,000 | 200,000,000 | Seed |
| ElevenLabs | 180,000,000 | 281,000,000 | Series C |
| Black Sesame Technologies | 159,090,293 | 274,090,293 | Post-IPO Equity |
| The Bot Company | 150,000,000 | 300,000,000 | Venture - Series Unknown |
| UVeye | 150,000,000 | 386,500,000 | Debt Financing |
| Hippocratic AI | 141,000,000 | 276,000,000 | Series B |
| Cybereason | 120,000,000 | 970,600,000 | Venture - Series Unknown |
| Loxo | 115,000,000 | 115,000,000 | Private Equity |
| Turing | 111,000,000 | 270,185,000 | Series E |
| Nexthop AI | 110,000,000 | 110,000,000 | Series A |
| Eudia | 105,000,000 | 105,000,000 | Series A |
| Cyberhaven | 100,000,000 | 236,500,000 | Series D |
| Mercor | 100,000,000 | 133,600,000 | Series B |
| EnCharge AI | 100,000,000 | 162,900,000 | Series B |
| Genspark | 100,000,000 | 160,000,000 | Series A |
| Qventus | 85,000,000 | 203,000,000 | Series D |
| Bluwhale | 75,000,000 | 109,050,000 | Undisclosed |
A large amount of investment flowed into the AI sector, with several companies securing funding rounds. OpenAI leads with an impressive $40 billion.
The funding types vary, including venture capital, debt financing, private equity, and post-IPO equity, reflecting the different stages and needs of these companies. Many companies, such as Databricks, Supermicro, and Tempus, utilized debt financing, indicating they are likely more mature and seeking capital for expansion rather than initial growth.
Top Fundraisers
OpenAI leads with an extraordinary $40 billion funding round in March 2025, representing over 70% of total funding. Databricks secured $5.25 billion in January 2025. Anthropic raised $3.5 billion in March 2025. Infinite Reality raised $3 billion in January 2025.
The enormous gap between OpenAI’s $40B round and other companies suggests a “winner-takes-most” dynamic forming in AI. Investors are placing massive bets on established leaders rather than distributing funds more evenly across competitors.
OpenAI
Latest funding amount: $40 billion
Total funding amount: $61.90 billion
In March 2025, OpenAI closed the largest funding round in tech startup history by raising over $40 billion at a valuation of $300 billion. SoftBank led this funding round by investing $30 billion. Other participants in this round were Thrive, Coatue, Microsoft, and Altimeter. However, SoftBank’s investment could be slashed to $20 billion if OpenAI fails to transition to a for-profit entity by the end of 2025. At present, the startup is structured as a partnership between the original nonprofit AI research lab and a capped-profit firm.
Databricks
Latest funding amount: $5.25 billion
Total funding amount: $19.25 billion
Early in 2025, Databricks closed a $10 billion equity financing round that placed its valuation at $62 billion. Qatar’s sovereign wealth fund, QIA, and new investors such as Meta and Temasek participated in this funding round. Additionally, JPMorgan Chase, Citi, Barclays, Goldman Sachs, Morgan Stanley, and certain other financial institutions extended a $5.25 billion credit facility. Of the $5.25 billion, $2.5 billion consists of an unfunded revolving credit facility, while the rest of the $2.75 billion is extended in the form of a term loan.
Anthropic
Latest funding amount: $3.5 billion
Total funding amount: $18.24 billion
Funding round led by Lightspeed Venture Partners, Anthropic secured funding of $3.5 billion at a valuation of $61.5 billion. This announcement came days after Anthropic launched Claude 3.7 Sonnet, the first hybrid reasoning model, and Claude Code, Anthropic’s first agentic coding tool. Anthropic plans to use these funds in the development of its next-generation AI systems, expansion of computing capacity, acceleration of international expansion, and research into mechanistic interpretability and alignment.
Infinite Reality
Latest funding amount: $3 billion
Total funding amount: $3.35 billion
In January, Infinite Reality, the Metaverse augmented reality startup, raised $3 billion at a valuation of $12.25 billion from Sterling Select, a venture development firm. In addition to inorganic growth pursuits and formation of business partnerships, the funding will be used to add and enhance the functionalities of its no-code immersive SaaS product and execute its infrastructure plan. Infinite Reality will partner with the city of Fort Lauderdale (Florida) to convert a Superfund site into an innovation hub.
Supermicro
Latest funding amount: $700 million
Total funding amount: $2.2 billion
Supermicro, a rack-scale IT solutions provider, is a Fortune 500 company operating in over 100 countries. In February, the company issued convertible notes worth $700 million. These convertible notes would attract an interest of 2.25% payable semi-annually and mature on 15th July 2028. The company also amended its existing convertible notes to bear an interest of 3.50%. The conversion price is $61.06 per share for the new convertible notes and $83.44 per share for the amended ones. As of 25th April, Supermicro closed at $36.47 on Nasdaq.
These funds will be utilized as working capital for business growth and expansion, along with other general corporate purposes.
Saronic
Latest funding amount: $600 million
Total funding amount: $845 million
Saronic is an Austin-based startup building autonomous vessels to aid naval warfare. In February, the startup raised $600 million in Series C round at a valuation of $4 billion. This funding round allowed Saronic to quadruple its valuation just seven months after reaching unicorn status. These funds will be used to develop Port Alpha, a shipyard aimed at the swift and large-scale building of unmanned ships. Dino Mavrookas, the Chief Executive Officer (CEO), expects Port Alpha to produce ships at a scale and speed not seen since World War II.
Lambda
Latest funding amount: $480 million
Total funding amount: $1.41 billion
In a Series D funding round, Lambda, a GPU cloud provider, raised $480 million from Andra Capital, SGW, Andrej Karpathy, ARK Invest, NVIDIA, Supermicro, and various other investors. The startup enables AI companies, enterprises, and researchers to build and test models at scale through its cloud computing platform that is loaded with powerful GPUs. The company is also responsible for building the first plug-and-play Deep Learning supercomputer under $20,000. The recent funds will be utilized to scale infrastructure and software offerings, as well as Lambda Chat, where you can access various AI chat models such as DeepSeek R1 and Llama 3.3.
Apptronik
Latest funding amount: $403 million
Total funding amount: $432 million
Founded in 2016, Apptronik is an AI robotics startup that traces its roots to the University of Texas. The company claims to have developed the world’s most advanced humanoid robot in the form of Apollo. The company aimed to raise $350 million in its Series A funding round, but oversubscription allowed it to raise $403 million. This round saw participation from investors such as Google, B Capital, Capital Factory, RyderVentures, Mercedes-Benz, Japan Post Capital, and ARK Invest. These funds will be used to produce Apollo and deploy it to customers across various industries such as automotives and electronics.
Impetus Technologies
Latest funding amount: $350 million
Total funding amount: $350 million
In January, Impetus Technologies secured a strategic investment worth $350 million from Kedaara Capital, a private equity firm. These funds will be utilized to support organic growth and the expansion of service lines, including generative AI, advanced analytics, and LeapLogic, which is a tool for automating the transformation of cloud components. The company presently provides its services to various Fortune 500 companies, and for the past two years, Databricks has named LeapLogic as the Migration Partner of the Year.
Runway
Latest funding amount: $308 million
Total funding amount: $545 million
Runway, the AI startup known for its video generation models, raised $308 million. This funding was led by General Atlantic and saw participation from NVIDIA, Fidelity Management & Research Company, and SoftBank among other investors. This funding comes on the heels of the startup’s partnership announcement with Lionsgate and the launch of Gen-4, its latest video generation model. The company plans to utilize these funds to develop new AI models for new forms of media and also to bolster its workforce.
Geographic Distribution
The continued dominance of California (particularly the Bay Area) in securing AI funding shows that despite remote work trends and rising costs, the region’s ecosystem advantages remain compelling for both startups and investors.
Funding Types
Several companies founded in 2022-2024 secured nine-figure funding rounds within 1-2 years of launching, indicating both accelerated development cycles and investors’ willingness to make large, early bets in promising AI companies.
Industry Focus
Companies focusing on generative AI, such as OpenAI, Anthropic, and Runway, attracted the most funding, reflecting the current hype and potential in this industry. Enterprise AI and infrastructure companies form the largest group of AI companies, which secured rounds of over $100 million. The healthcare AI industry too attracted investor attention with startups such as Tempus, Abridge, and Innovaccer raising at least $250 million in their funding rounds.
Investor Trends
Andreessen Horowitz, Sequoia Capital, Lightspeed Venture Partners, and General Catalyst were the most active investors, frequently appearing in the top 5 investor lists across multiple companies.
We also noticed NVIDIA and Google investing heavily in AI startups, shows strategic alignment and potential acquisition interests. This also reflects how tech giants are strategically investing in the AI ecosystem, which will ultimately utilize their hardware and services. Thus, these fundings can be seen as the inception of beneficial partnerships.
These trends point to a maturing AI sector with specialization, and integration with traditional industries and national priorities. The concentration of capital suggests investors are becoming more selective, focusing on companies with proven technology and clear paths to large-scale deployment and monetization.
Strategies used by US AI startups which secured $100M+ in a single funding round
In 2025, US AI startups that targeted high-impact sectors like healthcare and infrastructure to demonstrate immense yet realistic revenue potential and differentiated themselves through proprietary technology were the ones that secured over $100 million in funding.
By assembling strong, experienced teams and leveraging market momentum around AI innovation, not only did these startups attract VC investments but also strategic investments from industry leaders.
Startups offering scalable platforms or infrastructure, and those with clear business models and proven traction, are especially appealing to investors seeking transformative, long-term opportunities in the AI space.
Smart Solutions, Brighter Tomorrows
In 2025, 38 US AI startups defied the highly competitive funding landscape by raising more than $100 million. The most successful companies are those that combine groundbreaking technology with practical, revenue-generating applications and operate in sectors where AI can deliver transformative impact.
As investor interest in AI continues to grow, the bar for mega-rounds is rising. Startups that focus on scalable platforms, defensible intellectual property, and responsible AI practices will be best equipped to attract large investments and drive meaningful change across industries. The future of AI is being shaped today by these ambitious, well-funded innovators. This phenomena has set the stage for a new era of technological advancement and business transformation.
