OpenAI, the leading artificial intelligence research organization behind ChatGPT, has raised $40 billion in a monumental funding round led by SoftBank. This investment will fuel OpenAI’s ambitious plans to push the boundaries of AI research, enhance its computational infrastructure, and deliver more powerful AI tools to its vast user base of over 500 million weekly users. With this funding, OpenAI aims to accelerate the development of next-generation AI systems and expand its global reach, particularly in data center projects like Stargate.
Funding Details:
Startup: OpenAI
Investors: SoftBank (lead), Microsoft, Coatue, Altimeter, Thrive, Magnetar Capital, Founders Fund, and others
Amount Raised: $40 billion
Total Raised: Not disclosed
Funding Stage: Not specified
Founded Date: December 2015
Anthropic, a pioneer in developing safe and scalable artificial intelligence, has secured $3.5 billion in a Series E funding round led by Lightspeed Venture Partners. This substantial investment will enable Anthropic to further its mission of creating AI systems that are both powerful and aligned with human values. The funds will be used to advance research in AI safety, scale up computational resources, and expand Anthropic’s product offerings, including its Claude chatbot, which has gained significant traction in enterprise applications, with revenue reportedly reaching $3 billion annualized by May 2025.
Funding Details:
Startup: Anthropic
Investors: Lightspeed Venture Partners (lead), Bessemer Venture Partners, Cisco Investments, D1 Capital Partners, Fidelity Management & Research Company, General Catalyst, Jane Street, Menlo Ventures, Salesforce Ventures, and others
Amount Raised: $3.5 billion
Total Raised: Not disclosed
Funding Stage: Series E
Founded Date: January 2021
3. SandboxAQ
SandboxAQ, a leader in enterprise quantitative AI, has raised $450 million in a Series E funding round, adding prominent investors such as Ray Dalio, Horizon Kinetics, BNP Paribas, Google, and NVIDIA. This funding will support SandboxAQ’s efforts to develop and deploy Large Quantitative Models (LQMs) that help enterprises solve complex scientific and quantitative challenges across various industries, including biopharma, materials science, cybersecurity, and financial services. Since spinning out from Alphabet in 2022, SandboxAQ has raised over $950 million, highlighting its strong growth trajectory.
Funding Details:
Startup: SandboxAQ
Investors: Ray Dalio, Horizon Kinetics, BNP Paribas, Google, NVIDIA, T. Rowe Price, Breyer Capital, and others
Amount Raised: $450 million
Total Raised: Over $950 million
Funding Stage: Series E
Founded Date: 2021
4. Runway
Runway, a startup at the forefront of generative AI for media production, has raised $308 million in a Series D funding round led by General Atlantic. This investment will bolster Runway’s research into AI models for video generation and editing, as well as expand its Runway Studios, a film and animation production arm that leverages AI to accelerate creative processes. With this funding, Runway aims to redefine the media landscape with AI-driven tools that enhance creativity and efficiency, bringing its total raised to $536.5 million since its founding in 2018.
Funding Details:
Startup: Runway
Investors: General Atlantic (lead), Fidelity Management & Research Company, Baillie Gifford, Nvidia, SoftBank, and others
Amount Raised: $308 million
Total Raised: $536.5 million
Funding Stage: Series D
Founded Date: April 2018
5. Anysphere
Anysphere, the developer of the AI-powered coding assistant Cursor, has raised $900 million in a funding round led by Thrive Capital. This investment values Anysphere at $9.9 billion and will be used to further develop its AI coding tools, which help engineers write and edit code more efficiently. Anysphere’s technology is designed to make coding faster and more accessible, catering to the growing demand for AI in software development, with a focus on integrating advanced AI capabilities into development environments.
Funding Details:
Startup: Anysphere (Cursor)
Investors: Thrive Capital (lead), Andreessen Horowitz, Accel, DST Global, and others
Amount Raised: $900 million
Total Raised: Over $1.073 billion
Funding Stage: Series C
Founded Date: 2012
6. Mercor
Mercor, an AI recruiting startup founded by three young entrepreneurs, has raised $100 million in a Series B funding round led by Felicis. This funding will enable Mercor to expand its AI-driven recruiting platform, which uses advanced algorithms to match talent with companies more effectively. Mercor’s technology aims to streamline the hiring process and improve the quality of matches between candidates and employers, leveraging AI to analyze candidate profiles and predict job performance, with a total raised of $135 million since its founding in 2023.
Funding Details:
Startup: Mercor
Investors: Felicis (lead), Benchmark, General Catalyst, DST Global, Menlo Ventures, and others
Amount Raised: $100 million
Total Raised: $135 million
Funding Stage: Series B
Founded Date: February 2023
7. Hex
Hex Technologies, a provider of a unified, AI-powered workspace for data science and analytics, has secured $70 million in a Series C funding round. The round was led by Andreessen Horowitz and Sequoia Capital, with participation from existing investors. This new capital will fuel Hex’s mission to make data science more accessible and collaborative, enabling teams to work together seamlessly on data-driven projects. The company, founded in 2019 and headquartered in San Francisco, CA, has raised a total of $171 million, with this round bringing its funding to a new level. The exact funding date in 2025 is not specified, but it aligns with the trend of significant investments in AI-driven analytics tools.
Funding Details:
Startup: Hex Technologies
Investors: Andreessen Horowitz, Sequoia Capital (lead investors), and existing backers
Amount Raised: $70 million
Total Raised: $171 million
Funding Stage: Series C
Founded Date: 2019
8. ClickHouse
ClickHouse, a leader in real-time analytics, data warehousing, observability, and AI/ML, has secured $350 million in a Series C funding round. The round was led by Khosla Ventures, with participation from new investors BOND, IVP, Battery Ventures, and Bessemer Venture Partners, as well as existing investors including Index Ventures, Lightspeed, GIC, Benchmark, Coatue, FirstMark, and Nebius. This funding, announced on May 29, 2025, will be used to scale product development, support global expansion, and deepen partnerships with customers and technology providers building AI-native applications. ClickHouse, incorporated in Delaware with headquarters in San Francisco, CA, has raised over $650 million to date, reflecting its strong market traction in handling AI-driven analytical workloads.
Funding Details:
Startup: ClickHouse
Investors: Khosla Ventures (lead), BOND, IVP, Battery Ventures, Bessemer Venture Partners, Index Ventures, Lightspeed, GIC, Benchmark, Coatue, FirstMark, Nebius
Amount Raised: $350 million
Total Raised: Over $650 million
Funding Stage: Series C
Founded Date: 2015
9. Statsig
Statsig, a provider of a platform for data-driven product development, has secured $100 million in a Series C funding round. The round, announced on May 6, 2025, was led by ICONIQ Growth, with participation from existing investors Sequoia Capital and Madrona Venture Group. This funding will be used to expand the platform’s capabilities and grow the team, aiming to unify product development tools in the era of AI. Based in Bellevue, WA, Statsig has raised a total of $153 million, with this round valuing the company at $1.1 billion, highlighting its focus on A/B testing and feature management for product teams.
Funding Details:
Startup: Statsig
Investors: ICONIQ Growth (lead), Sequoia Capital, Madrona Venture Group
Amount Raised: $100 million
Total Raised: $153 million
Funding Stage: Series C
Founded Date: 2021
10. Vivodyne
Vivodyne, a company developing drug testing on lab-grown 3D human tissues, has secured $40 million in a Series A funding round. The round, announced around May 29, 2025, was led by Khosla Ventures, with participation from new investors Lingotto Investment Management, Helena Capital, Fortius Ventures, and existing investors Kairos Ventures, CS Ventures, Bison Ventures, and MBX Capital. The funding will be used to scale Vivodyne’s robotics and AI approach and advance R&D efforts, aiming to improve preclinical drug testing accuracy. Based in San Francisco, CA, Vivodyne has raised a total of $78 million since its founding in 2021.
Funding Details:
Startup: Vivodyne
Investors: Khosla Ventures (lead), Lingotto Investment Management, Helena Capital, Fortius Ventures, Kairos Ventures, CS Ventures, Bison Ventures, MBX Capital
Amount Raised: $40 million
Total Raised: $78 million
Funding Stage: Series A
Founded Date: 2020
11. Listen Labs
Listen Labs, an AI-powered customer research startup, has raised $27 million through seed and Series A funding rounds, both led by Sequoia Capital, with participation from new investors Conviction and Pear. Announced in April 2025, the funding will be used to expand operations, reach more businesses, and further develop the platform’s capabilities. Founded in 2023 and based in San Francisco, CA, Listen Labs helps users create research questions, identify participants, and run audio and video interviews, using large language models to generate reports. This round marks its total funding at $27 million, reflecting its early-stage growth in the AI research space.
Funding Details:
Startup: Listen Labs
Investors: Sequoia Capital (lead for both rounds), Conviction, Pear
Amount Raised: $27 million (combined seed and Series A)
Total Raised: $27 million
Funding Stage: Seed and Series A
Founded Date: 2023
12. Stord
Stord, a provider of cloud-based end-to-end logistics and supply chain management solutions, has secured $200 million in a Series B funding round. The round, announced on April 9, 2025, was co-led by Addition, Andreessen Horowitz, Lightspeed Venture Partners, and Valor Equity Partners, with participation from existing investors including Thrive Capital, Altimeter, Terrain, and Trust Ventures. The funding will be used to continue growth, build the first factory in Texas, and expand operations. Based in Atlanta, GA, Stord has raised a total of $268 million, with this round supporting its mission to unify logistics on a single platform.
Funding Details:
Startup: Stord
Investors: Addition, Andreessen Horowitz, Lightspeed Venture Partners, Valor Equity Partners (co-leads), Thrive Capital, Altimeter, Terrain, Trust Ventures, and others
Amount Raised: $200 million
Total Raised: $268 million
Funding Stage: Series B
Founded Date: 2015
13. Chainguard
Chainguard, a company providing secure open source software solutions, has secured $356 million in a Series D funding round. Announced on April 23, 2025, the round was co-led by Kleiner Perkins and IVP, with participation from new investors Salesforce Ventures and Datadog Ventures, as well as all existing investors including Sequoia Capital. The funding will be used to accelerate product innovation and company expansion, with Chainguard now valued at $3.5 billion. Based in Kirkland, WA, and founded in 2021, the company has raised a total of $612 million, focusing on software supply chain security.
Funding Details:
Startup: Chainguard
Investors: Kleiner Perkins, IVP (co-leads), Salesforce Ventures, Datadog Ventures, and all existing investors (including Sequoia Capital)
Amount Raised: $356 million
Total Raised: $612 million
Funding Stage: Series D
Founded Date: 2015
14. Apex Space
Apex Space, a manufacturer of standardized satellite buses, has secured $200 million in a Series C funding round. Announced on April 28, 2025, the round was led by Point72 Ventures and co-led by 8VC, with participation from existing investors including Andreessen Horowitz, and new investors Washington Harbour Partners and StepStone Group. The funding will be used to scale production and meet the growing demand for Apex’s configurable satellite bus platforms. Based in Los Angeles, CA, Apex has raised a total of $318 million, aiming to accelerate access to space for commercial and government missions.
Funding Details:
Startup: Apex Space
Investors: Point72 Ventures (lead), 8VC (co-lead), Andreessen Horowitz, Washington Harbour Partners, StepStone Group, and others
Amount Raised: $200 million
Total Raised: $318 million
Funding Stage: Series C
Founded Date: 2022
15. Reflect Orbital
Reflect Orbital, a spacetech startup developing a constellation of satellites to reflect sunlight down to Earth, has secured $20 million in a Series A funding round. Announced on May 14, 2025, the round was led by Lux Capital, with participation from Sequoia Capital and Starship Ventures. The funding will be used to support team growth, scale operations, and prepare for the first space missions, with the first satellite set to launch as early as Spring 2026. Based in Hawthorne, CA, Reflect Orbital has raised a total of $26.5 million, focusing on innovative energy applications.
Funding Details:
Startup: Reflect Orbital
Investors: Lux Capital (lead), Sequoia Capital, Starship Ventures
Amount Raised: $20 million
Total Raised: $26.5 million
Funding Stage: Series A
Founded Date: 2021
16. Base Power
Base Power, an energy company providing residential backup battery systems and electricity plans, has secured $200 million in a Series B funding round. Announced on April 9, 2025, the round was co-led by Addition, Andreessen Horowitz, Lightspeed Venture Partners, and Valor Equity Partners, with participation from existing investors including Thrive Capital, Altimeter, Terrain, and Trust Ventures. The funding will be used to continue growth, build the first factory in Texas, and expand operations. Based in Austin, TX, and founded in 2023, Base Power has raised a total of $268 million, aiming to build a grid for the future.
Funding Details:
Startup: Base Power
Investors: Addition, Andreessen Horowitz, Lightspeed Venture Partners, Valor Equity Partners (co-leads), Thrive Capital, Altimeter, Terrain, Trust Ventures, and others
Amount Raised: $200 million
Total Raised: $268 million
Funding Stage: Series B
Founded Date: 2023
17. Sprinter Health
Sprinter Health, a mobile healthcare provider that combines technology with a medical practice to deliver personalized care to patients’ homes, has secured $55 million in a Series B funding round. Announced on May 15, 2025, the round was led by General Catalyst, with participation from Andreessen Horowitz, Regents of the University of California, Google Ventures, and Accel. The funding will be used to expand operations and development efforts, allowing Sprinter Health to reach more patients and improve access to preventive care. Based in Menlo Park, CA, the total raised is not specified in the sources, but the company has shown significant growth, expanding from five states in 2023 to 18 today.
Funding Details:
Startup: Sprinter Health
Investors: General Catalyst (lead), Andreessen Horowitz, Regents of the University of California, Google Ventures, Accel
Amount Raised: $55 million
Total Raised: Not specified
Funding Stage: Series B
Founded Date: 2021
18. Prepared
Prepared, a provider of an assistive AI platform for emergency response, has secured $80 million in a Series C funding round. Announced on June 2, 2025, the round was led by General Catalyst, with participation from Andreessen Horowitz, First Round Capital, and Radical Ventures. The funding will be used to expand operations and development efforts, allowing Prepared to further modernize 911 emergency response systems with AI technology. Based in NYC and founded in 2019, the total raised is not specified, but previous rounds include a $27 million Series B in 2024, suggesting significant growth in the emergency communications sector.
Funding Details:
Startup: Prepared
Investors: General Catalyst (lead), Andreessen Horowitz, First Round Capital, Radical Ventures
Amount Raised: $80 million
Total Raised: Not specified
Funding Stage: Series C
Founded Date: 2019
19. UNION
UNION, a startup developing an AI-powered platform, has secured $50 million in a Seed funding round. Announced in May 2025, the funding will be used to build and scale the platform’s capabilities. Specific details on investors are not available from the sources, but this round marks UNION’s total funding at $50 million, reflecting its early-stage focus on AI innovation. The exact location and founding date are not specified, but it aligns with the trend of seed-stage AI startups attracting significant capital.
Funding Details:
Startup: UNION
Investors: Not specified
Amount Raised: $50 million
Total Raised: $50 million
Funding Stage: Seed
Founded Date: May 2022
20. Persivia
Persivia, a leader in AI-driven digital health solutions, has secured $107 million in a recapitalization with Aldrich Capital Partners. Announced on April 29, 2025, the funding will be used to accelerate expansion plans, grow the sales force, and roll out new AI-powered solutions aimed at driving operational efficiency and patient management for healthcare organizations. Based in Marlborough, MA, the total raised is not specified, but this recapitalization supports Persivia’s mission to transform care delivery with AI, with a focus on value-based care and population health management.
Funding Details:
Startup: Persivia
Investors: Aldrich Capital Partners
Amount Raised: $107 million
Total Raised: Not specified
Funding Stage: Recapitalization
Founded Date: 2015
21. Field Materials
Field Materials, a construction tech startup, has raised $10.5 million in a Series A funding round. Announced in May 2025, the company uses AI and document digitization to automate the procurement of construction materials, reducing manual data entry and improving efficiency. Specific investors are not detailed in the sources, but the round brings Field Materials’ total funding to nearly $19 million. Founded in 2022 and based in Charlotte, NC, this funding supports its rapid growth, processing over $360 million in material purchases annually across 27 US states.
Funding Details:
Startup: Field Materials
Investors: Not specified
Amount Raised: $10.5 million
Total Raised: Nearly $19 million
Founded Stage: Series A
Funding Date: May 2022
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