About X.ai
X.ai is a company based in Burlingame (United States) founded in 2023 by Elon Musk, Yuhuai Wu, and Greg Yang was acquired by SpaceX in February 2026. X.ai has raised $44.64 billion across 9 funding rounds from investors including Fidelity Investments, Nvidia and SpaceX. X.ai has completed 3 acquisitions, including Ai.com, Hotshot and X. X.ai operates in a competitive market with competitors including OpenAI, Anthropic, Krutrim, 01.AI and Contextual AI, among others.
- Headquarter Burlingame, United States
- Founders Elon Musk, Yuhuai Wu, Greg Yang
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Sectors
Technology
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Email
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Phone
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Website
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Social
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- Legal Name X.Ai Corp
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Annual Revenue
Not available
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Net Profit
Not available
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EBITDA
Not available
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Total Equity Funding
$44.64 B (USD)
in 9 rounds
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Latest Funding Round
$20 B (USD), Series E
Jan 06, 2026
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Investors
Fidelity Investments
& 22 more
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Employee Count
Not available
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Investments & Acquisitions
Ai.com
& 2 more
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Acquired by
SpaceX
(Feb 02, 2026)
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People of X.ai
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Funding Insights of X.ai
X.ai has successfully raised a total of $44.64B across 9 strategic funding rounds. The most recent funding activity was a Series E round of $20 billion completed in January 2026. This substantial capital infusion reflects strong investor confidence in the company's business model, growth potential, and market opportunities. The funding enables strategic expansion, product development, market penetration, and operational scaling to drive long-term value creation and competitive advantage.
Investors in X.ai
X.ai has secured backing from 23 investors, including venture fund, institutional, and angel investors. Prominent investors backing the company include Fidelity Investments, Nvidia and SpaceX.
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Sequoia Capital is engaged in venture capital investments.
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Venture capital investments in technology sectors are handled by Andreessen Horowitz.
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Investor details for X.ai
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Investments & Acquisitions by X.ai
X.ai has strategically engaged in corporate development activities, having acquired 3 companies. Notable acquisitions include Ai.com, Hotshot and X.
Investment portfolio details for X.ai
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- Transaction dates
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| Company Name | Description | Domain | Location | Founded Year | Amount |
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AI-generated GIFs are created for funny and reaction purposes.
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Platform that aggregates and curates a wide range of content, including news, entertainment, and opinions
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Locked | Locked | 1999 | Locked | |
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Education is supported and advanced by the Ai.com foundation.
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Locked | Locked | 1993 | Locked |
Complete acquisition details for X.ai
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- Domains and locations
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Financial Statements - X.ai
Detailed financials for X.ai
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X.Ai Comparisons
Peer comparison for X.ai
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Competitors of X.ai
X.ai operates in a dynamic and competitive business environment, facing competition from various established players and emerging companies in the market. The competitive landscape includes prominent companies such as OpenAI, Anthropic, Krutrim, 01.AI and Contextual AI, among others.
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OpenAI is engaged in developing advanced artificial intelligence technologies.
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AI models and chatbots are offered for industry applications.
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AI tools and infrastructure are developed for generative applications.
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AI technology and applications are provided via large-scale models.
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Customizable generative AI is provided for content processing and interpretation.
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Agentic AI is developed to automate software processes and workflows.
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Detailed competitors of X.ai
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Latest news on X.Ai
Complete news archive for X.ai
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Frequently Asked Questions about X.ai
X.ai was founded in 2023.
X.ai is headquartered in Burlingame, United States. It is registered at Burlingame, California, United States.
Elon Musk is the current CEO of X.ai. They have also founded this company.
X.ai is a funded company, having raised a total of $44.64B across 9 funding rounds to date.
xAI was founded in 2023 and is headquartered in Burlingame, United States. Operations center on artificial intelligence within the technology sector, where data is created and curated for training and evaluating models. The primary product, Grok, is designed for providing internet-based knowledge and answering questions. Leadership includes co-founders Elon Musk, Yuhuai Wu, and Greg Yang, with Jared Birchall as CFO.
X.ai has 23 investors. Key investors include Fidelity Investments, Nvidia, SpaceX, Morgan Stanley, and Lightspeed Venture Partners.