Defense technology company; valued ~$14B in 2026. Founded 2017; backers include a16z and Founders Fund.
xAI
Breakout Startups
Grok AI creator founded 2023; valued $250B before being acquired by SpaceX in an all-stock deal in February 2026. Backers included Sequoia, a16z and VY Capital.
- Website
- x.ai
- Capabilities
- AI, Foundation models, Grok
- Listing status
- Unclaimed · Editor-verified
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Our score: 8.0/10
Grok AI creator founded 2023; valued $250B before being acquired by SpaceX in an all-stock deal in February 2026. Core facts corroborated by multiple independent sources.
Sources: www.reuters.com, theenterpriseworld.com, www.mexc.fm
Editorial review by StartupBase. Featured placements never affect our verdicts.
Pros & cons
Pros
- Covers AI, Foundation models, Grok.
- Based in Burlingame.
- Key facts verified against multiple independent sources.
Cons
- AUM/valuation figures move fast in this market; 2026 reported values may already be stale.
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