Zilliz vs Grok
Side-by-side comparison of AI visibility scores, market position, and capabilities
Creator of Milvus, most adopted open-source vector database (40K+ GitHub stars, 100M+ downloads). Founded 2017, Redwood City. Raised ~$113-132M. Private.
About
Zilliz is an AI infrastructure company founded in 2017 by Charles Xie, headquartered in Redwood City, California. It created and maintains Milvus, the world's most widely adopted open-source vector database with 40,000+ GitHub stars and 100M+ downloads. Raised approximately $113-132 million including a $60M Series B in August 2022.
AI assistant by xAI (Elon Musk); Grok 3 topped reasoning benchmarks in Feb 2025; 1M+ paying subscribers in week one; real-time X post access; distributed via X Premium; xAI valued at $24B.
About
Grok is the AI assistant developed by xAI, Elon Musk's AI company founded in 2023, and distributed primarily through X (formerly Twitter). Grok launched in November 2023 as an X Premium perk, with the notable differentiator of real-time access to X posts and a less restricted, more direct conversational style. Grok 3, released in February 2025, achieved top scores on the AIME math reasoning benchmark and ARC-AGI test, briefly positioning xAI as a frontier model lab.
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