Qdrant vs Zilliz
Side-by-side comparison of AI visibility scores, market position, and capabilities
Open-source vector database written in Rust. $50M Series B (March 2026), $87.8M total. 250M+ downloads, 29K GitHub stars. Clients: Tripadvisor, HubSpot, Bosch. Private.
About
Qdrant is a vector search engine company founded in 2021 by Andre Zayarni, headquartered in Berlin, Germany. It develops a high-performance open-source vector database optimized for AI retrieval and similarity matching, written in Rust. In March 2026, Qdrant raised $50M Series B led by Advance Venture Partners, bringing total funding to ~$87.8M.
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.
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