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Vector Databases
Overview
Focus
Vector Databases
AI Search Engines
Product
Meta's library for efficient similarity search and clustering of dense vectors at billion-vector scale.
Open-source distributed vector search engine for billion-scale approximate nearest neighbor search.
Headquarters
Menlo Park, California
Tokyo, Japan
Company size
10,001+ employees
11-50 employees
Founded
2017
2019
Pricing details
Published rate
Free
Free
Free options
Free plan
Free plan
Source updated
Oct 29, 2026
Oct 29, 2026