F
data

Faiss

Facebook AI's library for efficient similarity search and clustering of dense vectors.
vector search similarity search facebook ai
Advanced Level
Free (Open Source)
Starting Price
Try Faiss
Category
data
Setup Time
< 2 minutes
data
Category
Advanced
Difficulty
Active
Status
Web App
Type

What is Faiss?

The library that powers vector search everywhere

Faiss by Facebook AI Research is the foundation of modern vector search. It's the fastest and most memory-efficient library for similarity search, powering everything from research papers to production systems. When performance is critical, Faiss is the answer.

Key Capabilities

What makes Faiss powerful

Raw Performance

Fastest vector search implementation with SIMD optimizations

Implementation Level Expert

GPU Accelerated

10-100x speedup with GPU implementations

Implementation Level Professional

Research Grade

The standard library cited in thousands of research papers

Implementation Level Advanced

Billion Scale

Efficiently index and search billions of vectors

Implementation Level Professional

Professional Integration

These capabilities work together to provide a comprehensive AI solution that integrates seamlessly into professional workflows. Each feature is designed with enterprise-grade reliability and performance.

Pricing

Start using Faiss today

Free (Open Source)

Starting price

Get Started

Quick Information

Category data
Pricing Model Freemium
Last Updated 12/7/2025

Tags

vector search similarity search facebook ai clustering gpu accelerated research

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