Qdrant

platform active freemium

A high-performance open-source vector database written in Rust. Qdrant focuses on speed and efficiency, with advanced filtering capabilities and support for billion-scale vector collections.

Implements

Concepts this tool claims to implement:

  • HNSW-based vector search with payload filtering. Supports multiple distance metrics and quantization for efficiency.

  • Sparse vectors for keyword search combined with dense vectors. Fusion methods for combining results.

  • Collections with rich payload schemas. Point-level metadata for filtering and organization.

Integration Surfaces

  • Python SDK
  • JavaScript SDK
  • Rust SDK
  • REST API
  • gRPC API

Details

Vendor
Qdrant
License
Apache-2.0
Runs On
local, cloud
Used By
system

Notes

Qdrant is known for performance and advanced features like quantization and efficient filtering. The Rust implementation makes it fast and memory-efficient. Good choice for self-hosted production deployments.