# Competitor Profile: Qdrant
## Overview
Qdrant is an open-source vector similarity search engine with extended filtering support, written in Rust for performance and memory safety.
## Features
- High-performance vector search
- Rich filtering and payload support
- Exact and approximate search
- Distributed deployment
- Quantization for memory efficiency
- Real-time data updates
## Architecture
- Rust-based implementation
- HNSW algorithm for indexing
- Column-oriented payload storage
- gRPC and REST APIs
- Horizontal scaling support
## Memory Model
- In-memory index with disk persistence
- Segment-based storage
- Product, scalar, and binary quantization
- Support for named vectors (multiple vectors per point)
## Pricing/Licensing
- Open-source (Apache 2.0 license)
- Qdrant Cloud: Free tier, then pay-as-you-go
- Self-hosted: Free
- Enterprise support: Available
## Deployment Options
- Self-hosted (Docker, binary, from source)
- Qdrant Cloud (managed service)
- Kubernetes deployment
- Embedded mode for local development
## Integration Capabilities
- Python, JavaScript, Go, Rust clients
- REST and gRPC APIs
- LangChain integration
- LlamaIndex support
- OpenAI, Cohere embedding support
## Technical Pros
- Rust performance and memory safety
- Advanced filtering capabilities
- Efficient quantization options
- Good balance of features and simplicity
- Self-hosting friendly
## Technical Cons
- Smaller community compared to Pinecone/Weaviate
- Less mature ecosystem
- Documentation could be more comprehensive
- Limited graph capabilities
## Citations
- [Qdrant Documentation](https://qdrant.tech/documentation/)
- [Qdrant GitHub](https://github.com/qdrant/qdrant)