QdrantvsSemantic Kernel

Full side-by-side comparison — features, pricing, platforms, and which one wins in 2026.

Qdrant

Vector Databases

High-performance vector database for AI applications

Semantic Kernel

Developer Tools

Microsoft's AI orchestration SDK for building agents with .NET, Python, and Java

FeatureQdrantSemantic Kernel
CategoryVector DatabasesDeveloper Tools
PricingFree (open-source) + CloudFree (open-source)
GitHub Stars
21k
More stars
23k
PlatformsLinux, macOS, DockerLinux, macOS, Windows
Key Features
  • Vector search
  • Filtering
  • Distributed
  • REST/gRPC API
  • Rust-based
  • Plugin system
  • Memory
  • Planner
  • Multi-language
  • Azure integration
Pros
  • + Blazing fast (Rust-based)
  • + Advanced filtering capabilities
  • + Production-ready scaling
  • + Rich API (REST + gRPC)
  • + Great documentation
  • + Enterprise-ready with Microsoft backing
  • + Multi-language (C#, Python, Java)
  • + Deep Azure OpenAI integration
  • + Plugin architecture for extensibility
Cons
  • More complex than ChromaDB
  • Self-hosting requires resources
  • Smaller ecosystem
  • Cloud pricing can be high
  • Heavy enterprise focus
  • Verbose API compared to alternatives
Tags
vector-dbrusthigh-performanceopen-source
microsoftsdkenterprisedotnet

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