Semantic Kernel vs LangChain

FeatureSemantic KernelLangChain
CategoryAI DevelopmentAI Agent Frameworks
PricingFree (open-source)Free + LangSmith paid
GitHub Stars22,00098,000
PlatformsLinux, macOS, WindowsmacOS, Linux, Windows
Features
  • ✓ Plugin system
  • ✓ Memory
  • ✓ Planner
  • ✓ Multi-language
  • ✓ Azure integration
  • ✓ Chain composition
  • ✓ RAG pipelines
  • ✓ Agent toolkits
  • ✓ Memory systems
  • ✓ Streaming
  • ✓ Multi-model
  • ✓ LangGraph
Tags
microsoftsdkenterprisedotnet
open-sourceframeworkpythonjavascriptragchains