Semantic Kernel vs LangChain

Side-by-side comparison · Updated August 2026

Semantic Kernel

Semantic Kernel

Microsoft's AI orchestration SDK

4.1
Free Visit Website
LangChain

LangChain

Framework for building LLM applications

4.3
Free Visit Website

Our Verdict

LangChain edges ahead overall

LangChain scores higher across rating and community trust. That said, the best choice depends on your specific workflow — read the breakdown below.

Detailed Comparison

Bolder value = winner in that category

Semantic Kernel
LangChain
4.1
Rating
4.3
0 reviews
Reviews
0 reviews
Free
Pricing
Free
Free
Starting Price
Free
Yes
Free Tier
Yes
AI Agents
Category
AI Agents
Not listed
Affiliate Program
Not listed
MicrosoftSDKPluginsEnterprise
Tags
FrameworkLLMRAGDevelopers

Semantic KernelKey Features

  • Plugin architecture
  • Multi-agent support
  • .NET and Python
  • Memory system
  • OpenAI compatible

LangChainKey Features

  • Chains and agents
  • RAG support
  • Memory systems
  • 100+ integrations
  • LangSmith observability

Quick Verdict

LangChain wins — higher rating

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