These tools competes with
Semantic KernelvsLangChain
Microsoft AI orchestration SDK — superseded by Microsoft Agent Framework versus The leading LLM app framework
Compare interactively in Explore →Choose Semantic Kernel when…
- •.NET or C# is your primary language
- •You're integrating AI into a Microsoft-stack app
- •You need enterprise-grade agent orchestration
Choose LangChain when…
- •You want a broad, flexible LLM orchestration toolkit
- •You need integrations with many tools and data sources
- •You're prototyping or exploring LLM app patterns
Side-by-side comparison
Field
Semantic Kernel
LangChain
Category
Agent Frameworks
Pipelines & RAG
Type
Open Source
Open Source
Free Tier
✓ Yes
✓ Yes
Pricing Plans
—
—
GitHub Stars
⭐ 22,000
⭐ 93,000
Health
●95 — Active
●100 — Active
Semantic Kernel
Microsoft open-source SDK for integrating AI models into .NET, Python, and Java applications. Officially superseded by Microsoft Agent Framework 1.0 (April 2026), which merges AutoGen and Semantic Kernel. Existing applications stay supported; new builds should target Agent Framework.
Shared Connections1 tools both integrate with
Only Semantic Kernel (2)
LangChainMicrosoft Agent Framework
Only LangChain (32)
OpenHandsCrewAIAutoGenSemantic KernelLangSmithLlamaIndexQdrantChromaPineconeWeaviate
Explore the full AI landscape
See how Semantic Kernel and LangChain fit into the bigger picture — 235 tools, 543 relationships, all mapped.