LlamaIndex vs Semantic Kernel
A detailed comparison to help you choose the right AI tool
LlamaIndex
Data framework for LLM applicationsSemantic Kernel
Microsoft's SDK for AI integrationCategory
Enterprise AI
Enterprise AI
Pricing
freemium
free
Key Features
- RAG framework
- Data connectors
- Index structures
- Query engines
- Open source
- Enterprise
- Microsoft backed
- Multi-language
- Plugins
- Memory
- Planners
About LlamaIndex
LlamaIndex provides RAG infrastructure for connecting LLMs to enterprise data sources.
About Semantic Kernel
Semantic Kernel is Microsoft's open-source SDK for integrating AI into applications.
Which Should You Choose?
Choose LlamaIndex if:
- You prefer a freemium model
- You need: RAG framework
- You value: Data connectors
Choose Semantic Kernel if:
- You prefer free tools
- You need: Microsoft backed
- You value: Multi-language