LlamaIndex
Data framework for connecting LLMs to external data sources with advanced indexing and retrieval
Open SourceOpen source (MIT), LlamaCloud free tier, Growth $499/mo, Enterprise custom APIOpen Source api
Visit LlamaIndexAbout LlamaIndex
LlamaIndex (formerly GPT Index) is a data framework for LLM applications that provides tools to ingest, structure, and access private or domain-specific data. It offers 160+ data connectors (LlamaHub), multiple index types for different retrieval patterns, and query engines for natural language data access. LlamaCloud provides managed parsing and indexing services.
Key Features
- 160+ data connectors
- Multiple index types
- Query engines
- Agent framework
- LlamaCloud managed service
- LlamaParse for document parsing
- Evaluation tools
Pros
- Best for RAG applications
- Huge connector ecosystem
- Clean abstractions
- Strong document parsing
Cons
- Focused mainly on retrieval use cases
- Can be complex for beginners
- Rapid API changes
Tags
llm-frameworkragdata-indexingretrievalopen-source
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