# LangChain vs LlamaIndex — Fit & Features

Canonical: https://trutool.co/compare/langchain-vs-llamaindex
Author: Snehil (https://trutool.co/authors/snehil)

Compare LangChain and LlamaIndex by use case, features, limitations, and evaluation questions.

## Compare fit, features, and limitations

### LangChain
Tools for building AI applications, agents, and retrieval workflows.
Best fit: Developers building and evaluating custom agents.
- Tools for building AI applications, agents, and retrieval workflows
Before you choose: Check licensing, maintenance status, supported providers, and hosting or inference costs.
Pricing: https://www.langchain.com/
- [Read LangChain profile](https://trutool.co/tools/langchain): Read LangChain profile

### LlamaIndex
Data framework and platform for building agents over enterprise information.
Best fit: Developers building and evaluating custom agents.
- Data framework and platform for building agents over enterprise information
Before you choose: Check licensing, maintenance status, supported providers, and hosting or inference costs.
Pricing: https://www.llamaindex.ai/
- [Read LlamaIndex profile](https://trutool.co/tools/llamaindex): Read LlamaIndex profile