> ## Documentation Index
> Fetch the complete documentation index at: https://kalarislabs.com/llms.txt
> Use this file to discover all available pages before exploring further.

# llamaindex — AI agent skill for llm applications

> Data framework for building LLM applications with RAG.

# `llamaindex`

> Data framework for building LLM applications with RAG. Specializes in document ingestion (300+ connectors), indexing, and querying. Features vector indices, query engines, agents, and multi-modal support. Use for document Q\&A, chatbots, knowledge retrieval, or building RAG pipelines. Best for data-centric LLM applications.

**Category:** [llm-applications](/skills#llm-applications) · **License:** MIT · **Version:** 1.0.0

## Install

```bash theme={null}
npx research-agent-skills install llamaindex
npx skills add KalarisLabs/research-agent-skills --skill llamaindex
```

## When to use it

Data framework for building LLM applications with RAG. Specializes in document ingestion (300+ connectors), indexing, and querying. Features vector indices, query engines, agents, and multi-modal support. Use for document Q\&A, chatbots, knowledge retrieval, or building RAG pipelines. Best for data-centric LLM applications.

## Full playbook

Read [SKILL.md](https://github.com/KalarisLabs/research-agent-skills/blob/main/skills/llamaindex/SKILL.md) for the complete workflow, references and any scripts. The agent installer copies the full skill folder.