llamaindex

Build RAG applications with document ingestion, indexing, and querying.

6|3|Updated Jan 29, 2026
One-click install
npx skills add https://github.com/jonnabio/ace-framework --skill llamaindex-jonnabio
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: llamaindex
Source: https://github.com/jonnabio/ace-framework/tree/main/.ace/packs/ai-research/llamaindex
Command: npx skills add https://github.com/jonnabio/ace-framework --skill llamaindex-jonnabio

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires llama-index, openai, anthropic, and includes scripts (resource) and references (resource) and assets (resource) components.

What problem does it solve?

This Skill addresses the challenge of building LLM applications with RAG (Retrieval-Augmented Generation) capabilities, offering a comprehensive solution for document ingestion, indexing, and querying.

Core Features & Use Cases

  • Document Ingestion: Connects to over 300 data sources and formats for document loading.
  • Indexing: Creates vector indices and query engines for efficient data retrieval.
  • Querying: Enables structured data extraction and complex query responses.
  • Use Case: Ideal for creating knowledge bases, chatbots, and Q&A systems that require deep document understanding.

Quick Start

Install the llama-index package and run the following Python code to index documents from a directory:

pip install llama-index
from llama_index.core import VectorStoreIndex, SimpleDirectoryReader
documents = SimpleDirectoryReader("data").load_data()
index = VectorStoreIndex.from_documents(documents)

Frequently Asked Questions about llamaindex

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I build an LLM application with RAG capabilities?

To build an LLM application with RAG, use a data framework for document ingestion, vector indexing, and querying. This approach allows chatbots and Q&A systems to retrieve deep document understanding from your knowledge base.

What data sources can I connect for document ingestion in RAG pipelines?

For document ingestion in RAG pipelines, you can connect to over 300 data sources and formats. This extensive connectivity allows you to load diverse multi-modal data for processing into vector indices.

How do I create vector indices from my loaded documents?

To create vector indices from loaded documents, use a data framework to read your directory and generate the index. This enables efficient data retrieval and structured extraction for complex query responses.

Do I need OpenAI and Anthropic dependencies for RAG query engines?

Yes, you need OpenAI and Anthropic dependencies alongside the core framework for full RAG functionality. These integrations power the query engines and enable structured data extraction across multi-modal processing.

What is the best way to extract structured data from custom knowledge bases?

The best way to extract structured data from custom knowledge bases is by using query engines built on vector indices. This RAG approach enables complex query responses and deep document understanding from ingested files.

Can I use this framework for multi-modal data processing?

Yes, you can use this framework for multi-modal data processing. It supports comprehensive document ingestion from over 300 sources, creating vector indices and query engines for complex data retrieval.