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LlamaIndex review (2026): pricing, features and alternatives
AI agent framework · llamaindex.ai
LlamaIndex at a glance
LlamaIndex is an AI agent framework that is free and open source and paid plans from $50/mo, best for document-heavy agents and RAG in Python.
- What it is
- Open-source Python toolkit for building LLM agents and event-driven workflows over your own documents and data.
- What it costs
- Free (open source); LlamaParse from $50/mo. Free framework; optional credit-based LlamaParse cloud plans. Free LlamaParse plan
- Who it's for
- Document-heavy agents and RAG in Python · Developers
- How it compares
- All 8 AI agent frameworks on Klyvoo are free to start
- Pricing checked
- October 2026 on llamaindex.ai
Our verdict
LlamaIndex is strongest when agents need to read and search large sets of documents, and it has 300+ integration packages. It is now Python only since the TypeScript version was deprecated in April 2026.
Pros
- Deep tooling for document ingestion, retrieval and RAG
- Event-driven workflows with branching, retries and human review
- Large ecosystem with 300+ integration packages
Cons
- TypeScript version was deprecated in April 2026
- Company focus has shifted toward its paid LlamaParse platform
- Credit-based cloud pricing takes work to estimate
LlamaIndex pricing
| Option | Price | What you get |
|---|---|---|
| Open source framework | Free | LlamaIndex Python framework plus workflows (MIT) |
| LlamaParse Free | $0/month | 10,000 credits, basic support |
| LlamaParse Starter | $50/month | 40,000 credits, pay-as-you-go up to $500/month, email support |
| LlamaParse Pro | $500/month | 400,000 credits, pay-as-you-go up to $5,000/month, priority Slack support |
| LlamaParse Enterprise | Custom | Volume discounts, SSO, dedicated account manager |
https://www.llamaindex.ai/pricing
LlamaIndex alternatives
| Agent | Starting price | Pricing model | Best for | Compare |
|---|---|---|---|---|
| LlamaIndex | Free (open source); LlamaParse from $50/mo | Free framework; optional credit-based LlamaParse cloud plans | Document-heavy agents and RAG in Python | This page |
| LangGraph | Free (open source) | Free; pay for model API usage and optional LangSmith hosting | Stateful long-running agents with fine control | LangGraph review |
| CrewAI | Free (open source) | Free; pay for model API usage and optional CrewAI AMP plan | Role-based multi-agent teams and workflows | CrewAI review |
| OpenAI Agents SDK | Free (open source) | Free; pay for model API usage | Lightweight multi-agent apps with handoffs | OpenAI Agents SDK review |
| Claude Agent SDK | Free SDK; pay for Claude API use | Free SDK; pay for Claude API usage | Agents that read files, run commands and edit code | Claude Agent SDK review |
| Microsoft Agent Framework | Free (open source) | Free; pay for model API usage and any Azure hosting | .NET and Python teams building production agents | Microsoft Agent Framework review |
LlamaIndex FAQ
Is LlamaIndex free?
Yes. The framework is open source under MIT. The hosted LlamaParse platform (formerly LlamaCloud) has a free plan with 10,000 credits and paid plans from $50/month.
What languages does LlamaIndex support?
Python. The TypeScript version was deprecated and archived on April 30, 2026.
What is LlamaIndex best for?
Agents and workflows that parse, index and answer questions over large sets of documents.
What are the best LlamaIndex alternatives?
LangGraph, CrewAI, Microsoft Agent Framework, Google Agent Development Kit and Mastra.