What is PageIndex?
PageIndex is vectorless, reasoning-based RAG. It works in two steps:
- Index — generate a tree-structure index for each document.
- Retrieve — agentically search that tree with LLM reasoning.
To learn more about PageIndex, please see our detailed introduction to the PageIndex framework .
PageIndex Workflow: Tree index generation; and agentic LLM reasoning over the index for context-aware retrieval
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Integrate PageIndex
Integrate PageIndex into your agents or applications, via MCP or API
Enterprise
Dedicated cluster, or private deployment in your VPC for organizations
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