Using LlamaIndex Server

Running LlamaIndex workflows with both API endpoints and a user interface for interaction

LlamaIndex Server

LlamaIndexServer is a Next.js-based application that allows you to quickly launch your LlamaIndex Workflows as an API server with an optional chat UI. It provides a complete environment for running LlamaIndex workflows with both API endpoints and a user interface for interaction.

Features

Add a sophisticated chatbot UI to your LlamaIndex workflow
Edit code and document artifacts in an OpenAI Canvas-style UI
Extendable UI components for events and headers
Built on Next.js for high performance and easy API development

Quick Start

Check the latest information on the NPM package page: https://www.npmjs.com/package/@llamaindex/server

Note for AI agents: this documentation is built for programmatic access. - Overview of all docs: https://developers.llamaindex.ai/llms.txt - Any page is available as raw Markdown by appending index.md to its URL — e.g. https://developers.llamaindex.ai/llamaparse/parse/getting_started/index.md - Agent-friendly REST search APIs live under https://developers.llamaindex.ai/api/ — search (BM25 full-text), grep (regex), read (fetch a page), and list (browse the doc tree). See https://developers.llamaindex.ai/llms.txt for parameters. - A hosted documentation MCP server is available at https://developers.llamaindex.ai/mcp. If you support MCP, you can ask the user to install it for browsing these docs directly (an alternative to the REST API). Setup: https://developers.llamaindex.ai/python/shared/mcp/