
mcp-server-llamacloud
A MCP server connecting to managed indexes on LlamaCloud
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LlamaCloud MCP Server
A MCP server connecting to multiple managed indexes on LlamaCloud
This is a TypeScript-based MCP server that creates multiple tools, each connected to a specific managed index on LlamaCloud. Each tool is defined through command-line arguments.
Features
Tools
- Creates a separate tool for each index you define
- Each tool provides a
query
parameter to search its specific index - Auto-generates tool names like
get_information_index_name
based on index names
Installation
To use with your MCP Client (e.g. Claude Desktop, Windsurf or Cursor), add the following config to your MCP client config:
{
"mcpServers": {
"llamacloud": {
"command": "npx",
"args": [
"-y",
"@llamaindex/mcp-server-llamacloud",
"--index",
"10k-SEC-Tesla",
"--description",
"10k SEC documents from 2023 for Tesla",
"--index",
"10k-SEC-Apple",
"--description",
"10k SEC documents from 2023 for Apple"
],
"env": {
"LLAMA_CLOUD_PROJECT_NAME": "<YOUR_PROJECT_NAME>",
"LLAMA_CLOUD_API_KEY": "<YOUR_API_KEY>"
}
}
}
}
For Claude, the MCP config can be found at:
- On MacOS:
~/Library/Application Support/Claude/claude_desktop_config.json
- On Windows:
%APPDATA%/Claude/claude_desktop_config.json
Tool Definition Format
In the args
array of the MCP config, you can define multiple tools by providing pairs of --index
and --description
arguments. Each pair defines a new tool.
For example:
--index "10k-SEC-Tesla" --description "10k SEC documents from 2023 for Tesla"
Adds a tool for the 10k-SEC-Tesla
LlamaCloud index to the MCP server.
Development
Install dependencies:
npm install
Build the server:
npm run build
For development with auto-rebuild:
npm run watch
To use the development version, replace in your MCP config npx @llamaindex/mcp-server-llamacloud
with node ./build/index.js
.
Debugging
Since MCP servers communicate over stdio, debugging can be challenging. We recommend using the MCP Inspector, which is available as a package script:
npm run inspector
The Inspector will provide a URL to access debugging tools in your browser.
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Reviews

user_gVrHXcyG
I've been using mcp-server-llamacloud by run-llama, and it has significantly improved my workflow. The seamless integration and robust performance make it an invaluable tool for any developer. Highly recommend checking it out on GitHub!