mcp server

MongoDB MCP Server

MongoDB's MCP server for querying and indexing collections, with optional MongoDB Atlas admin tools.

mongodb-js/mongodb-mcp-serverofficiallistedunreviewednot running here yet

Use tool

Set up

Runs on your computer. Pick your agent and operating system.

Before you start

Node.js 20 or newer

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "mongodb": {
      "command": "npx",
      "args": [
        "-y",
        "mongodb-mcp-server"
      ]
    }
  }
}

same format Cursor, GitHub Copilot CLI, Junie, JetBrains AI Assistant, Augment (Auggie CLI), Factory Droid, Kiro, Devin CLI +12

Values in angle brackets are placeholders. Restart Claude Desktop after editing its config.Claude Desktop docs

Tools provided

As listed by the project. Your agent asks before calling them, depending on its settings.

findQuery documents
aggregateRun an aggregation pipeline
insert-manyInsert documents
update-manyUpdate documents
collection-indexesList indexes
atlas-create-clusterCreate an Atlas cluster (Atlas tools)

README

synced Oct 13, 2026

MongoDB MCP Server

MongoDB's MCP server for querying and indexing collections, with optional MongoDB Atlas admin tools.

Install

npx -y mongodb-mcp-server

Configuration

Variable	Required	Description
`MDB_MCP_CONNECTION_STRING`	No	MongoDB connection string
`MDB_MCP_API_CLIENT_ID`	No	Atlas API service account client ID (for Atlas tools)
`MDB_MCP_API_CLIENT_SECRET`	No	Atlas API service account client secret
`MDB_MCP_READ_ONLY`	No	Restrict the server to read, connect and metadata operations
`MDB_MCP_TRANSPORT`	No	stdio (default) or http

Tools

find — Query documents
aggregate — Run an aggregation pipeline
insert-many — Insert documents
update-many — Update documents
collection-indexes — List indexes
atlas-create-cluster — Create an Atlas cluster (Atlas tools)

About this listing

Details were gathered from the project's public pages on 2026-10-13 and have not been reviewed by a person yet. Read the project's own documentation before giving it access to anything sensitive.

Sources: