MCP server

MongoDB

MCP

Documents the agent can query without a second console.

MongoDB’s official MCP. Find, aggregate, and — if you allow it — update.

latest·Apache-2.0·Updated this quarter·github.com/mongodb-js/mongodb-mcp-server·Transport: stdio

Claude CodeDesktop

Scanned

claude_desktop_config.json

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

By MongoDB

Spec

What the server actually exposes.

find
read
Query a collection.
aggregate
read
Run a pipeline.
insert-many
write
Write documents after you confirm.

Tool	Does	Access
find	Query a collection.	read
aggregate	Run a pipeline.	read
insert-many	Write documents after you confirm.	write

Guardrails

Connection string in env
Prefer a read user
Writes are named tools

mongodb-mcp.mcp/tools

Tools

find
Query a collection.
read
aggregate
Run a pipeline.
read
insert-many
Write documents after you confirm.
write

Last call

{ "ok": true,
  "tool": "find",
  "rows": 12 }

Maker

MongoDB

@mongodb · Company

All mcps

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Discussion

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