Skip to content

chore: default examples with --readOnly #347

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 7 commits into from
Jul 9, 2025
Merged
Changes from all commits
Commits
File filter

Filter by extension

Filter by extension

Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
40 changes: 29 additions & 11 deletions README.md
Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
[![Install in VS Code](https://img.shields.io/badge/VS_Code-Install_Server-0098FF?logo=data:image/svg%2bxml;base64,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)](https://insiders.vscode.dev/redirect/mcp/install?name=mongodb&inputs=%5B%7B%22id%22%3A%22connection_string%22%2C%22type%22%3A%22promptString%22%2C%22description%22%3A%22MongoDB%20connection%20string%22%7D%5D&config=%7B%22command%22%3A%22npx%22%2C%22args%22%3A%5B%22-y%22%2C%22mongodb-mcp-server%22%5D%2C%22env%22%3A%7B%22MDB_MCP_CONNECTION_STRING%22%3A%22%24%7Binput%3Aconnection_string%7D%22%7D%7D)
[![Install in Cursor](https://img.shields.io/badge/Cursor-Install_Server-1e1e1e?logo=data:image/svg%2bxml;base64,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)](https://cursor.com/install-mcp?name=MongoDB&config=eyJjb21tYW5kIjoibnB4IC15IG1vbmdvZGItbWNwLXNlcnZlciJ9)
[![Install in VS Code](https://img.shields.io/badge/VS_Code-Install_Server-0098FF?logo=data:image/svg%2bxml;base64,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)](https://insiders.vscode.dev/redirect/mcp/install?name=mongodb&inputs=%5B%7B%22id%22%3A%22connection_string%22%2C%22type%22%3A%22promptString%22%2C%22description%22%3A%22MongoDB%20connection%20string%22%7D%5D&config=%7B%22command%22%3A%22npx%22%2C%22args%22%3A%5B%22-y%22%2C%22mongodb-mcp-server%22%2C%22--readOnly%22%5D%2C%22env%22%3A%7B%22MDB_MCP_CONNECTION_STRING%22%3A%22%24%7Binput%3Aconnection_string%7D%22%7D%7D)
[![Install in Cursor](https://img.shields.io/badge/Cursor-Install_Server-1e1e1e?logo=data:image/svg%2bxml;base64,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)](https://cursor.com/install-mcp?name=MongoDB&config=JTdCJTIyY29tbWFuZCUyMiUzQSUyMm5weCUyMC15JTIwbW9uZ29kYi1tY3Atc2VydmVyJTIwLS1yZWFkT25seSUyMiU3RA%3D%3D)
[![View on Smithery](https://smithery.ai/badge/@mongodb-js/mongodb-mcp-server)](https://smithery.ai/server/@mongodb-js/mongodb-mcp-server)

# MongoDB MCP Server
Expand Down Expand Up @@ -42,7 +42,7 @@ node -v

### Quick Start

> **Note:** When using Atlas API credentials, be sure to assign only the minimum required permissions to your service account. See [Atlas API Permissions](#atlas-api-permissions) for details.
**Note:** When using Atlas API credentials, be sure to assign only the minimum required permissions to your service account. See [Atlas API Permissions](#atlas-api-permissions) for details.

Most MCP clients require a configuration file to be created or modified to add the MCP server.

Expand All @@ -53,6 +53,8 @@ Note: The configuration file syntax can be different across clients. Please refe
- **Claude Desktop**: https://modelcontextprotocol.io/quickstart/user
- **Cursor**: https://docs.cursor.com/context/model-context-protocol

> **Default Safety Notice:** All examples below include `--readOnly` by default to ensure safe, read-only access to your data. Remove `--readOnly` if you need to enable write operations.

#### Option 1: Connection String args

You can pass your connection string via args, make sure to use a valid username and password.
Expand All @@ -66,7 +68,8 @@ You can pass your connection string via args, make sure to use a valid username
"-y",
"mongodb-mcp-server",
"--connectionString",
"mongodb://localhost:27017/myDatabase"
"mongodb://localhost:27017/myDatabase",
"--readOnly"
]
}
}
Expand All @@ -90,7 +93,8 @@ Use your Atlas API Service Accounts credentials. Must follow all the steps in [A
"--apiClientId",
"your-atlas-service-accounts-client-id",
"--apiClientSecret",
"your-atlas-service-accounts-client-secret"
"your-atlas-service-accounts-client-secret",
"--readOnly"
]
}
}
Expand All @@ -102,7 +106,7 @@ Use your Atlas API Service Accounts credentials. Must follow all the steps in [A
Start Server using npx command:

```shell
npx -y mongodb-mcp-server --apiClientId="your-atlas-service-accounts-client-id" --apiClientSecret="your-atlas-service-accounts-client-secret"
npx -y mongodb-mcp-server --apiClientId="your-atlas-service-accounts-client-id" --apiClientSecret="your-atlas-service-accounts-client-secret" --readOnly
```

- For a complete list of arguments see [Configuration Options](#configuration-options)
Expand All @@ -111,7 +115,7 @@ Start Server using npx command:
#### Option 4: Standalone Service using environment variables

```shell
npx -y mongodb-mcp-server
npx -y mongodb-mcp-server --readOnly
```

You can use environment variables in the config file or set them and run the server via npx.
Expand Down Expand Up @@ -139,6 +143,7 @@ docker run --rm -i \
```shell
docker run --rm -i \
-e MDB_MCP_CONNECTION_STRING="mongodb+srv://username:[email protected]/myDatabase" \
-e MDB_MCP_READ_ONLY="true" \
mongodb/mongodb-mcp-server:latest
```

Expand All @@ -148,7 +153,7 @@ docker run --rm -i \
docker run --rm -i \
-e MDB_MCP_API_CLIENT_ID="your-atlas-service-accounts-client-id" \
-e MDB_MCP_API_CLIENT_SECRET="your-atlas-service-accounts-client-secret" \
mongodb/mongodb-mcp-server:latest
mongodb/mongodb-mcp-server:latest --readOnly
```
Copy link
Collaborator

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

Suggested change
mongodb/mongodb-mcp-server:latest --readOnly
-e MDB_MCP_READ_ONLY="true" \
mongodb/mongodb-mcp-server:latest


##### Docker in MCP Configuration File
Expand All @@ -160,7 +165,14 @@ Without options:
"mcpServers": {
"MongoDB": {
"command": "docker",
"args": ["run", "--rm", "-i", "mongodb/mongodb-mcp-server:latest"]
"args": [
"run",
"--rm",
"-e",
"MDB_MCP_READ_ONLY=true",
"-i",
"mongodb/mongodb-mcp-server:latest"
]
}
}
}
Expand All @@ -179,6 +191,8 @@ With connection string:
"-i",
"-e",
"MDB_MCP_CONNECTION_STRING=mongodb+srv://username:[email protected]/myDatabase",
"-e",
Copy link
Collaborator

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

This seems to be passing the config parameters via env variables - I think we should consistently use the same patterns (i.e. either command-line args or env variables).

Copy link
Collaborator Author

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

nice catch! thx updating

"MDB_MCP_READ_ONLY=true",
"mongodb/mongodb-mcp-server:latest"
]
}
Expand All @@ -198,6 +212,8 @@ With Atlas API credentials:
"--rm",
"-i",
"-e",
"MDB_MCP_READ_ONLY=true",
"-e",
"MDB_MCP_API_CLIENT_ID=your-atlas-service-accounts-client-id",
"-e",
"MDB_MCP_API_CLIENT_SECRET=your-atlas-service-accounts-client-secret",
Expand Down Expand Up @@ -462,7 +478,8 @@ npx -y mongodb-mcp-server --apiClientId="your-atlas-service-accounts-client-id"
"-y",
"mongodb-mcp-server",
"--connectionString",
"mongodb+srv://username:[email protected]/myDatabase"
"mongodb+srv://username:[email protected]/myDatabase",
"--readOnly"
]
}
}
Expand All @@ -482,7 +499,8 @@ npx -y mongodb-mcp-server --apiClientId="your-atlas-service-accounts-client-id"
"--apiClientId",
"your-atlas-service-accounts-client-id",
"--apiClientSecret",
"your-atlas-service-accounts-client-secret"
"your-atlas-service-accounts-client-secret",
"--readOnly"
]
}
}
Expand Down
Loading