mongodb_create_database · MCP Mac Apps Server MCP

WHAT IT DOES

What mongodb_create_database does on MCP Mac Apps Server

AI agents use mongodb_create_database to create or update resources in MCP Mac Apps Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your MCP Mac Apps Server environment.

WHY IT NEEDS A POLICY

Why mongodb_create_database needs a policy

Creating a database is a Write operation—it creates new persistent state that can be modified or deleted later. While reversible (the database can be dropped), it commits a structural change to the MongoDB instance.

From the tool's definition Tool name 'mongodb_create_database' and description 'Creates a new database in MongoDB' indicate creation of a new persistent data structure.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

mongodb_create_database Rate-limited

mongodb_create_database stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "mongodb_create_database": {
      "limits": [
        {
          "counter": "mongodb_create_database_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches MCP Mac Apps Server, so you can run agents against it safely.

FAQ

Questions about mongodb_create_database

What does the mongodb_create_database tool do? +

Создает новую базу данных в MongoDB. It is categorised as a Write tool in the MCP Mac Apps Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on mongodb_create_database? +

Register the MCP Mac Apps Server MCP server in PolicyLayer and add a rule for mongodb_create_database: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches MCP Mac Apps Server. Nothing to install.

What risk level is mongodb_create_database? +

mongodb_create_database is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit mongodb_create_database? +

Yes. Add a rate_limit block to the mongodb_create_database rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block mongodb_create_database completely? +

Set action: deny in the PolicyLayer policy for mongodb_create_database. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides mongodb_create_database? +

mongodb_create_database is provided by the MCP Mac Apps Server MCP server (trueoleg/mcp-expirements). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.