insert_document · Google Services MCP Server MCP

WHAT IT DOES

What insert_document does on Google Services MCP Server

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

WHY IT NEEDS A POLICY

Why insert_document needs a policy

This tool creates new data (a document) in a collection, which is a reversible write operation. It does not delete data (Destructive), execute arbitrary code (Execute), move money (Financial), or merely retrieve data (Read).

From the tool's definition Tool name 'insert_document' combined with description 'Insert a single document into a collection' indicates a create/modify operation on data structures.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

insert_document Rate-limited

insert_document 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": {
    "insert_document": {
      "limits": [
        {
          "counter": "insert_document_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 Google Services MCP Server, so you can run agents against it safely.

FAQ

Questions about insert_document

What does the insert_document tool do? +

Insert a single document into a collection. It is categorised as a Write tool in the Google Services MCP 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 insert_document? +

Register the Google Services MCP Server MCP server in PolicyLayer and add a rule for insert_document: 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 Google Services MCP Server. Nothing to install.

What risk level is insert_document? +

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

Can I rate-limit insert_document? +

Yes. Add a rate_limit block to the insert_document 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 insert_document completely? +

Set action: deny in the PolicyLayer policy for insert_document. 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 insert_document? +

insert_document is provided by the Google Services MCP Server MCP server (t4nm4ymittal/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.