create_gmail_label

Create a new Gmail label

SERVERVaultAssist SOURCE3xcaffeine/mcp-server

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/3xcaffeine-mcp-server/create-gmail-label.md

WHAT IT DOES

What create_gmail_label does on VaultAssist

AI agents use create_gmail_label to create or update resources in VaultAssist, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your VaultAssist environment.

RISK

Why create_gmail_label is rated Medium

Creating a Gmail label is a reversible write operation that modifies a user's Gmail configuration. It does not delete data (not Destructive), does not execute arbitrary code (not Execute), does not move money (not Financial), and does not retrieve data without side effects (not Read).

From the tool's definition Tool name is 'create_gmail_label' and description states it 'Create a new Gmail label'. This creates a new organizational structure in Gmail, modifying the user's label taxonomy.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs create_gmail_label safely

PolicyLayer is an MCP gateway: it sits between your AI agents and VaultAssist, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For create_gmail_label, this is the rule to start with:

create_gmail_label Rate-limited

create_gmail_label 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": {
    "create_gmail_label": {
      "limits": [
        {
          "counter": "create_gmail_label_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect VaultAssist, apply this rule, and every create_gmail_label call is checked against it from then on.

FAQ

Questions about create_gmail_label

What does the create_gmail_label tool do? +

Create a new Gmail label. It is categorised as a Write tool in the VaultAssist MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on create_gmail_label? +

Register the VaultAssist MCP server in PolicyLayer and add a rule for create_gmail_label: 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 VaultAssist. Nothing to install.

What risk level is create_gmail_label? +

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

Can I rate-limit create_gmail_label? +

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

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

create_gmail_label is provided by the VaultAssist MCP server (3xcaffeine/mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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