create_gmail_draft · Sudo Mcp Gmail MCP: Risk & Policy

WHAT IT DOES

What create_gmail_draft does on Sudo Mcp Gmail

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

WHY IT NEEDS A POLICY

Why create_gmail_draft needs a policy

This tool creates new draft email messages, which is a Write operation (reversible data creation). While drafts themselves are not sent, the ability to create emails with attachments and recipient fields (CC, BCC) combined with the server's capability to send emails via sibling tools presents a medium severity risk if an agent misuses it to draft malicious or fraudulent communications.

From the tool's definition Tool description states 'Create a Gmail draft' which is a reversible creation operation. The tool allows composing messages with CC, BCC, HTML body, and attachments, but drafts are not sent and can be modified or deleted before sending.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

create_gmail_draft Rate-limited

create_gmail_draft 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_draft": {
      "limits": [
        {
          "counter": "create_gmail_draft_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 Sudo Mcp Gmail, so you can run agents against it safely.

FAQ

Questions about create_gmail_draft

What does the create_gmail_draft tool do? +

Create a Gmail draft with optional CC, BCC, HTML body, and file attachments. It is categorised as a Write tool in the Sudo Mcp Gmail 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_draft? +

Register the Sudo Mcp Gmail MCP server in PolicyLayer and add a rule for create_gmail_draft: 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 Sudo Mcp Gmail. Nothing to install.

What risk level is create_gmail_draft? +

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

Can I rate-limit create_gmail_draft? +

Yes. Add a rate_limit block to the create_gmail_draft 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_draft completely? +

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

create_gmail_draft is provided by the Sudo Mcp Gmail MCP server (sahilyadav902/sudo-mcp-gmail). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.