trash_gmail · Google Connections MCP: Risk & Policy

WHAT IT DOES

What trash_gmail does on Google Connections

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

WHY IT NEEDS A POLICY

Why trash_gmail needs a policy

This is a Write operation because it modifies data state reversibly rather than permanently deleting it. Moving to trash is a soft delete that preserves the ability to restore messages, distinguishing it from permanent deletion.

From the tool's definition Tool name 'trash_gmail' and description 'Move one or more Gmail messages to trash' indicates the action is reversible—messages moved to trash can be recovered from the trash folder within Gmail's retention period.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

trash_gmail Rate-limited

trash_gmail 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": {
    "trash_gmail": {
      "limits": [
        {
          "counter": "trash_gmail_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 Connections, so you can run agents against it safely.

FAQ

Questions about trash_gmail

What does the trash_gmail tool do? +

Move one or more Gmail messages to trash. It is categorised as a Write tool in the Google Connections MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on trash_gmail? +

Register the Google Connections MCP server in PolicyLayer and add a rule for trash_gmail: 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 Connections. Nothing to install.

What risk level is trash_gmail? +

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

Can I rate-limit trash_gmail? +

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

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

trash_gmail is provided by the Google Connections MCP server (michaelzrork/google-connections-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.