Low Risk

get-template

Get an email template by ID, alias, or Resend dashboard URL (e.g. https://resend.com/templates/<id>) from Resend. Returns full template details including HTML content, variables, and publish status.

How to control get-template ↓

AI agents call get-template to retrieve information from Email Sending MCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

Low Risk

This tool queries and retrieves email template metadata and content from Resend's API. There are no state changes, no data destruction, no code execution, and no financial transactions. The only action is fetching and returning existing template information.

From the tool's definition Tool name is 'get-template' and description states it 'Get[s] an email template by ID' and 'Returns full template details' — purely a retrieval operation with no modification, deletion, or side effects.

Documented attack patterns abuse exactly the kind of access get-template gives an agent:

PolicyLayer is an MCP gateway — it sits between your AI agents and Email Sending MCP, and nothing reaches the server without passing your rules. This is the rule we recommend for get-template:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "get-template": {}
  }
}

get-template is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.

  1. Create a free account and register Email Sending MCP — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
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Free to start. No card required.

Go deeper

What does the get-template tool do? +

Get an email template by ID, alias, or Resend dashboard URL (e.g. https://resend.com/templates/<id>) from Resend. Returns full template details including HTML content, variables, and publish status. It is categorised as a Read tool in the Email Sending MCP MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get-template? +

Register the Email Sending MCP server in PolicyLayer and add a rule for get-template: 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 Email Sending MCP. Nothing to install.

What risk level is get-template? +

get-template is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit get-template? +

Yes. Add a rate_limit block to the get-template 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 get-template completely? +

Set action: deny in the PolicyLayer policy for get-template. 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 get-template? +

get-template is provided by the Email Sending MCP server (resend/resend-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Email Sending MCP tool call.

Deterministic rules across all 77 Email Sending MCP tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.

Free to start. No card required.

77 Email Sending MCP tools catalogued and risk-classified — across an index of 42,500+ MCP servers.

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