marketo_get_lead_lists

Get all static lists that a lead belongs to. Supports cursor-based pagination via nextPageToken. Returns list IDs and names.

SERVERMarketo MCP Server SOURCEalexleventer/marketo-mcp

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/alexleventer-marketo-mcp/marketo-get-lead-lists.md

WHAT IT DOES

What marketo_get_lead_lists does on Marketo MCP Server

AI agents call marketo_get_lead_lists to retrieve information from Marketo MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why marketo_get_lead_lists is rated Low

This tool queries and retrieves information about which static lists a lead belongs to. It performs a read-only operation with cursor-based pagination support. There are no mutations, deletions, financial transactions, or code execution involved. The blast radius of misuse is limited to exposure of list membership information, which is a low-severity information disclosure risk.

From the tool's definition Tool name 'marketo_get_lead_lists' and description 'Get all static lists that a lead belongs to... Returns list IDs and names' indicate data retrieval with no modification or side effects.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs marketo_get_lead_lists safely

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

marketo_get_lead_lists Allowed

marketo_get_lead_lists is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "marketo_get_lead_lists": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

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

FAQ

Questions about marketo_get_lead_lists

What does the marketo_get_lead_lists tool do? +

Get all static lists that a lead belongs to. Supports cursor-based pagination via nextPageToken. Returns list IDs and names. It is categorised as a Read tool in the Marketo MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on marketo_get_lead_lists? +

Register the Marketo MCP Server MCP server in PolicyLayer and add a rule for marketo_get_lead_lists: 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 Marketo MCP Server. Nothing to install.

What risk level is marketo_get_lead_lists? +

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

Can I rate-limit marketo_get_lead_lists? +

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

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

marketo_get_lead_lists is provided by the Marketo MCP Server MCP server (alexleventer/marketo-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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