marketo_create_channel

Create a new program channel. Channels must have a unique name and type. The type determines which program types can use this channel.

SERVERMarketo MCP Server SOURCEalexleventer/marketo-mcp

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/alexleventer-marketo-mcp/marketo-create-channel.md

WHAT IT DOES

What marketo_create_channel does on Marketo MCP Server

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

RISK

Why marketo_create_channel is rated Medium

This tool creates new resources (program channels) in Marketo, which is a Write operation. While channel creation can affect program structure and workflows, it does not permanently delete data, move money, or execute arbitrary code.

From the tool's definition Tool description states it will 'Create a new program channel' which is a reversible modification operation. The tool creates new data (channels) in the Marketo system.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs marketo_create_channel 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_create_channel, this is the rule to start with:

marketo_create_channel Rate-limited

marketo_create_channel 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": {
    "marketo_create_channel": {
      "limits": [
        {
          "counter": "marketo_create_channel_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 Marketo MCP Server, apply this rule, and every marketo_create_channel call is checked against it from then on.

FAQ

Questions about marketo_create_channel

What does the marketo_create_channel tool do? +

Create a new program channel. Channels must have a unique name and type. The type determines which program types can use this channel. It is categorised as a Write tool in the Marketo MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on marketo_create_channel? +

Register the Marketo MCP Server MCP server in PolicyLayer and add a rule for marketo_create_channel: 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_create_channel? +

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

Can I rate-limit marketo_create_channel? +

Yes. Add a rate_limit block to the marketo_create_channel 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_create_channel completely? +

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

marketo_create_channel 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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