maple_marketplace_connect · Maple MCP: Risk & Policy

WHAT IT DOES

What maple_marketplace_connect does on Maple

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

WHY IT NEEDS A POLICY

Why maple_marketplace_connect needs a policy

This tool registers/connects a new marketplace server into Maple's infrastructure, creating a persistent configuration entry that allows tools to be proxied through Maple's firewall.

From the tool's definition Connect/register a marketplace server as a downstream MCP app in Maple so tools can be called through Maple firewall

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

maple_marketplace_connect Rate-limited

maple_marketplace_connect 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": {
    "maple_marketplace_connect": {
      "limits": [
        {
          "counter": "maple_marketplace_connect_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 Maple, so you can run agents against it safely.

FAQ

Questions about maple_marketplace_connect

What does the maple_marketplace_connect tool do? +

Connect/register a marketplace server as a downstream MCP app in Maple so tools can be called through Maple firewall. It is categorised as a Write tool in the Maple MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on maple_marketplace_connect? +

Register the Maple MCP server in PolicyLayer and add a rule for maple_marketplace_connect: 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 Maple. Nothing to install.

What risk level is maple_marketplace_connect? +

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

Can I rate-limit maple_marketplace_connect? +

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

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

maple_marketplace_connect is provided by the Maple MCP server (omar2001ramadan/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.