get_marketplace_app_variables

A read tool on the Vultr MCP server.

SERVERVultr MCP SOURCErsp2k/mcp-vultr

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/rsp2k-mcp-vultr/get-marketplace-app-variables.md

WHAT IT DOES

What get_marketplace_app_variables does on Vultr MCP

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

RISK

Why get_marketplace_app_variables is rated Low

The 'get_' prefix strongly suggests this tool retrieves marketplace application variables without modifying or executing anything. Even though the description is empty, the naming convention and context from sibling tools (primarily Read operations like 'analyze_' queries) support classification as a Read operation.

From the tool's definition Tool name 'get_marketplace_app_variables' uses the verb 'get', which indicates data retrieval. The sibling tools on this server include 'analyze_*' and 'get_*' patterns, all of which are Read operations. No description provided, but the pattern is consistent.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs get_marketplace_app_variables safely

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

get_marketplace_app_variables Allowed

get_marketplace_app_variables 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": {
    "get_marketplace_app_variables": {}
  }
}

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

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

FAQ

Questions about get_marketplace_app_variables

What does the get_marketplace_app_variables tool do? +

get_marketplace_app_variables is a read tool on the Vultr MCP server. It is categorised as a Read tool in the Vultr MCP MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_marketplace_app_variables? +

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

What risk level is get_marketplace_app_variables? +

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

Can I rate-limit get_marketplace_app_variables? +

Yes. Add a rate_limit block to the get_marketplace_app_variables 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_marketplace_app_variables completely? +

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

get_marketplace_app_variables is provided by the Vultr MCP server (rsp2k/mcp-vultr). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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