get_kubernetes_available_upgrades

Get available Kubernetes version upgrades for a cluster.

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-kubernetes-available-upgrades.md

WHAT IT DOES

What get_kubernetes_available_upgrades does on Vultr MCP

AI agents call get_kubernetes_available_upgrades 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_kubernetes_available_upgrades is rated Low

This tool queries and retrieves upgrade availability information for a Kubernetes cluster. It has no side effects—it does not execute upgrades, modify cluster configuration, delete resources, or perform any destructive or financial actions.

From the tool's definition Tool name 'get_kubernetes_available_upgrades' and description 'Get available Kubernetes version upgrades for a cluster' indicate a read-only query operation that retrieves information about available upgrades without modifying any cluster state or…

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs get_kubernetes_available_upgrades 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_kubernetes_available_upgrades, this is the rule to start with:

get_kubernetes_available_upgrades Allowed

get_kubernetes_available_upgrades 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_kubernetes_available_upgrades": {}
  }
}

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_kubernetes_available_upgrades call is checked against it from then on.

FAQ

Questions about get_kubernetes_available_upgrades

What does the get_kubernetes_available_upgrades tool do? +

Get available Kubernetes version upgrades for a cluster. 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_kubernetes_available_upgrades? +

Register the Vultr MCP server in PolicyLayer and add a rule for get_kubernetes_available_upgrades: 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_kubernetes_available_upgrades? +

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

Can I rate-limit get_kubernetes_available_upgrades? +

Yes. Add a rate_limit block to the get_kubernetes_available_upgrades 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_kubernetes_available_upgrades completely? +

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

get_kubernetes_available_upgrades 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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