list_notification_matchers

List all notification matchers (rules that route notifications).

SERVERProxmox MCP Server SOURCEgethosthewalrus/proxmox-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/gethosthewalrus-proxmox-mcp/list-notification-matchers.md

What list_notification_matchers does on Proxmox MCP Server

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

Why list_notification_matchers is rated Low

This tool queries existing notification routing rules without modifying, executing, or deleting any data. It is a simple information retrieval operation with minimal security impact—an AI agent retrieving this data cannot cause infrastructure damage or unintended state changes. The blast radius is limited to information disclosure of notification configuration.

From the tool's definition Tool name 'list_notification_matchers' and description 'List all notification matchers (rules that route notifications)' indicate a retrieval operation with no side effects. The verb 'list' is explicitly a Read operation.

Questions about list_notification_matchers

What does the list_notification_matchers tool do? +

List all notification matchers (rules that route notifications). It is categorised as a Read tool in the Proxmox MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on list_notification_matchers? +

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

What risk level is list_notification_matchers? +

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

Can I rate-limit list_notification_matchers? +

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

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

list_notification_matchers is provided by the Proxmox MCP Server MCP server (gethosthewalrus/proxmox-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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