omarchy_launch_or_focus

Launch an app or focus an existing window matching a pattern [group:launch] Args: <window-pattern> <launch-command>

SERVEROmarchy-MCP SOURCEhlsitechio/Omarchy-MCP

High RISK CLASS

Category Execute

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/omarchy-mcp/omarchy-launch-or-focus.md

WHAT IT DOES

What omarchy_launch_or_focus does on Omarchy-MCP

AI agents invoke omarchy_launch_or_focus to trigger actions in Omarchy-MCP. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call: builds kicked off, notifications sent, workflows started.

RISK

Why omarchy_launch_or_focus is rated High

Launches arbitrary applications and focuses windows, executing external code with unpredictable effects depending on arguments.

From the tool's definition Launch an app, focus existing window, matches pattern, launch-command

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs omarchy_launch_or_focus safely

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

omarchy_launch_or_focus Rate-limited

omarchy_launch_or_focus stays usable, but rate-capped: a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "omarchy_launch_or_focus": {
      "limits": [
        {
          "counter": "omarchy_launch_or_focus_rate",
          "window": "minute",
          "max": 10,
          "scope": "grant"
        }
      ]
    }
  }
}

RATE-LIMIT THIS TOOL → Instant setup, no code required.

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

FAQ

Questions about omarchy_launch_or_focus

What does the omarchy_launch_or_focus tool do? +

Launch an app or focus an existing window matching a pattern [group:launch] Args: <window-pattern> <launch-command>. It is categorised as a Execute tool in the Omarchy-MCP MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on omarchy_launch_or_focus? +

Register the Omarchy MCP server in PolicyLayer and add a rule for omarchy_launch_or_focus: 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 Omarchy-MCP. Nothing to install.

What risk level is omarchy_launch_or_focus? +

omarchy_launch_or_focus is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.

Can I rate-limit omarchy_launch_or_focus? +

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

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

omarchy_launch_or_focus is provided by the Omarchy MCP server (hlsitechio/Omarchy-MCP). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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