omarchy_notification_send
Send an Omarchy desktop notification [group:notification] Args: [--app-name <app-name>] [-g <glyph>] [-u <low|normal|critical>] [-i <icon>] [-t <ms>] [-r <id>] [-p] [--image <path-or-uri>] <headline> [description] [--exec <program> [args...]]
This record as markdown: /tools/omarchy-mcp/omarchy-notification-send.md
What omarchy_notification_send does on Omarchy-MCP
AI agents invoke omarchy_notification_send 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.
Why omarchy_notification_send is rated High
Sends notifications and can execute arbitrary programs via --exec flag.
From the tool's definition Send a desktop notification with optional --exec program execution
Attacks that exploit this kind of access
The rule that runs omarchy_notification_send 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_notification_send, this is the rule to start with:
omarchy_notification_send 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.
The button opens the PolicyLayer dashboard: create your workspace, connect Omarchy-MCP, apply this rule, and every omarchy_notification_send call is checked against it from then on.
Questions about omarchy_notification_send
Send an Omarchy desktop notification [group:notification] Args: [--app-name <app-name>] [-g <glyph>] [-u <low|normal|critical>] [-i <icon>] [-t <ms>] [-r <id>] [-p] [--image <path-or-uri>] <headline> [description] [--exec <program> [args...]]. 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.
Register the Omarchy MCP server in PolicyLayer and add a rule for omarchy_notification_send: 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.
omarchy_notification_send is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.
Yes. Add a rate_limit block to the omarchy_notification_send 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.
Set action: deny in the PolicyLayer policy for omarchy_notification_send. 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.
omarchy_notification_send 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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