app_invoke_element
A execute tool on the Altium-MCP-Suite MCP server.
This record as markdown: /tools/altium-mcp-suite/app-invoke-element.md
What app_invoke_element does on Altium-MCP-Suite
AI agents invoke app_invoke_element to trigger actions in Altium-MCP-Suite. 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 app_invoke_element is rated High
Tool invokes element operations in Altium Designer with unclear scope; potential to trigger unintended design modifications or deletions.
From the tool's definition uninformative description; invoke_element suggests running operations on design elements
Attacks that exploit this kind of access
The rule that runs app_invoke_element safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Altium-MCP-Suite, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For app_invoke_element, this is the rule to start with:
app_invoke_element 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 Altium-MCP-Suite, apply this rule, and every app_invoke_element call is checked against it from then on.
Questions about app_invoke_element
app_invoke_element is a execute tool on the Altium-MCP-Suite MCP server. It is categorised as a Execute tool in the Altium-MCP-Suite MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.
Register the Altium-MCP-Suite MCP server in PolicyLayer and add a rule for app_invoke_element: 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 Altium-MCP-Suite. Nothing to install.
app_invoke_element 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 app_invoke_element 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 app_invoke_element. 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.
app_invoke_element is provided by the Altium-MCP-Suite MCP server (M-R-Abedini/Altium-MCP-Suite). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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