Get the currently active/focused element and return its UUID for follow-up interactions. [PRIORITY 1: Use this first when you need to find what element currently has focus]
Part of the MCP Appium - Mobile Development and Automation Server server.
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AI agents call appium_get_active_element to retrieve information from MCP Appium - Mobile Development and Automation Server without modifying any data. This is common in research, monitoring, and reporting workflows where the agent needs context before taking action. Because read operations don't change state, they are generally safe to allow without restrictions -- but you may still want rate limits to control API costs.
Even though appium_get_active_element only reads data, uncontrolled read access can leak sensitive information or rack up API costs. An agent caught in a retry loop could make thousands of calls per minute. A rate limit gives you a safety net without blocking legitimate use.
Read-only tools are safe to allow by default. No rate limit needed unless you want to control costs.
{
"version": "1",
"default": "deny",
"tools": {
"appium_get_active_element": {}
}
}See the full MCP Appium - Mobile Development and Automation Server policy for all 54 tools.
These attack patterns abuse exactly the kind of access appium_get_active_element gives an agent. Each links to the full case and the policy that stops it:
Other read tools across the catalogue. The same approach applies to each: allow, with a rate cap to control cost.
Get the currently active/focused element and return its UUID for follow-up interactions. [PRIORITY 1: Use this first when you need to find what element currently has focus]. It is categorised as a Read tool in the MCP Appium - Mobile Development and Automation Server MCP Server, which means it retrieves data without modifying state.
Register the MCP Appium - Mobile Development and Automation Server MCP server in PolicyLayer and add a rule for appium_get_active_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 MCP Appium - Mobile Development and Automation Server. Nothing to install.
appium_get_active_element is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the appium_get_active_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 appium_get_active_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.
appium_get_active_element is provided by the MCP Appium - Mobile Development and Automation Server MCP server (appium-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 54 MCP Appium - Mobile Development and Automation Server tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
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