input_tap
Tap by coordinates, text, resourceId, label, or element index.\n\n
This record as markdown: /tools/alexgladkov-claude-in-mobile/input-tap.md
What input_tap does on Claude Mobile
AI agents invoke input_tap to trigger actions in Claude Mobile. 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 input_tap is rated High
This tool executes a tap action on a mobile device UI element, which is an external operation (simulated or real user input). It can trigger arbitrary application behaviors depending on what is tapped, such as submitting forms, navigating screens, or confirming actions. This falls under Execute as it performs device-level UI interactions with effects that depend on arguments.
From the tool's definition 'Tap by coordinates, text, resourceId, label, or element index' — triggers UI interaction on a physical/virtual device
Attacks that exploit this kind of access
The rule that runs input_tap safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Claude Mobile, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For input_tap, this is the rule to start with:
input_tap 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 Claude Mobile, apply this rule, and every input_tap call is checked against it from then on.
Questions about input_tap
Tap by coordinates, text, resourceId, label, or element index.\n\n. It is categorised as a Execute tool in the Claude Mobile MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.
Register the Claude Mobile MCP server in PolicyLayer and add a rule for input_tap: 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 Claude Mobile. Nothing to install.
input_tap 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 input_tap 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 input_tap. 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.
input_tap is provided by the Claude Mobile MCP server (alexgladkov/claude-in-mobile). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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