clipboard_paste
Paste clipboard into focused field (Android only)
This record as markdown: /tools/alexgladkov-claude-in-mobile/clipboard-paste.md
What clipboard_paste does on Claude Mobile
AI agents use clipboard_paste to create or update resources in Claude Mobile, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Claude Mobile environment.
Why clipboard_paste is rated Medium
The tool performs a write operation by modifying application state through text/data insertion. It doesn't delete data (not Destructive), doesn't execute arbitrary code (not Execute), and doesn't move money (not Financial).
From the tool's definition Tool description states "Paste clipboard into focused field" — this creates/modifies data in the target application by inserting clipboard content into a focused input field.
Attacks that exploit this kind of access
The rule that runs clipboard_paste 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 clipboard_paste, this is the rule to start with:
clipboard_paste stays usable, but capped: an agent stuck in a loop can't make hundreds of changes 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 clipboard_paste call is checked against it from then on.
Questions about clipboard_paste
Paste clipboard into focused field (Android only). It is categorised as a Write tool in the Claude Mobile MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Claude Mobile MCP server in PolicyLayer and add a rule for clipboard_paste: 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.
clipboard_paste is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the clipboard_paste 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 clipboard_paste. 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.
clipboard_paste 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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