repl_list
List active REPL sessions and their statuses.
This record as markdown: /tools/alexgladkov-claude-in-mobile/repl-list.md
What repl_list does on Claude Mobile
AI agents call repl_list to retrieve information from Claude Mobile without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why repl_list is rated Low
This tool retrieves and displays the current state of REPL sessions without creating, modifying, deleting, or executing any operations. It is a pure information retrieval function with no capability to alter device state or execute commands. The blast radius if misused is minimal—an agent can only observe what REPL sessions are active, not control them or cause harm through this tool alone.
From the tool's definition Tool name 'repl_list' and description 'List active REPL sessions and their statuses' indicate a query operation that retrieves information without modification or side effects.
Attacks that exploit this kind of access
The rule that runs repl_list 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 repl_list, this is the rule to start with:
repl_list is read-only, so it stays allowed. 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 repl_list call is checked against it from then on.
Questions about repl_list
List active REPL sessions and their statuses. It is categorised as a Read tool in the Claude Mobile MCP Server, which means it retrieves data without modifying state.
Register the Claude Mobile MCP server in PolicyLayer and add a rule for repl_list: 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.
repl_list 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 repl_list 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 repl_list. 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.
repl_list 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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