sandbox_sqlite_query
Run a read-only SQL query against an app
This record as markdown: /tools/alexgladkov-claude-in-mobile/sandbox-sqlite-query.md
What sandbox_sqlite_query does on Claude Mobile
AI agents call sandbox_sqlite_query 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 sandbox_sqlite_query is rated Low
The tool is restricted to querying operations without side effects. Being read-only eliminates Write, Execute (in the destructive sense), Destructive, and Financial categories.
From the tool's definition Tool is explicitly described as 'read-only SQL query' with no capability to modify or delete data.
Attacks that exploit this kind of access
The rule that runs sandbox_sqlite_query 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 sandbox_sqlite_query, this is the rule to start with:
sandbox_sqlite_query 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 sandbox_sqlite_query call is checked against it from then on.
Questions about sandbox_sqlite_query
Run a read-only SQL query against an app. 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 sandbox_sqlite_query: 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.
sandbox_sqlite_query 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 sandbox_sqlite_query 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 sandbox_sqlite_query. 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.
sandbox_sqlite_query 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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