listSharedDrives
List available Google Shared Drives
This record as markdown: /tools/ark7-google-drive-mcp/listshareddrives.md
What listSharedDrives does on Google Drive
AI agents call listSharedDrives to retrieve information from Google Drive without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
account | string | — | Alias of the Google account to target. Optional — defaults to the session/global default account, or the sole authenticated account. Run manage_accounts list to |
pageSize | number | — | Drives to return (default 50, max 100) |
pageToken | string | — | Token for next page |
Parameters from the server's own tool schema.
Why listSharedDrives is rated Low
This tool retrieves and enumerates existing Shared Drives accessible to the user. It performs a read-only operation with no side effects, aligning with the 'Read' category definition. The blast radius is minimal—at worst, an agent learns what Shared Drives exist, which is informational only. Severity is low because misuse cannot cause damage or unauthorized changes.
From the tool's definition Tool name 'listSharedDrives' and description 'List available Google Shared Drives' indicate a query/retrieval operation with no data modification or destructive capability.
Attacks that exploit this kind of access
The rule that runs listSharedDrives safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Google Drive, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For listSharedDrives, this is the rule to start with:
listSharedDrives 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 Google Drive, apply this rule, and every listSharedDrives call is checked against it from then on.
Questions about listSharedDrives
List available Google Shared Drives. It is categorised as a Read tool in the Google Drive MCP Server, which means it retrieves data without modifying state.
listSharedDrives accepts 3 parameters: account, pageSize, pageToken. The full parameter table on this page comes from the server's own tool schema.
Register the Google Drive MCP server in PolicyLayer and add a rule for listSharedDrives: 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 Google Drive. Nothing to install.
listSharedDrives 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 listSharedDrives 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 listSharedDrives. 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.
listSharedDrives is provided by the Google Drive MCP server (@ark7/google-drive-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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