List Google Calendar events
AI agents call list_events to retrieve information from Mcp Google Calendar without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
The tool retrieves or queries calendar event data without creating, modifying, or deleting anything. It is purely informational and carries minimal risk; misuse would only expose existing calendar data to the AI agent, not cause damage or unauthorized changes.
From the tool's definition Tool name is 'list_events' and description states 'List Google Calendar events' — this is a retrieval operation with no side effects.
Attacks that exploit this kind of access
List Google Calendar events. It is categorised as a Read tool in the Mcp Google Calendar MCP Server, which means it retrieves data without modifying state.
Register the Mcp Google Calendar MCP server in PolicyLayer and add a rule for list_events: 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 Mcp Google Calendar. Nothing to install.
list_events 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 list_events 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 list_events. 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.
list_events is provided by the Mcp Google Calendar MCP server (v01t/mcp-google-calendar). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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