gcal_update_event

A write tool on the Integrations MCP server.

SERVERIntegrations MCP SOURCEshriram-vasudevan/integrations-mcp

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/shriram-vasudevan-integrations-mcp/gcal-update-event.md

WHAT IT DOES

What gcal_update_event does on Integrations MCP

AI agents use gcal_update_event to create or update resources in Integrations MCP, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Integrations MCP environment.

RISK

Why gcal_update_event is rated Medium

This tool modifies existing calendar event data, which is a reversible operation (events can be edited again or reverted). While calendar modifications could have scheduling implications, the action itself is not destructive or financial. Write is the appropriate category.

From the tool's definition Tool name 'gcal_update_event' directly indicates modification of calendar events. The 'update' verb in the name signals reversible data modification.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs gcal_update_event safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Integrations MCP, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For gcal_update_event, this is the rule to start with:

gcal_update_event Rate-limited

gcal_update_event 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.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "gcal_update_event": {
      "limits": [
        {
          "counter": "gcal_update_event_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Integrations MCP, apply this rule, and every gcal_update_event call is checked against it from then on.

FAQ

Questions about gcal_update_event

What does the gcal_update_event tool do? +

gcal_update_event is a write tool on the Integrations MCP server. It is categorised as a Write tool in the Integrations MCP MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on gcal_update_event? +

Register the Integrations MCP server in PolicyLayer and add a rule for gcal_update_event: 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 Integrations MCP. Nothing to install.

What risk level is gcal_update_event? +

gcal_update_event is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit gcal_update_event? +

Yes. Add a rate_limit block to the gcal_update_event 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.

How do I block gcal_update_event completely? +

Set action: deny in the PolicyLayer policy for gcal_update_event. 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.

What MCP server provides gcal_update_event? +

gcal_update_event is provided by the Integrations MCP server (shriram-vasudevan/integrations-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

KEEP EXPLORING

More on Integrations, and thousands of servers like it.

This server

All 420 Integrations tools →

Across the catalogue

aroflo_create_or_update_record on AroFlo MCP →team_manager_update_budget on Team Manager MCP →calendar_create_event on Apple Apps MCP → The MCP Attack Database →

Guides

Govern customer-ops agents →Argument validation →Scoped token →