depth can be provided to request your calendarChannelEventAssociation
AI agents call findOneCalendarChannelEventAssociation to retrieve information from Twenty MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves a single calendar channel event association record. The use of 'findOne' (a standard read-only query pattern) and the mention of requesting data without any mention of creation, modification, or deletion indicates this is a Read operation. Blast radius is minimal since it only exposes existing CRM data to queries.
From the tool's definition Tool name 'findOne' and description 'request your calendarChannelEventAssociation' indicate data retrieval with no modification capability. The 'depth' parameter suggests query configuration for nested data fetching, typical of Read operations.
Documented attack patterns abuse exactly the kind of access findOneCalendarChannelEventAssociation gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Twenty MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for findOneCalendarChannelEventAssociation:
{
"version": "1",
"default": "deny",
"tools": {
"findOneCalendarChannelEventAssociation": {}
}
}findOneCalendarChannelEventAssociation is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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depth can be provided to request your calendarChannelEventAssociation. It is categorised as a Read tool in the Twenty MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Twenty MCP Server MCP server in PolicyLayer and add a rule for findOneCalendarChannelEventAssociation: 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 Twenty MCP Server. Nothing to install.
findOneCalendarChannelEventAssociation 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 findOneCalendarChannelEventAssociation 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 findOneCalendarChannelEventAssociation. 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.
findOneCalendarChannelEventAssociation is provided by the Twenty MCP Server MCP server (jdu278/twenty-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Twenty MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
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219 Twenty MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.