AI agents use createManyMessageFolders to create or update resources in Twenty MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Twenty MCP Server environment.
This tool creates multiple message folder entries in a CRM system, which modifies data reversibly. Creation is characteristic of Write category. Severity is medium because bulk creation could impact system organization and message management workflows, but changes are non-destructive and can be modified or deleted. Confidence is high due to explicit create semantics in name and description.
From the tool's definition Tool name 'createManyMessageFolders' and description 'Create Many messageFolders' explicitly indicate creation of new entities. Sibling tools all follow the 'createMany*' pattern, confirming write semantics.
Documented attack patterns abuse exactly the kind of access createManyMessageFolders 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 createManyMessageFolders:
{
"version": "1",
"default": "deny",
"tools": {
"createManyMessageFolders": {
"limits": [
{
"counter": "createmanymessagefolders_rate",
"window": "minute",
"max": 30,
"scope": "grant"
}
]
}
}
}createManyMessageFolders 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.
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Create Many messageFolders. It is categorised as a Write tool in the Twenty MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Twenty MCP Server MCP server in PolicyLayer and add a rule for createManyMessageFolders: 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.
createManyMessageFolders is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the createManyMessageFolders 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 createManyMessageFolders. 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.
createManyMessageFolders 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.