set_client_limit

Give a client

SERVERTrekMail MCP Server SOURCEtrekmail/mcp-server

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/trekmail-mcp-server/set-client-limit.md

WHAT IT DOES

What set_client_limit does on TrekMail MCP Server

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

RISK

Why set_client_limit is rated Medium

Modifies client limits reversibly; incomplete description reduces confidence but indicates client configuration change.

From the tool's definition set_client_limit, Give a client, modify client configuration

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs set_client_limit safely

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

set_client_limit Rate-limited

set_client_limit 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": {
    "set_client_limit": {
      "limits": [
        {
          "counter": "set_client_limit_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 TrekMail MCP Server, apply this rule, and every set_client_limit call is checked against it from then on.

FAQ

Questions about set_client_limit

What does the set_client_limit tool do? +

Give a client. It is categorised as a Write tool in the TrekMail MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on set_client_limit? +

Register the TrekMail MCP Server MCP server in PolicyLayer and add a rule for set_client_limit: 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 TrekMail MCP Server. Nothing to install.

What risk level is set_client_limit? +

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

Can I rate-limit set_client_limit? +

Yes. Add a rate_limit block to the set_client_limit 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 set_client_limit completely? +

Set action: deny in the PolicyLayer policy for set_client_limit. 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 set_client_limit? +

set_client_limit is provided by the TrekMail MCP Server MCP server (trekmail/mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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