update_account_group · TreeBeam MCP Server MCP

WHAT IT DOES

What update_account_group does on TreeBeam MCP Server

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

WHY IT NEEDS A POLICY

Why update_account_group needs a policy

This tool modifies financial accounting data (account groups) within a project, which is a write operation. It is reversible (can be corrected or reverted via subsequent updates), so it does not qualify as Destructive. In a financial management system, unauthorized account group modifications could cause accounting inconsistencies or compliance issues, warranting medium severity.

From the tool's definition Tool name contains 'update' and description states 'Update an existing account group' — a reversible modification operation.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

update_account_group Rate-limited

update_account_group 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": {
    "update_account_group": {
      "limits": [
        {
          "counter": "update_account_group_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches TreeBeam MCP Server, so you can run agents against it safely.

FAQ

Questions about update_account_group

What does the update_account_group tool do? +

Update an existing account group within a project. It is categorised as a Write tool in the TreeBeam 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 update_account_group? +

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

What risk level is update_account_group? +

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

Can I rate-limit update_account_group? +

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

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

update_account_group is provided by the TreeBeam MCP Server MCP server (treebeam-code/tb-mcpserver). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.