create_adjustment_line_item · TreeBeam MCP Server MCP

WHAT IT DOES

What create_adjustment_line_item does on TreeBeam MCP Server

AI agents use create_adjustment_line_item 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 create_adjustment_line_item needs a policy

This tool creates new adjustment line items in a financial accounting system. While creation is reversible (per Write definition, as opposed to the Destructive delete_adjustment sibling), the severity is elevated to 'high' because: (1) it modifies financial records that may impact reporting, compliance, and audits; (2) misuse could artificially adjust account balances; (3) the sibling delete_adjustment and other…

From the tool's definition Tool name 'create_adjustment_line_item' and description 'Create a new adjustment line item within a project' explicitly indicate data creation.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

create_adjustment_line_item Rate-limited

create_adjustment_line_item 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": {
    "create_adjustment_line_item": {
      "limits": [
        {
          "counter": "create_adjustment_line_item_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

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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 create_adjustment_line_item

What does the create_adjustment_line_item tool do? +

Create a new adjustment line item 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 create_adjustment_line_item? +

Register the TreeBeam MCP Server MCP server in PolicyLayer and add a rule for create_adjustment_line_item: 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 create_adjustment_line_item? +

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

Can I rate-limit create_adjustment_line_item? +

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

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

create_adjustment_line_item 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.