comparative_income_statement · Excel Finance MCP

WHAT IT DOES

What comparative_income_statement does on Excel Finance MCP

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

WHY IT NEEDS A POLICY

Why comparative_income_statement needs a policy

This tool creates (generates) financial statements in Excel format, which modifies data reversibly—income statements can be regenerated, updated, or deleted. It does not execute arbitrary code, delete data irreversibly, or move money. While it operates in a financial domain, it is a data creation/modification tool rather than a financial transaction tool.

From the tool's definition Tool name 'comparative_income_statement' combined with server description 'creating Excel workbooks' and 'automated financial reporting' indicates the tool generates and creates financial documents.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

comparative_income_statement Rate-limited

comparative_income_statement 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": {
    "comparative_income_statement": {
      "limits": [
        {
          "counter": "comparative_income_statement_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 Excel Finance MCP, so you can run agents against it safely.

FAQ

Questions about comparative_income_statement

What does the comparative_income_statement tool do? +

Generate comparative income statement for multiple periods. It is categorised as a Write tool in the Excel Finance MCP MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on comparative_income_statement? +

Register the Excel Finance MCP server in PolicyLayer and add a rule for comparative_income_statement: 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 Excel Finance MCP. Nothing to install.

What risk level is comparative_income_statement? +

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

Can I rate-limit comparative_income_statement? +

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

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

comparative_income_statement is provided by the Excel Finance MCP server (jeremycharlesgillespie/excel-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.