get-total-by-category · MCP Finance Assistant MCP

WHAT IT DOES

What get-total-by-category does on MCP Finance Assistant

AI agents call get-total-by-category to retrieve information from MCP Finance Assistant without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

WHY IT NEEDS A POLICY

Why get-total-by-category needs a policy

This tool appears to retrieve or aggregate existing financial totals grouped by category—a read-only query operation. The verb 'get' and lack of any mutation, deletion, or financial transaction language indicate no write, execute, or destructive capability. While it operates on financial data (which could inform financial decisions), it does not itself move money, create obligations, or execute transactions.

From the tool's definition Tool name 'get-total-by-category' indicates retrieval of aggregated financial data. No description provided, but the pattern matches sibling read tools (get-latest-movements, get-movements-by-date-range, get-movements-by-keyword) which are all queries without…

Attacks that exploit this kind of access

Questions about get-total-by-category

What does the get-total-by-category tool do? +

get-total-by-category. It is categorised as a Read tool in the MCP Finance Assistant MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get-total-by-category? +

Register the MCP Finance Assistant MCP server in PolicyLayer and add a rule for get-total-by-category: 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 MCP Finance Assistant. Nothing to install.

What risk level is get-total-by-category? +

get-total-by-category is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit get-total-by-category? +

Yes. Add a rate_limit block to the get-total-by-category 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 get-total-by-category completely? +

Set action: deny in the PolicyLayer policy for get-total-by-category. 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 get-total-by-category? +

get-total-by-category is provided by the MCP Finance Assistant MCP server (jorged104/mcp-notion-finance-assistant). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.