altegio_list_expense_categories
List transaction categories (the expense_id for create_transaction).
This record as markdown: /tools/allmcp/altegio-list-expense-categories.md
What altegio_list_expense_categories does on Allmcp
AI agents call altegio_list_expense_categories to retrieve information from Allmcp without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why altegio_list_expense_categories is rated Low
This tool retrieves and enumerates expense categories, which is a read-only query operation with no side effects. It serves to support other operations by providing valid category identifiers, but performs no mutations or external actions itself. The blast radius of misuse is minimal — an agent might retrieve unwanted category information, but cannot modify or delete data.
From the tool's definition Tool name contains 'list' and description states 'List transaction categories' — a pure retrieval operation with no modification, deletion, or execution of external operations. Returns reference data (expense_id values) for use by other tools.
Attacks that exploit this kind of access
The rule that runs altegio_list_expense_categories safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Allmcp, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For altegio_list_expense_categories, this is the rule to start with:
altegio_list_expense_categories is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Allmcp, apply this rule, and every altegio_list_expense_categories call is checked against it from then on.
Questions about altegio_list_expense_categories
List transaction categories (the expense_id for create_transaction). It is categorised as a Read tool in the Allmcp MCP Server, which means it retrieves data without modifying state.
Register the All MCP server in PolicyLayer and add a rule for altegio_list_expense_categories: 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 Allmcp. Nothing to install.
altegio_list_expense_categories is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the altegio_list_expense_categories 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.
Set action: deny in the PolicyLayer policy for altegio_list_expense_categories. 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.
altegio_list_expense_categories is provided by the All MCP server (Perception-Dynamics-Inc/allmcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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