Compute net worth (total assets minus total liabilities) as of a date.
AI agents call get_net_worth to retrieve information from Finance App without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and computes financial metrics from existing data (assets minus liabilities) without creating, modifying, deleting, or executing arbitrary operations. It is a read-only query that returns analytical results. The 'get_' prefix and passive language ('Compute...as of') confirm no side effects.
From the tool's definition Tool name 'get_net_worth' and description 'Compute net worth (total assets minus total liabilities) as of a date' indicate a retrieval and calculation operation with no modification or deletion of data.
Attacks that exploit this kind of access
Compute net worth (total assets minus total liabilities) as of a date. It is categorised as a Read tool in the Finance App MCP Server, which means it retrieves data without modifying state.
Register the Finance App MCP server in PolicyLayer and add a rule for get_net_worth: 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 Finance App. Nothing to install.
get_net_worth 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 get_net_worth 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 get_net_worth. 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.
get_net_worth is provided by the Finance App MCP server (youssefaltai/finance-app). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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