util_age_years
Delx first-party micro-utility util_age_years at $0.001 USDC.
This record as markdown: /tools/io-github-davidmosiah-delx-mcp-server/util-age-years.md
What util_age_years does on Delx MCP Server
AI agents call util_age_years to retrieve information from Delx MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
birthdate | string | Yes | birthdate |
Parameters from the server's own tool schema.
Why util_age_years is rated Low
This is a simple utility function that appears to compute or return an age value in years. It has no side effects, does not modify data, does not execute arbitrary code or commands, and does not handle financial operations beyond pricing metadata. The $0.001 USDC cost is a usage fee, not a financial operation by the tool itself. This is a straightforward Read operation with minimal risk.
From the tool's definition Tool name 'util_age_years' and description indicate a micro-utility that computes or retrieves age in years. No modification, deletion, code execution, or financial transaction is performed—it is a pure calculation/lookup function.
Attacks that exploit this kind of access
The rule that runs util_age_years safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Delx MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For util_age_years, this is the rule to start with:
util_age_years 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 Delx MCP Server, apply this rule, and every util_age_years call is checked against it from then on.
Questions about util_age_years
Delx first-party micro-utility util_age_years at $0.001 USDC. It is categorised as a Read tool in the Delx MCP Server MCP Server, which means it retrieves data without modifying state.
util_age_years accepts 1 parameter: birthdate. Required: birthdate. The full parameter table on this page comes from the server's own tool schema.
Register the Delx MCP Server MCP server in PolicyLayer and add a rule for util_age_years: 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 Delx MCP Server. Nothing to install.
util_age_years 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 util_age_years 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 util_age_years. 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.
util_age_years is provided by the Delx MCP Server MCP server (delx-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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