AI agents call usgs_earthquake_detail to retrieve information from UnClick without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
event_id | string | Yes |
Parameters from the server's own tool schema.
This is a read-only query tool that fetches publicly available earthquake information. No data is created, modified, deleted, or financial operations are performed. The blast radius of misuse is minimal—an agent could only retrieve excessive earthquake records, which has negligible security impact.
From the tool's definition Tool name 'usgs_earthquake_detail' and description 'Get details for a specific USGS earthquake event' indicate retrieval of earthquake data from a public USGS database without modification or side effects.
Attacks that exploit this kind of access
Get details for a specific USGS earthquake event. It is categorised as a Read tool in the UnClick MCP Server, which means it retrieves data without modifying state.
usgs_earthquake_detail accepts 1 parameter: event_id. Required: event_id. The full parameter table on this page comes from the server's own tool schema.
Register the UnClick MCP server in PolicyLayer and add a rule for usgs_earthquake_detail: 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 UnClick. Nothing to install.
usgs_earthquake_detail 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 usgs_earthquake_detail 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 usgs_earthquake_detail. 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.
usgs_earthquake_detail is provided by the UnClick MCP server (@unclick/mcp-server). 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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