AI agents call radio_by_tag 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 |
|---|---|---|---|
tag | string | Yes | |
limit | number | — |
Parameters from the server's own tool schema.
This tool retrieves information about radio stations filtered by genre tag. It performs a search or lookup operation that returns data without modifying, deleting, or executing external operations. The 'Get' verb and read-only nature of querying a radio station directory place it firmly in the Read category with low severity.
From the tool's definition Tool name 'radio_by_tag' and description 'Get radio stations by genre tag' indicate a query/retrieval operation with no side effects.
Attacks that exploit this kind of access
Get radio stations by genre tag. It is categorised as a Read tool in the UnClick MCP Server, which means it retrieves data without modifying state.
radio_by_tag accepts 2 parameters: tag, limit. Required: tag. 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 radio_by_tag: 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.
radio_by_tag 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 radio_by_tag 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 radio_by_tag. 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.
radio_by_tag 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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