List available news categories for ${RSS_SOURCE_NAME}
AI agents call list-categories to retrieve information from The Verge News MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool only enumerates or retrieves metadata about available news categories without modifying, executing, or destroying any data. It is a straightforward read operation, presenting minimal security risk even if called by an AI agent without restrictions.
From the tool's definition Tool name 'list-categories' and description 'List available news categories' indicate a retrieval operation with no side effects.
Attacks that exploit this kind of access
List available news categories for ${RSS_SOURCE_NAME}. It is categorised as a Read tool in the The Verge News MCP Server MCP Server, which means it retrieves data without modifying state.
Register the The Verge News MCP Server MCP server in PolicyLayer and add a rule for list-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 The Verge News MCP Server. Nothing to install.
list-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 list-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 list-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.
list-categories is provided by the The Verge News MCP Server MCP server (manimohans/verge-news-mcp). 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.
Teams ship this data inside their own products. See what a licence covers →