Get current user's Reddit trophies and achievements.
AI agents call get_user_trophies to retrieve information from PersonalizationMCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves public/semi-public achievement data from Reddit (trophies and achievements) associated with the authenticated user. No data is created, modified, deleted, or acted upon; the tool only queries and returns existing trophy/achievement information.
From the tool's definition Tool name is 'get_user_trophies' and description states 'Get current user's Reddit trophies and achievements' — the verb 'Get' and the absence of any modification language indicate this is a retrieval operation.
Documented attack patterns abuse exactly the kind of access get_user_trophies gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and PersonalizationMCP, and nothing reaches the server without passing your rules. This is the rule we recommend for get_user_trophies:
{
"version": "1",
"default": "deny",
"tools": {
"get_user_trophies": {}
}
}get_user_trophies is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Get current user's Reddit trophies and achievements. It is categorised as a Read tool in the PersonalizationMCP MCP Server, which means it retrieves data without modifying state.
Register the Personalization MCP server in PolicyLayer and add a rule for get_user_trophies: 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 PersonalizationMCP. Nothing to install.
get_user_trophies 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_user_trophies 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_user_trophies. 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_user_trophies is provided by the Personalization MCP server (yangliangwei/personalizationmcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 88 PersonalizationMCP tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
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88 PersonalizationMCP tools catalogued and risk-classified — across an index of 42,500+ MCP servers.