Get public information about a Reddit user
AI agents call get_user_profile to retrieve information from Reddit MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries and retrieves publicly available Reddit user profile information. It performs no mutations, executions, or destructive operations. The read-only nature of the Reddit MCP Server, as stated in the server description, confirms this is a data retrieval operation with no adverse consequences from typical use.
From the tool's definition Tool description states 'Get public information about a Reddit user' and server description emphasizes 'read-only access' with 'no posting capabilities'. The tool retrieves user profile data without modification or side effects.
Attacks that exploit this kind of access
Get public information about a Reddit user. It is categorised as a Read tool in the Reddit MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Reddit MCP Server MCP server in PolicyLayer and add a rule for get_user_profile: 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 Reddit MCP Server. Nothing to install.
get_user_profile 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_profile 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_profile. 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_profile is provided by the Reddit MCP Server MCP server (sumitroyyy/reddit_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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