jp_list_users

List all users from JSONPlaceholder (fake test data).

SERVERUnClick SOURCE@unclick/mcp-server

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/io-github-malamutemayhem-unclick-mcp-server/jp-list-users.md

WHAT IT DOES

What jp_list_users does on UnClick

AI agents call jp_list_users to retrieve information from UnClick without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why jp_list_users is rated Low

This tool retrieves user data from a test/dummy data service without creating, modifying, deleting, or executing any operations. It has no side effects and presents no financial, destructive, or execution risks. The data is explicitly fake and for testing purposes only, minimizing any real-world impact.

From the tool's definition Tool name contains 'list' and description states 'List all users', indicating a data retrieval operation. The data source is JSONPlaceholder, described as 'fake test data', which is a well-known public testing API.

Risk signalsBulk/mass operation — affects multiple targets

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs jp_list_users safely

PolicyLayer is an MCP gateway: it sits between your AI agents and UnClick, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For jp_list_users, this is the rule to start with:

jp_list_users Allowed

jp_list_users is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "jp_list_users": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect UnClick, apply this rule, and every jp_list_users call is checked against it from then on.

FAQ

Questions about jp_list_users

What does the jp_list_users tool do? +

List all users from JSONPlaceholder (fake test data). It is categorised as a Read tool in the UnClick MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on jp_list_users? +

Register the UnClick MCP server in PolicyLayer and add a rule for jp_list_users: 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.

What risk level is jp_list_users? +

jp_list_users is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit jp_list_users? +

Yes. Add a rate_limit block to the jp_list_users 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.

How do I block jp_list_users completely? +

Set action: deny in the PolicyLayer policy for jp_list_users. 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.

What MCP server provides jp_list_users? +

jp_list_users 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.

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