niagara_list_systems

List all Niagara system assets in the project.

SERVERUefn SOURCEquangdang46/uefn-verse-mcp

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/quangdang46-uefn-verse-mcp/niagara-list-systems.md

WHAT IT DOES

What niagara_list_systems does on Uefn

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

RISK

Why niagara_list_systems is rated Low

This tool retrieves and displays information about existing Niagara particle system assets without modifying, executing, or deleting anything. It is a straightforward read operation with minimal risk if invoked by an AI agent.

From the tool's definition Tool name contains 'list' and description states 'List all Niagara system assets in the project' — a pure enumeration/query operation with no side effects.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs niagara_list_systems safely

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

niagara_list_systems Allowed

niagara_list_systems 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": {
    "niagara_list_systems": {}
  }
}

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

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

FAQ

Questions about niagara_list_systems

What does the niagara_list_systems tool do? +

List all Niagara system assets in the project. It is categorised as a Read tool in the Uefn MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on niagara_list_systems? +

Register the Uefn MCP server in PolicyLayer and add a rule for niagara_list_systems: 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 Uefn. Nothing to install.

What risk level is niagara_list_systems? +

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

Can I rate-limit niagara_list_systems? +

Yes. Add a rate_limit block to the niagara_list_systems 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 niagara_list_systems completely? +

Set action: deny in the PolicyLayer policy for niagara_list_systems. 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 niagara_list_systems? +

niagara_list_systems is provided by the Uefn MCP server (quangdang46/uefn-verse-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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