list_niagara_parameter_types

A read tool on the Unreal- MCP server.

SERVERUnreal-MCP SOURCEaadeshrao123/unreal-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/aadeshrao123-unreal-mcp/list-niagara-parameter-types.md

WHAT IT DOES

What list_niagara_parameter_types does on Unreal-MCP

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

RISK

Why list_niagara_parameter_types is rated Low

The 'list' verb is characteristic of Read operations that retrieve or query data without side effects. Niagara is Unreal's VFX system, and listing available parameter types is a data retrieval operation. No modification, execution, deletion, or financial action is implied.

From the tool's definition Tool name 'list_niagara_parameter_types' contains the verb 'list', which indicates retrieval/querying of data without modification. The tool appears to enumerate or display available Niagara parameter types in Unreal Engine 5.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs list_niagara_parameter_types safely

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

list_niagara_parameter_types Allowed

list_niagara_parameter_types 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": {
    "list_niagara_parameter_types": {}
  }
}

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

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

FAQ

Questions about list_niagara_parameter_types

What does the list_niagara_parameter_types tool do? +

list_niagara_parameter_types is a read tool on the Unreal MCP server. It is categorised as a Read tool in the Unreal-MCP MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on list_niagara_parameter_types? +

Register the Unreal MCP server in PolicyLayer and add a rule for list_niagara_parameter_types: 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 Unreal-MCP. Nothing to install.

What risk level is list_niagara_parameter_types? +

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

Can I rate-limit list_niagara_parameter_types? +

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

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

list_niagara_parameter_types is provided by the Unreal MCP server (aadeshrao123/unreal-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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