get_blueprint_info
Get Blueprint info: class, variables, functions, components, and graphs.
This record as markdown: /tools/jjpxdev-unreal-mcp/get-blueprint-info.md
What get_blueprint_info does on Unreal
AI agents call get_blueprint_info to retrieve information from Unreal without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
blueprint_path | string | Yes | Blueprint asset path |
Parameters from the server's own tool schema.
Why get_blueprint_info is rated Low
This tool queries and retrieves metadata about Unreal Engine blueprints. The verb 'Get' and the passive retrieval of existing blueprint information clearly indicate a read-only operation with no side effects or modifications. It has minimal blast radius as it only exposes existing data that would typically be visible in the editor.
From the tool's definition The tool is described as 'Get Blueprint info' which retrieves information about class, variables, functions, components, and graphs without modifying them.
Attacks that exploit this kind of access
The rule that runs get_blueprint_info safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Unreal, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For get_blueprint_info, this is the rule to start with:
get_blueprint_info is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Unreal, apply this rule, and every get_blueprint_info call is checked against it from then on.
Questions about get_blueprint_info
Get Blueprint info: class, variables, functions, components, and graphs. It is categorised as a Read tool in the Unreal MCP Server, which means it retrieves data without modifying state.
get_blueprint_info accepts 1 parameter: blueprint_path. Required: blueprint_path. The full parameter table on this page comes from the server's own tool schema.
Register the Unreal MCP server in PolicyLayer and add a rule for get_blueprint_info: 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. Nothing to install.
get_blueprint_info 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_blueprint_info 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_blueprint_info. 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_blueprint_info is provided by the Unreal MCP server (@jjpxdev/unreal-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
More on Unreal, and thousands of servers like it.
This server
Across the catalogue