AI agents call read_material to retrieve information from Godot without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
path | string | Yes | Path to .tres material file (relative to project root) |
Parameters from the server's own tool schema.
This tool retrieves material data in PBR (Physically Based Rendering) format from the Godot engine. It performs a query operation with no capacity to modify, delete, or execute code. The blast radius of misuse is minimal — an AI agent cannot cause harm by reading material properties.
From the tool's definition Tool name is 'read_material' and description states 'Read material with PBR formatting' — the verb 'read' and lack of any modification language clearly indicate data retrieval without side effects.
Risk signalsAccepts file system path (path)
Attacks that exploit this kind of access
Read material with PBR formatting. It is categorised as a Read tool in the Godot MCP Server, which means it retrieves data without modifying state.
read_material accepts 1 parameter: path. Required: path. The full parameter table on this page comes from the server's own tool schema.
Register the Godot MCP server in PolicyLayer and add a rule for read_material: 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 Godot. Nothing to install.
read_material 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 read_material 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 read_material. 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.
read_material is provided by the Godot MCP server (@yanhuifair/godot-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
read_material is one line of Godot's registry record.
The record carries the whole server: verified identity, auth posture, risk grade, every tool classified, recommended policy — re-checked continuously.
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