check_material_match

Check if the loaded material matches what a print expects.

SERVERKiln SOURCEcodeofaxel/Kiln

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/kiln/check-material-match.md

WHAT IT DOES

What check_material_match does on Kiln

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

RISK

Why check_material_match is rated Low

This tool performs validation or verification by examining the currently loaded material and comparing it against print requirements. No data is created, modified, deleted, or executed. It is a passive check operation with no side effects, fitting the 'Read' category of retrieving or querying data.

From the tool's definition Tool name 'check_material_match' and description 'Check if the loaded material matches what a print expects' indicate a read-only query operation that retrieves and compares material properties without modifying any state.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs check_material_match safely

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

check_material_match Allowed

check_material_match 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": {
    "check_material_match": {}
  }
}

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

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

FAQ

Questions about check_material_match

What does the check_material_match tool do? +

Check if the loaded material matches what a print expects. It is categorised as a Read tool in the Kiln MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on check_material_match? +

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

What risk level is check_material_match? +

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

Can I rate-limit check_material_match? +

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

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

check_material_match is provided by the Kiln MCP server (codeofaxel/Kiln). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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