This record as markdown: /tools/kiln/suggest-spool-swaps.md
What suggest_spool_swaps does on Kiln
AI agents call suggest_spool_swaps 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.
Why suggest_spool_swaps is rated Low
The tool name suggests it provides recommendations or analysis about spool swaps rather than executing physical changes to printer hardware or consumables. Without a description, confidence is moderate, but the pattern of similar tools and the phrasing 'suggest' rather than 'perform' or 'execute' points toward a Read category (retrieving/querying printer state and providing recommendations).
From the tool's definition Tool name 'suggest_spool_swaps' implies querying or recommending spool configurations; description is empty, limiting confidence.
Attacks that exploit this kind of access
The rule that runs suggest_spool_swaps 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 suggest_spool_swaps, this is the rule to start with:
suggest_spool_swaps 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 Kiln, apply this rule, and every suggest_spool_swaps call is checked against it from then on.
Questions about suggest_spool_swaps
suggest_spool_swaps is a read tool on the Kiln MCP server. It is categorised as a Read tool in the Kiln MCP Server, which means it retrieves data without modifying state.
Register the Kiln MCP server in PolicyLayer and add a rule for suggest_spool_swaps: 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.
suggest_spool_swaps 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 suggest_spool_swaps 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 suggest_spool_swaps. 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.
suggest_spool_swaps 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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