check_courtyard_overlaps
Detect courtyard overlaps between footprints and (optionally) flag courtyards that extend past the board outline. Accepts a
This record as markdown: /tools/mixelpixx-kicad-mcp-server/check-courtyard-overlaps.md
What check_courtyard_overlaps does on KiCAD-MCP-Server
AI agents call check_courtyard_overlaps to retrieve information from KiCAD-MCP-Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why check_courtyard_overlaps is rated Low
This is a design validation tool that analyzes footprint properties and reports overlaps or boundary violations. It retrieves and checks design data (courtyard geometry) but does not create, modify, or delete PCB elements. The operation is a read-only inspection with no side effects on the design, similar to linting or DRC (design rule check) operations.
From the tool's definition Tool name 'check_courtyard_overlaps' and description 'Detect courtyard overlaps between footprints and (optionally) flag courtyards that extend past the board outline' indicate inspection and analysis operations.
Attacks that exploit this kind of access
The rule that runs check_courtyard_overlaps safely
PolicyLayer is an MCP gateway: it sits between your AI agents and KiCAD-MCP-Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For check_courtyard_overlaps, this is the rule to start with:
check_courtyard_overlaps 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 KiCAD-MCP-Server, apply this rule, and every check_courtyard_overlaps call is checked against it from then on.
Questions about check_courtyard_overlaps
Detect courtyard overlaps between footprints and (optionally) flag courtyards that extend past the board outline. Accepts a. It is categorised as a Read tool in the KiCAD-MCP-Server MCP Server, which means it retrieves data without modifying state.
Register the KiCAD-MCP-Server MCP server in PolicyLayer and add a rule for check_courtyard_overlaps: 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 KiCAD-MCP-Server. Nothing to install.
check_courtyard_overlaps 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 check_courtyard_overlaps 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 check_courtyard_overlaps. 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.
check_courtyard_overlaps is provided by the KiCAD-MCP-Server MCP server (mixelpixx/kicad-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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