get_pcb_rules
Get all design rules from the current Altium PCB
This record as markdown: /tools/altium-mcp-suite/get-pcb-rules.md
What get_pcb_rules does on Altium-MCP-Suite
AI agents call get_pcb_rules to retrieve information from Altium-MCP-Suite without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why get_pcb_rules is rated Low
This tool retrieves or queries design rule configuration data from an Altium PCB project. It has no side effects, does not execute code, does not modify data, and does not delete anything. It is a straightforward read operation that returns information about the PCB's current design rules. The minimal blast radius (informational disclosure only) and reversible nature confirm a 'Read' classification with low severity.
From the tool's definition Tool name 'get_pcb_rules' and description 'Get all design rules from the current Altium PCB' indicate a retrieval operation that queries existing design rules without modifying, executing, or deleting anything.
Attacks that exploit this kind of access
The rule that runs get_pcb_rules safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Altium-MCP-Suite, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For get_pcb_rules, this is the rule to start with:
get_pcb_rules 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 Altium-MCP-Suite, apply this rule, and every get_pcb_rules call is checked against it from then on.
Questions about get_pcb_rules
Get all design rules from the current Altium PCB. It is categorised as a Read tool in the Altium-MCP-Suite MCP Server, which means it retrieves data without modifying state.
Register the Altium-MCP-Suite MCP server in PolicyLayer and add a rule for get_pcb_rules: 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 Altium-MCP-Suite. Nothing to install.
get_pcb_rules 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_pcb_rules 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_pcb_rules. 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_pcb_rules is provided by the Altium-MCP-Suite MCP server (M-R-Abedini/Altium-MCP-Suite). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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