List all functions in a specific category or module
AI agents call list_functions_by_category to retrieve information from GameMaker Documentation MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and queries documentation information about functions organized by category. It performs no side effects—no code execution, data modification, or resource deletion. It is a straightforward informational lookup, consistent with Read category operations like list and search.
From the tool's definition Tool name 'list_functions_by_category' and description 'List all functions in a specific category or module' indicate data retrieval with no modification or execution capabilities.
Attacks that exploit this kind of access
List all functions in a specific category or module. It is categorised as a Read tool in the GameMaker Documentation MCP Server MCP Server, which means it retrieves data without modifying state.
Register the GameMaker Documentation MCP Server MCP server in PolicyLayer and add a rule for list_functions_by_category: 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 GameMaker Documentation MCP Server. Nothing to install.
list_functions_by_category 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 list_functions_by_category 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 list_functions_by_category. 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.
list_functions_by_category is provided by the GameMaker Documentation MCP Server MCP server (petah/gamemaker-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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