Get a list of all available QR code style presets with their color schemes. Use this to discover styling options before generating QR codes.
AI agents call get_available_styles to retrieve information from QR Code Generator MCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and lists static configuration data (available style presets and color schemes). It performs no creation, modification, deletion, or execution of external operations. It is purely a read operation with negligible security impact if misused by an AI agent.
From the tool's definition Tool name 'get_available_styles' and description 'Get a list of all available QR code style presets' indicates a retrieval operation with no side effects. The phrase 'Use this to discover styling options' confirms it is informational only.
Attacks that exploit this kind of access
Get a list of all available QR code style presets with their color schemes. Use this to discover styling options before generating QR codes. It is categorised as a Read tool in the QR Code Generator MCP MCP Server, which means it retrieves data without modifying state.
Register the QR Code Generator MCP server in PolicyLayer and add a rule for get_available_styles: 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 QR Code Generator MCP. Nothing to install.
get_available_styles 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_available_styles 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_available_styles. 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_available_styles is provided by the QR Code Generator MCP server (kalypsokichu-code/qr-tool-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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