generate_qr_basic · Enhanced QR Code MCP Server MCP

WHAT IT DOES

What generate_qr_basic does on Enhanced QR Code MCP Server

AI agents use generate_qr_basic to create or update resources in Enhanced QR Code MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Enhanced QR Code MCP Server environment.

WHY IT NEEDS A POLICY

Why generate_qr_basic needs a policy

This tool creates new QR code artifacts based on input data. It is a Write operation because it generates/produces new content. Severity is low because QR codes are typically harmless data representations with no inherent side effects on systems or data—they are inert files. The tool has no capability to execute code, delete data, move money, or access sensitive systems.

From the tool's definition Tool name 'generate_qr_basic' and description 'Generate a basic QR code' indicate creation of new data (QR code image/file) without modification of existing data or destructive operations.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

generate_qr_basic Rate-limited

generate_qr_basic stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "generate_qr_basic": {
      "limits": [
        {
          "counter": "generate_qr_basic_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Enhanced QR Code MCP Server, so you can run agents against it safely.

FAQ

Questions about generate_qr_basic

What does the generate_qr_basic tool do? +

Generate a basic QR code (compatible with original @jwalsh/mcp-server-qrcode). It is categorised as a Write tool in the Enhanced QR Code MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on generate_qr_basic? +

Register the Enhanced QR Code MCP Server MCP server in PolicyLayer and add a rule for generate_qr_basic: 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 Enhanced QR Code MCP Server. Nothing to install.

What risk level is generate_qr_basic? +

generate_qr_basic is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit generate_qr_basic? +

Yes. Add a rate_limit block to the generate_qr_basic 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.

How do I block generate_qr_basic completely? +

Set action: deny in the PolicyLayer policy for generate_qr_basic. 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.

What MCP server provides generate_qr_basic? +

generate_qr_basic is provided by the Enhanced QR Code MCP Server MCP server (myownipgit/mcp-server-qrcode-enhanced). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.