generate_mind_map · Chart MCP Server MCP: Risk & Policy

WHAT IT DOES

What generate_mind_map does on Chart MCP Server

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

WHY IT NEEDS A POLICY

Why generate_mind_map needs a policy

This tool generates visual outputs (mind maps) based on input, which constitutes creating new data/artifacts. It does not retrieve existing data (Read), execute arbitrary code (Execute), delete data (Destructive), or move money (Financial). The impact is reversible—generated artifacts can be discarded without side effects.

From the tool's definition Tool creates/generates a mind map visualization ("生成优雅的思维导图" = "Generate elegant mind maps"). Generation is a form of data creation.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

generate_mind_map Rate-limited

generate_mind_map 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_mind_map": {
      "limits": [
        {
          "counter": "generate_mind_map_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 Chart MCP Server, so you can run agents against it safely.

FAQ

Questions about generate_mind_map

What does the generate_mind_map tool do? +

生成优雅的思维导图. It is categorised as a Write tool in the Chart 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_mind_map? +

Register the Chart MCP Server MCP server in PolicyLayer and add a rule for generate_mind_map: 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 Chart MCP Server. Nothing to install.

What risk level is generate_mind_map? +

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

Can I rate-limit generate_mind_map? +

Yes. Add a rate_limit block to the generate_mind_map 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_mind_map completely? +

Set action: deny in the PolicyLayer policy for generate_mind_map. 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_mind_map? +

generate_mind_map is provided by the Chart MCP Server MCP server (qingfeng0512/chart-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.