Medium Risk

generate_ids

generate_ids

How to control generate_ids ↓

What generate_ids does on Bonsai-mcp

AI agents use generate_ids to create or update resources in Bonsai-mcp — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Bonsai-mcp environment.

Medium Risk

Why generate_ids needs a policy

The name 'generate_ids' suggests creating or assigning identifiers, which is a data modification operation (Write category). Without a description, confidence is reduced. Severity is medium because ID generation in CAD/BIM contexts could affect model integrity or data linkage if misused, but is generally reversible.

From the tool's definition Tool name 'generate_ids' with no description provided. Inferred from context: on a Blender/IFC server, likely generates or assigns identifiers within building models.

Documented attack patterns abuse exactly the kind of access generate_ids gives an agent:

How to control generate_ids

PolicyLayer is an MCP gateway — it sits between your AI agents and Bonsai-mcp, and nothing reaches the server without passing your rules. This is the rule we recommend for generate_ids:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "generate_ids": {
      "limits": [
        {
          "counter": "generate_ids_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

generate_ids 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.

  1. Create a free account and register Bonsai-mcp — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
LIMIT THIS TOOL →

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Related tools and policies

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Questions about generate_ids

What does the generate_ids tool do? +

generate_ids. It is categorised as a Write tool in the Bonsai-mcp 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_ids? +

Register the Bonsai- MCP server in PolicyLayer and add a rule for generate_ids: 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 Bonsai-mcp. Nothing to install.

What risk level is generate_ids? +

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

Can I rate-limit generate_ids? +

Yes. Add a rate_limit block to the generate_ids 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_ids completely? +

Set action: deny in the PolicyLayer policy for generate_ids. 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_ids? +

generate_ids is provided by the Bonsai- MCP server (jotaderodriguez/bonsai_mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Bonsai-mcp tool call.

Start from Bonsai-mcp, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

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17 Bonsai-mcp tools catalogued and risk-classified — across an index of 43,000+ MCP servers.

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