generate_text · Blender MCP Router MCP: Risk & Policy

WHAT IT DOES

What generate_text does on Blender MCP Router

AI agents invoke generate_text to trigger actions in Blender MCP Router. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call — builds kicked off, notifications sent, workflows started.

WHY IT NEEDS A POLICY

Why generate_text needs a policy

This tool triggers external API calls to third-party LLM providers via LiteLLM. While it appears read-like (text generation), it executes operations against external services and may incur costs or have side effects depending on provider usage. It falls under Execute as it triggers external operations whose effects depend on arguments.

From the tool's definition 'Unified text generation via LiteLLM' — routes requests through multiple external LLM providers (OpenAI, Anthropic, xAI)

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

generate_text Rate-limited

generate_text stays usable, but rate-capped — a runaway agent can't fire it dozens of times 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_text": {
      "limits": [
        {
          "counter": "generate_text_rate",
          "window": "minute",
          "max": 10,
          "scope": "grant"
        }
      ]
    }
  }
}

RATE-LIMIT THIS TOOL →

Instant setup, no code required.

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

FAQ

Questions about generate_text

What does the generate_text tool do? +

Unified text generation via LiteLLM. It is categorised as a Execute tool in the Blender MCP Router MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on generate_text? +

Register the Blender MCP Router MCP server in PolicyLayer and add a rule for generate_text: 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 Blender MCP Router. Nothing to install.

What risk level is generate_text? +

generate_text is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.

Can I rate-limit generate_text? +

Yes. Add a rate_limit block to the generate_text 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_text completely? +

Set action: deny in the PolicyLayer policy for generate_text. 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_text? +

generate_text is provided by the Blender MCP Router MCP server (mustafa-boorenie/blessed-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.