generate_bassline · Filopastry MCP: Risk & Policy

WHAT IT DOES

What generate_bassline does on Filopastry

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

WHY IT NEEDS A POLICY

Why generate_bassline needs a policy

This tool generates (creates) a bassline pattern, which is a Write operation. It produces new musical content but does not execute shell commands, delete data, or involve financial transactions. The blast radius is low since it only affects audio/music pattern generation within a sandboxed live coding environment.

From the tool's definition Generate bassline — creates a new musical pattern/bassline in the Strudel.cc environment

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

generate_bassline Rate-limited

generate_bassline 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_bassline": {
      "limits": [
        {
          "counter": "generate_bassline_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 Filopastry, so you can run agents against it safely.

FAQ

Questions about generate_bassline

What does the generate_bassline tool do? +

Generate bassline. It is categorised as a Write tool in the Filopastry 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_bassline? +

Register the Filopastry MCP server in PolicyLayer and add a rule for generate_bassline: 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 Filopastry. Nothing to install.

What risk level is generate_bassline? +

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

Can I rate-limit generate_bassline? +

Yes. Add a rate_limit block to the generate_bassline 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_bassline completely? +

Set action: deny in the PolicyLayer policy for generate_bassline. 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_bassline? +

generate_bassline is provided by the Filopastry MCP server (youwenshao/filopastry). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.