create_voice_from_preview

Saves generated voice to library. Returns: permanent voice ID. Use when: keeping voice from text_to_voice previews.

SERVERElevenLabs MCP Enhanced SOURCE199-mcp/mcp-elevenlabs

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade C, identity unverified Pull the record →

This record as markdown: /tools/199-mcp-mcp-elevenlabs/create-voice-from-preview.md

WHAT IT DOES

What create_voice_from_preview does on ElevenLabs MCP Enhanced

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

RISK

Why create_voice_from_preview is rated Medium

This tool creates and stores a new voice asset permanently in the user's library. It is a write operation that persists data reversibly (the saved voice can presumably be deleted later). It does not execute arbitrary code, destroy data, or involve financial transactions.

From the tool's definition Tool description states 'Saves generated voice to library' and 'Returns: permanent voice ID', indicating creation and persistence of new data (voice artifact) in the user's voice library.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs create_voice_from_preview safely

PolicyLayer is an MCP gateway: it sits between your AI agents and ElevenLabs MCP Enhanced, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For create_voice_from_preview, this is the rule to start with:

create_voice_from_preview Rate-limited

create_voice_from_preview 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": {
    "create_voice_from_preview": {
      "limits": [
        {
          "counter": "create_voice_from_preview_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect ElevenLabs MCP Enhanced, apply this rule, and every create_voice_from_preview call is checked against it from then on.

FAQ

Questions about create_voice_from_preview

What does the create_voice_from_preview tool do? +

Saves generated voice to library. Returns: permanent voice ID. Use when: keeping voice from text_to_voice previews. It is categorised as a Write tool in the ElevenLabs MCP Enhanced MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on create_voice_from_preview? +

Register the ElevenLabs MCP Enhanced MCP server in PolicyLayer and add a rule for create_voice_from_preview: 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 ElevenLabs MCP Enhanced. Nothing to install.

What risk level is create_voice_from_preview? +

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

Can I rate-limit create_voice_from_preview? +

Yes. Add a rate_limit block to the create_voice_from_preview 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 create_voice_from_preview completely? +

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

create_voice_from_preview is provided by the ElevenLabs MCP Enhanced MCP server (199-mcp/mcp-elevenlabs). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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