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@aiwerk/mcp-server-elevenlabs

@aiwerk/mcp-server-elevenlabs

by AIWerk
OverviewSchemaSourceRelated ServersDiscussionsAdmin
TypeScript
Hybrid

create_service_account_api_key

Generates an API key for an ElevenLabs service account, granting scoped permissions and optional IP or character limits to enable secure programmatic access.

Instructions

Create Service Account Api Key

Tool call template

Replace each placeholder with a value matching the input schema. Only required parameters are included; add optional parameters as needed.

{
  "id": 1,
  "jsonrpc": "2.0",
  "method": "tools/call",
  "params": {
    "arguments": {
      "service_account_user_id": "<service_account_user_id>",
      "name": "<name>",
      "permissions": "<permissions>"
    },
    "name": "create_service_account_api_key"
  }
}

Input Schema

NameRequiredDescriptionDefault
nameYes
allowed_ipsNo
permissionsYesThe permissions of the XI API.
character_limitNo
service_account_user_idYes
third_party_disable_allowedNo

Schema Changelog

Changes observed during successful MCP inspections.

  1. First observedv0.1.0

TDQS

D1.8/5.0
Behavior2/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

Annotations already declare readOnlyHint=false, idempotentHint=false, destructiveHint=false, and openWorldHint=true, and the description does not contradict them. However, the description adds zero behavioral context beyond the annotations: it does not say whether the generated API key secret is returned only once, whether existing keys are affected, or how permissions are enforced.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness2/5

Is the description appropriately sized, front-loaded, and free of redundancy?

The four-word description is short, but this is under-specification rather than useful conciseness. There is no front-loaded detail, no structure, and no information beyond the tool name, so the brevity is a liability.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness1/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

This is a mutation tool with six parameters, a nested permissions object, three required fields, and no output schema. Given that complexity and the very low schema description coverage, the description is completely inadequate: an agent has no way to know required formats, the meaning of permissions, or what the call returns.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters1/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

Schema description coverage is only 17% (only the 'permissions' object has a description), and the description contributes no parameter meaning at all. Six parameters including a nested permissions object, allowed_ips, character_limit, and third_party_disable_allowed are left completely unexplained, so the description fails to compensate for the sparse schema.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose2/5

Does the description clearly state what the tool does and how it differs from similar tools?

The description is the tool name restated verbatim ('Create Service Account Api Key' with title 'Create Service Account Api Key'), making it a tautology. While it names a verb and resource, it provides no scope, no mention of the owning service account, and no differentiation from close siblings like create_service_account or edit_service_account_api_key.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines2/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

There is no guidance on when to use this tool versus alternatives such as create_service_account (which likely creates the parent account) or edit_service_account_api_key. No prerequisites, no mention that a service_account_user_id must refer to an existing account, and no when-not-to-use conditions are given.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.

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