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Inworld AI Voices API

Voice catalog and custom voice management

Inworld AI Voices API is one of 10 APIs that Inworld AI publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Voices. The published artifact set on APIs.io includes an OpenAPI specification.

This API exposes 8 operations across 6 paths, and defines 1 schema. It is described by OpenAPI 3.1.0, at version 1.0.

Requests are made against a single base URL, https://api.inworld.ai.

8 operations 6 paths 1 schemas 1 DELETE3 GET1 PATCH3 POST

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.1.0
API Version
1.0
Base URL
https://api.inworld.ai
Authentication
HTTP Basic
Contact
Resource Areas
1

Authentication & Security 1

Inworld AI Voices API declares 1 security scheme for authenticating requests. It accepts HTTP basic authentication (basicAuth). By default, every request must be authenticated.

  • basicAuth — Authentication uses HTTP Basic with the API key as the username (password empty), encoded as: Authorization: Basic base64(apiKey:). Get an API key at https://p…

Paths & Operations 8

Across 6 paths, the API surfaces 8 operations — 1 DELETE, 3 GET, 1 PATCH, 3 POST. Each is listed below with its method, path, parameters, and response codes.

Voices 8

Voice catalog and custom voice management

GET
/v1/tts/voices
List available TTS voices
listTtsVoices → 200
GET
/v1/voices
List voices
listVoices → 200
GET
/v1/voices/{id}
Get voice
getVoice 1 param → 200
PATCH
/v1/voices/{id}
Update voice
updateVoice 1 param body → 200
DELETE
/v1/voices/{id}
Delete voice
deleteVoice 1 param → 204
POST
/v1/voices/clone
Clone voice from audio
cloneVoice body → 200
POST
/v1/voices/design
Design voice from text description
designVoice body → 200
POST
/v1/voices/publish
Publish a voice
publishVoice body → 200

Schemas 1

The contract defines 1 schema that model the data the API accepts and returns. The most detailed is Voice (6 properties). Each schema is shown below with its type and property counts.

Voice
object
6 properties

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

inworld-voices-api-openapi.yml Raw ↑

Other APIs Inworld AI publishes across the network.

Inworld Text-to-Speech API
Inworld Speech-to-Text API
Inworld Realtime API
Inworld LLM Router API
Inworld AI Models API
Inworld AI Realtime API
Inworld AI Router API
Inworld AI STT API
Inworld AI TTS API