Inworld Text To Speech

Technical Specifications

Model ID

inworld-tts-1

Provider

Inworld

Category

Audio Models

Task

Audio Generation

Price

$6 per million characters

Added

August 7, 2025

Key Features

• AI voice synthesis and text-to-speech
• Multiple language and accent support
• Voice cloning from short audio samples
• Real-time audio processing via API
• Customizable speech parameters

Quick Start

Integrate Inworld Text To Speech into your application with a single API call. Get your API key from the pricing page to get started.

import requests
import json

url = "https://modelslab.com/api/v7/voice/text-to-speech"

headers = {
    "Content-Type": "application/json"
}

data = {
        "model_id": "inworld-tts-1",
        "prompt": "your prompt here",
        "key": "YOUR_API_KEY"
    }

try:
    response = requests.post(url, headers=headers, json=data)
    response.raise_for_status()  # Raises an HTTPError for bad responses (4XX or 5XX)
    result = response.json()
    print("API Response:")
    print(json.dumps(result, indent=2))
except requests.exceptions.HTTPError as http_err:
    print(f"HTTP error occurred: {http_err} - {response.text}")
except Exception as err:
    print(f"Other error occurred: {err}")

Pricing

Inworld Text To Speech API costs $6 per million characters. Plans start at $21/month, and open-source models are unlimited on the $149/month plan. View pricing plans

Use Cases

• Voice-over production for video content
• Podcast and audiobook narration
• Multilingual customer support automation
• Interactive voice response (IVR) systems