---
title: Song Extender API Docs | Music Generation | ModelsLab
description: API documentation, code examples, and SDKs for Song Extender. Integrate AI into your app with Python, JavaScript, cURL, and CLI. Pay-per-use pricing.
url: https://modelslab.com/models/sonauto/song-extender/api
canonical: https://modelslab.com/models/sonauto/song-extender/api
type: product
component: Playground/Endpoint/Index
generated_at: 2026-04-05T18:46:19.533262Z
---

# Song Extender API Docs | Music Generation | ModelsLab

> API documentation, code examples, and SDKs for Song Extender. Integrate AI into your app with Python, JavaScript, cURL, and CLI. Pay-per-use pricing.

**Navigation**: [Home](https://modelslab.com) > [Models](https://modelslab.com/models) > [Sonauto](https://modelslab.com/models/sonauto) > [Song Extender](https://modelslab.com/models/sonauto/song-extender/api) > API Documentation

## Model

### [song extender](https://modelslab.com/models/sonauto/song-extender)

**Model ID:** song-extender
**Category:** Voice Cloning
**Provider:** Sonauto

Extend any song seamlessly with AI-powered voice cloning—lengthen tracks, add verses, and clone vocals in any style, all while preserving original tone and emotion, perfect for musicians and content creators.

## Endpoint

### Song Extender

**Endpoint:** `v7/voice/song-extender`
**Provider:** Sonauto
**Category:** Audio

This endpoint allows clients to extend an existing song / vocal audio track by generating additional material

 Per generation will cost 0.08$

## API Docs

- [API Docs](https://modelslab.com/models/sonauto/song-extender/llms.txt)

## Related Models

### [Qwen Text to Speech](https://modelslab.com/models/modelslab/qwen-tts)
Category: Voice Cloning | Provider: Modelslab

### [Voice isolation](https://modelslab.com/models/modelslab/vocal_isolator)
Category: Voice Cloning | Provider: Modelslab

### [scribe_v1](https://modelslab.com/models/elevenlabs/scribe_v1)
Category: Voice Cloning | Provider: Elevenlabs

### [Elevenlabs Voice Changer](https://modelslab.com/models/elevenlabs/eleven_english_sts_v2)
Category: Voice Cloning | Provider: Elevenlabs

### [Modi](https://modelslab.com/models/modelslab/modi)
Category: Voice Cloning | Provider: Modelslab

### [Music](https://modelslab.com/models/elevenlabs/music_v1)
Category: Voice Cloning | Provider: Elevenlabs

### [eleven_sound_effect](https://modelslab.com/models/elevenlabs/eleven_sound_effect)
Category: Voice Cloning | Provider: Elevenlabs

### [song inpaint](https://modelslab.com/models/sonauto/song-inpaint)
Category: Voice Cloning | Provider: Sonauto

### [Kanye West](https://modelslab.com/models/modelslab/kanyev2-redux)
Category: Voice Cloning | Provider: Modelslab

### [Mina](https://modelslab.com/models/modelslab/mina)
Category: Voice Cloning | Provider: Modelslab

### [Baldi](https://modelslab.com/models/modelslab/baldi)
Category: Voice Cloning | Provider: Modelslab

### [ Shreya Ghoshal](https://modelslab.com/models/modelslab/shreya)
Category: Voice Cloning | Provider: Modelslab

### [eleven_multilingual_v2](https://modelslab.com/models/elevenlabs/eleven_multilingual_v2)
Category: Voice Cloning | Provider: Elevenlabs

### [Song generation](https://modelslab.com/models/sonauto/sonauto_song)
Category: Voice Cloning | Provider: Sonauto

### [Inworld Text to Speech](https://modelslab.com/models/inworld/inworld-tts-1)
Category: Voice Cloning | Provider: Inworld

### [Meta Llama 3.1 8B Instruct Turbo](https://modelslab.com/models/together_ai/meta-llama-Meta-Llama-3.1-8B-Instruct-Turbo)
Category: Llm | Provider: Together Ai

### [endlessReality - v7](https://modelslab.com/models/modelslab/endlessreality-v7)
Category: Stable Diffusion | Provider: Modelslab

### [Connect Street Beat (Shiraishi An) / Project SEKAI - AnimagineXL V3.1](https://modelslab.com/models/modelslab/connect-street-beat-shiraishi-an-project-sekai-animaginexl-v3-1)
Category: Stable Diffusion Xl | Type: Lora | Provider: Modelslab


---

*This markdown version is optimized for AI agents and LLMs.*

**Links:**
- [Website](https://modelslab.com)
- [API Documentation](https://docs.modelslab.com)
- [Blog](https://modelslab.com/blog)

---
*Generated by ModelsLab - 2026-04-06*