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Google Lyria 3 Pro API - AI Music Generation | Muapi: AI Audio & Music

Call the Google Lyria 3 Pro API for text-to-music. Full songs up to 3 minutes. $0.08 per generation, async polling and webhooks. Lyria 3 Pro is Google's flagship music model: describe a genre, mood, instruments and structure and it composes a full-length song of up to three minutes, returned as an MP3.

Interactive model controls

Lyria 3 Pro is Google's flagship music model: describe a genre, mood, instruments and structure and it composes a full-length song of up to three minutes, returned as an MP3.

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Overview

About this model

Lyria 3 Pro is Google's flagship music model. Describe genre, mood, instruments and structure and it composes a full-length song of up to three minutes. Through Muapi you call it with a single endpoint and receive a hosted MP3 asynchronously via polling or webhook.

1Full songs for videos, games and podcasts
2Custom soundtracks and scores
3Songs with vocals from lyrics in the prompt
4Rapid music prototyping for creative teams
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Pricing & Value

Cost analysis

muapiapp$0.08

Flat $0.08 per generation, matching Google's official API price.

** Competitor pricing is estimated based on similar model architectures and usage tiers.

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Technical Details

Configuration schema

Promptstring

Describe the music: genre, mood, tempo, instruments, structure, and lyrics if you want vocals (up to 2,000 characters).

Default ValueAn upbeat synth-pop song about driving at night, shimmering arpeggios, punchy drums, female vocals, anthemic chorus.
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Implementation Guide

Developer documentation

How to Use Lyria 3 Pro

  1. Describe the music: genre, mood, tempo, instruments (and lyrics for vocals) in prompt, up to 2,000 characters.
  2. Submit: POST to /api/v1/lyria-3-pro with your x-api-key; you receive a request_id.
  3. Collect the result: poll /api/v1/predictions/{request_id}/result or pass a webhook URL to be notified when the MP3 is ready.
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Common Questions

Frequently asked

How long is the generated audio?

Full-length songs up to 3 minutes.

What format is the output?

A hosted MP3 file.

How much does Lyria 3 Pro cost?

$0.08 per generation, matching Google's official API price.