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⚠️ Availability update: Riffusion is no longer available. Mentions below are kept for reference; follow the link for current alternatives.

Stable Audio

Freemium Last updated: September 2026

Stable Audio by Stability AI generates high-quality music and sound effects from text prompts with commercial licensing on paid plans.

What is Stable Audio?

Stable Audio is Stability AI's text-to-music and sound effects generator, part of the same company behind Stable Diffusion and Stable Audio Open. Launched in 2023 and significantly updated through 2026, Stable Audio competes with Suno, Udio, and MusicGen by offering high-fidelity music generation alongside dedicated sound effect creation, something competitors generally do not focus on. The platform uses Stability AI's proprietary audio diffusion models to produce instrumental tracks, ambient soundscapes, and specific sound effects (footsteps, explosions, nature sounds, UI sounds) from natural language descriptions. The Free plan provides 10 track generations a month, renewing on the first of each month, with no credit card required, though free credits are restricted in some regions due to abuse prevention. The Pro plan at $11.99/month is Stable Audio's main consumer tier, providing 500 track generations a month, 30 minutes of monthly audio uploads and commercial usage rights, meaning you can use generated music and sound effects in monetized videos, advertising, films, and game development. The Studio plan at $29.99/month raises that to 1,500 track generations a month and 60 minutes of uploads, and a Max plan at $89.99/month, which Stability added since our previous check, goes to 5,000 track generations a month with 90 minutes of uploads. Unused generations do not roll over. For developers and enterprise users, Stability AI also offers a separate developer platform where audio generation is billed per credit (1 credit = $0.01) through API integration. Stable Audio is especially popular with film and game developers needing custom sound effects, video producers wanting branded background music, and enterprise customers who trust the Stability AI brand for commercial deployment. Stability AI now fronts the Stable Audio 3.0 model family, which succeeds Stable Audio 2.5 and ships open weights for the 3.0 Small and 3.0 Medium variants alongside the hosted app.

Stable Audio demo video

Watch Stability AI's official demo to see Stable Audio in action before reading our full review.

Official video by Stability AI via YouTube, embedded for reference. ToolChase does not host or claim this video.

⚡ Quick Verdict

Best for

Video producers, game developers, and filmmakers needing instrumental music and sound effects with commercial rights

Not ideal for

Songwriters wanting AI vocal songs, use Suno or Udio instead

Starting price

Free (10 tracks/mo) · Pro $11.99/mo · Studio $29.99/mo · Max $89.99/mo · API $0.01/credit

Free plan

Yes, 10 track generations a month, personal non-commercial license, limited in some regions

Key strength

Sound effects generation + commercial licensing + developer API from Stability AI

Limitation

Vocal quality below Suno and Udio, free plan restricted in some regions

Bottom line: Stable Audio scores 4.3/5, The best AI audio tool for sound effects and instrumental music with commercial rights. Pro at $11.99/mo is the sweet spot for content creators.

Pricing

Free: 10 track generations a month, renewing on the first of each month, with no credit card required, limited track length, personal non-commercial license, watermarked outputs. Free credits not available in some regions due to abuse.

Pro, $11.99/month: 500 track generations a month, 30 minutes of monthly audio uploads, commercial usage rights for monetized content, film scoring, advertising, and game development.

Studio, $29.99/month: 1,500 track generations a month, 60 minutes of monthly audio uploads, advanced style options, commercial rights.

Max, $89.99/month: 5,000 track generations a month, 90 minutes of monthly audio uploads, commercial rights. This tier was added since our previous check. Unused generations do not roll over to the next month on any plan.

Developer Platform, $0.01 per credit: API-based access for developers integrating Stable Audio into applications. Pay-per-use pricing with no subscription required.

Key Features

  • High-fidelity text-to-music generation (Stable Audio 3.0 model family)
  • Dedicated sound effects generation (footsteps, ambience, explosions)
  • Up to 5,000 track generations a month on the Max plan
  • Commercial licensing on Pro, Studio and Max plans
  • Developer API for application integration
  • Multiple music genres and styles
  • Structured composition capabilities in 2025 update
  • From Stability AI (the Stable Diffusion company)
  • Browser-based interface with no install

Pros & Cons

Pros

  • High-quality sound effects generation (unique vs Suno and Udio)
  • Clear commercial licensing on Pro plan
  • Backed by Stability AI, established company with multiple AI products
  • Developer API for custom integrations at $0.01 per credit

Cons

  • Vocal generation is weaker than Suno or Udio
  • Free plan not available in some regions
  • Credit-based pricing can be opaque for heavy users
✅ Pricing verified on vendor sites · ✅ Independently reviewed · ✅ Scoring methodology

FAQ

Is Stable Audio worth $11.99/month for the Pro plan?

For video producers, filmmakers, and game developers who need custom background music and sound effects with clear commercial licensing, yes. $11.99/month is competitive with Soundraw Creator ($11.04) and cheaper than Udio Pro. The standout feature is sound effects generation, which Suno and Udio do not focus on. If you only need music, Suno or Udio may be better value.

Does Stable Audio generate vocals?

Stable Audio focuses primarily on instrumental music and sound effects rather than vocal songs. Vocal generation is weaker than Suno or Udio, which are the leaders for AI vocal songs. For text-to-song with singing, use Suno. For instrumental scoring, ambient music, or sound effects, Stable Audio is a strong choice.

Can Stable Audio generate sound effects?

Yes, this is one of its differentiators. You can prompt for specific sound effects like "footsteps on gravel", "waterfall ambience", "sci-fi UI button click", "forest birds", or "explosion debris". This makes Stable Audio particularly useful for game developers, indie filmmakers, and podcast producers who need custom audio assets without buying sound effect libraries or hiring foley artists.

How does Stable Audio compare to MusicGen?

MusicGen is Meta's free open-source music model that you can self-host. Stable Audio is a commercial hosted service with higher-quality output in 2026 since MusicGen hasn't been updated since 2024. If you want free self-hosting and are technical, MusicGen. If you want better quality, sound effects, and clear commercial licensing, Stable Audio.

Is Stable Audio free plan usable?

The free plan gives you 10 track generations a month, renewing on the first of each month, which is enough to evaluate quality on a few short generations. It carries a personal, non-commercial license with watermarked outputs. In some regions, free credits are not available due to abuse prevention. For actual content production, you need Pro ($11.99/mo, 500 generations a month), Studio ($29.99/mo, 1,500) or Max ($89.99/mo, 5,000), which carry commercial rights.

Can I use Stable Audio commercially?

Yes, on the Pro ($11.99/mo), Studio ($29.99/mo) and Max ($89.99/mo) plans. These include commercial licensing for using generated music and sound effects in monetized YouTube videos, advertising, film scoring, game development, and client work. The Free plan does not include commercial rights. For developers, the API pricing at $0.01/credit also supports commercial use cases within your own applications.

What is the Stable Audio developer API?

Stability AI offers a separate developer platform where you can access Stable Audio via API for programmatic integration into your own apps. Pricing is credit-based at $0.01 per credit (1 credit = 1 cent), which is affordable for per-generation billing. This is ideal for building apps that generate music or sound effects on demand, like game engines, video editing tools, or marketing platforms.

📋 Good to know

Setup

Browser-based at stableaudio.com. Sign up free for 10 track generations a month, upgrade to Pro for commercial rights.

Privacy

Backed by Stability AI with clear commercial licensing terms. API includes data handling contracts for enterprise.

When to upgrade

Pro ($11.99/mo) for creators needing commercial rights. Studio ($29.99/mo) for 1,500 generations a month, Max ($89.99/mo) for 5,000. API for developers.

Learning curve

Low. Text prompt interface is intuitive, similar to Suno and Udio workflows.

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