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ACE-Step

Free plan

Open-source, self-hostable AI music model

An open-source music generation foundation model that turns text descriptions into high-quality music complete with melody, harmony, rhythm, and instrumentation, and optionally lyrics. It combines diffusion-based generation with a lightweight transformer for very fast generation speeds.

Open sourceKorean I/OCommercial use OK
Edge

vs. similar tools: Released under the Apache 2.0 license for commercial self-hosting, with a standout speed of generating a 4-minute song in about 20 seconds on an A100.

Pricing

PlanMonthly priceLimits
오픈소스$0/moApache 2.0 라이선스, 무료, 직접 GPU 인프라 필요

Specs

최대 길이
240초
보컬
지원

AI Score

Computed by AI from public info and internal criteria (not a measured benchmark)

79

Overall score

Category average -3
Music qualityGeneration speedSelf-hosting / OpennessEase of useValue for money

Not a measured benchmark — this is a score computed by AI based on information published on the web and internal evaluation criteria.

Popularity

Buzz and recognition within the same category (not a quality score)

33

Relative score within category

  • Domain authority3.1 / 10
  • Hacker News buzz129 pts
  • GitHub stars★ 4,532

A buzz metric computed by normalizing public signals — GitHub stars, Hacker News mentions, domain authority, and more — per category. Popularity is a different axis from quality and can disadvantage new or niche tools, so we use it only as a supplementary indicator. Collected: 2026-05-31.

By AI score

  • 91
    Suno

    Its key differentiator is letting even beginners produce a complete song, with vocals, lyrics, and backing track, from a single sentence faster than anything else.

  • 88
    Udio

    Its most distinctive differentiator is inpainting editing that regenerates just a specific two-second section of a track exactly as you want.

  • 85
    Eleven Music

    What sets it apart is training on cleared, licensed data that guarantees broad commercial use on paid plans, plus a music API for developers.

  • 84
    LANDR

    Its key differentiator is an ecosystem that bundles music distribution, samples, plugins, and collaboration alongside mastering in a single subscription.

  • 83
    AIVA

    Its differentiator is full copyright ownership of generated tracks on the Pro plan plus MIDI editing support, making it especially strong for scoring video and game background music.

Compare ACE-Step

Last updated: 2026-05-30

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