Free to start: try up to 2 songs/day. No credit card required.

Create richer songs with ACE-Step 1.5 XL

Use the XL model family online for expressive vocals, fuller arrangements and faster creative drafts. Pick a vibe, paste lyrics, or describe the track you hear in your head.

Free to start. Try up to 2 songs/day. No credit card required.

ACE-STEP 1.5 XL

A bigger canvas for AI music creation

ACE-Step 1.5 XL focuses on creator-facing quality: more detailed songs, stronger vocal performances, richer instrumental layers and a workflow that can move from quick sketch to polished direction without leaving the browser.

Sound

Richer full-song output

ACE-Step 1.5 XL is built for bigger, fuller results: clearer vocal presence, more convincing instrumental layers, and arrangements that feel closer to a finished production.

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Vocals

More expressive singing and lyrics

Use a short idea or paste your own lyrics, then guide the mood, genre, voice feel and song structure. XL is especially useful when the vocal performance needs emotion and polish.

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Speed

Turbo when you need quick versions

The Turbo model is designed for fast creative iteration, so you can try multiple directions, compare hooks and keep the strongest version without slowing down your session.

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Use

Creator-friendly music generation

The XL family is presented as commercial-ready and suitable for creator workflows, making it a strong fit for demos, videos, ads, podcasts, game cues and independent releases.

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Choose the right ACE-Step 1.5 XL model

The XL family includes three creator-friendly options. You do not need to understand how they work internally — just pick the one that matches your session.

XL Base

ACE-Step/acestep-v15-xl-base

Best for: Deep creative control

Choose XL Base when you want the broadest creative range. It is a strong fit for exploring a song idea, reshaping sections, completing unfinished concepts and building more detailed arrangements.

Best starting point for wide-open song exploration.
Useful when you plan to revise, extend or reshape a track.
Good for producers who want room to experiment.

XL SFT

ACE-Step/acestep-v15-xl-sft

Best for: Polished standard songs

Choose XL SFT when you want a refined, dependable result from a clear prompt. It is well suited for complete songs, vocal tracks and creator-ready demos where consistency matters.

Balanced option for high-quality everyday generation.
Strong fit for lyrics-to-song and prompt-to-song workflows.
Good when you want polish without overthinking settings.

XL Turbo

ACE-Step/acestep-v15-xl-turbo

Best for: Fast high-quality drafts

Choose XL Turbo when speed matters. It keeps the larger XL sound profile while making it easier to generate several versions, compare them quickly and move forward with the best take.

Fastest XL option for rapid idea testing.
Great for hooks, ads, shorts, quick demos and A/B drafts.
Ideal when you want momentum during a creative session.

What you can make with ACE-Step 1.5 XL

Song Creation

Generate complete songs from a short mood, genre or story prompt.
Paste original lyrics and shape them into a full vocal arrangement.
Create intros, hooks, verses, choruses and cinematic builds.
Try multiple versions until the energy and vocal feel land right.

Creative Direction

Guide genre, singer style, emotional tone and arrangement density.
Use reference ideas to keep the result closer to your creative target.
Move between fast drafts and more polished XL-style outputs.
Build music for videos, demos, podcasts, games and social campaigns.

Workflow

Start in the browser with the same familiar ACE-Step create flow.
Use XL Turbo for quick direction finding before committing to a favorite.
Use XL SFT for clean full-song generations with less tweaking.
Use XL Base when a track needs more creative shaping afterward.

Who ACE-Step 1.5 XL is for

Video creators

Generate polished background tracks, lyric-forward hooks, intro themes and short-form music beds that feel custom to the scene.

Songwriters

Turn a chorus idea, theme or rough lyric into a fuller song direction before recording live vocals or arranging in a DAW.

Game makers

Create boss themes, menu loops, character motifs and cinematic cues with a more premium, layered XL sound.

Brands and marketers

Draft jingles, campaign tracks and product launch music quickly, then refine the strongest idea into a cleaner final direction.

Producers

Use XL output as a high-quality starting point for references, remixes, toplines, arrangement studies and client mood boards.

Prompt explorers

Compare Base, SFT and Turbo directions to learn which version responds best to your style, mood and lyric prompts.

FAQ — ACE-Step 1.5 XL

What is ACE-Step 1.5 XL?

ACE-Step 1.5 XL is the larger, higher-quality branch of the ACE-Step 1.5 music model family. It is designed to create fuller songs with expressive vocals, richer arrangements and stronger creator-ready output.

Is ACE-Step 1.5 XL only for advanced users?

No. On acestep.io, you can use it like any other AI music generator: describe the song, paste lyrics if you have them, choose the vibe and generate. The page is designed for creators, not engineers.

Can I use ACE-Step 1.5 XL for commercial projects?

The ACE-Step 1.5 XL model page presents the family as commercial-ready. As with any creator tool, make sure your own lyrics, prompts and references are yours to use.

Which XL model should I start with?

Start with ACE-Step/acestep-v15-xl-turbo when you want fast drafts, ACE-Step/acestep-v15-xl-sft when you want a polished standard song, and ACE-Step/acestep-v15-xl-base when you want the most room for creative shaping.

What is the difference between XL Base, XL SFT and XL Turbo?

XL Base is the broad creative foundation, XL SFT is the polished everyday option, and XL Turbo is the fastest option for trying more versions quickly.

Can I generate vocals and instrumentals with XL?

Yes. You can guide vocal songs, instrumental cues, hooks, background music, rap tracks, cinematic pieces and genre-specific productions from text prompts or lyrics.

ACE-Step 1.5 XL online

Start with a prompt, finish with a song

Try XL Turbo for quick drafts, XL SFT for polished generations, or XL Base when you want more room to shape the idea after the first result.

Create with ACE-Step XL Explore ACE-Step 1.5