DiffRhythm

Full songs with vocals from lyrics and a style prompt

Beginner
Screenshot of DiffRhythm, Full songs with vocals from lyrics and a style prompt

What is DiffRhythm?

DiffRhythm is a diss track maker tool. A latent diffusion song generator that turns lyrics plus a style prompt into a complete track with vocals and accompaniment in one pass, capped at four minutes on the free tier and eight on paid plans.

DiffRhythm is a browser-based music generator built on a latent diffusion model. The pitch is deliberately narrow: you supply lyrics and a short style prompt, and the system returns a finished track with both vocals and accompaniment rendered in one pass. There is no separate vocal model, no stem-by-stem assembly, and no multi-stage pipeline to configure. The underlying research comes from the ASLP Lab, and the site is explicit that diffrhythm.ai operates independently of that lab. In practice the workflow is three fields. Lyrics go into a text box, a style descriptor such as pop, rock, ballad, jazz, or drum and bass steers the arrangement, and a generate button starts the render. An instrumental mode skips vocals entirely, and a public display toggle decides whether the result joins the site's showcase gallery. The homepage gallery shows the range this produces: doom metal with bedroom pop touches, Angolan drill, Ukrainian folk-electronic, bluegrass gospel, and zouk percussion, with runtimes from under a minute to over five minutes. The engineering choices behind it are what separate it from older systems. Because generation is non-autoregressive and happens in a compressed latent space rather than on raw audio, the model avoids the drift and slowness that plague long-form sequence generation. The free tier caps output at four minutes on the V1 model, while paid tiers advertise eight-minute songs and access to four model versions. Paid plans also add WAV downloads, stem extraction, vocal removal, and a commercial license. This fits songwriters who have words but no arrangement, and creators who need background tracks in a specific genre fast. It is less suited to producers who want fine control over individual instruments, since style is communicated through prompt text alone. Competitors in this space tend to trade speed for polish or polish for speed; DiffRhythm leans hard toward speed and simplicity, and asks you to judge the output as a demo or sketch rather than a final master.

How do you use DiffRhythm?

  1. 1Open the generator
    Load the homepage and find the creation panel above the public gallery. The form defaults to the Simple tab with the V1 model selected.
  2. 2Enter your lyrics
    Type or paste the words for the song into the lyrics field. Structured verses and choruses with clear rhythm tend to translate better than free-flowing prose.
  3. 3Write a style prompt
    Fill the description field with genre and mood cues. The field accepts up to 500 characters, so a phrase like slow half-time groove or folk-electronic with heavy bass is enough to steer the arrangement.
  4. 4Choose vocal or instrumental mode
    Toggle instrumental mode if you want backing music without a sung vocal. Leave it off to get vocals and accompaniment together.
  5. 5Set visibility and generate
    Decide whether the track appears in the public gallery, then press generate. Renders complete within seconds and can be downloaded once finished.
  6. 6Review the output and iterate
    Listen back against the style brief, then adjust wording or genre phrasing and render again. The free quota is finite, so plan a small number of focused variations.

Pros and cons

Pros

  • Complete songs with vocals and backing arrive in a single generation, no staging requiredAI
  • Style prompt control covers a wide genre range, from gospel and folk to drill and drum and bassAI
  • Non-autoregressive latent diffusion design keeps render times short even on long tracksAI
  • Free tier gives a fixed quota of songs with WAV and MP3 downloads and stem extraction listedAI
  • Instrumental mode and a public display toggle give quick control over output type and sharingAI

Cons

  • Musical direction is limited to a short text prompt, so there is no per-instrument or section-level editingAI
  • The free allowance is a one-time quota rather than a recurring monthly allotmentAI
  • Commercial use is tied to paid tiers and the FAQ points to a Business plan that is not shown in the pricing tableAI
  • No API or third-party integrations are documented, which blocks automated or batch workflowsAI
  • Site states it is unaffiliated with the ASLP Lab research group, so users cannot assume lab support channelsAI

How much does DiffRhythm cost?

Free trial

A free plan grants a one-time quota of 8 songs on the V1 model, limited to four minutes each, with WAV and MP3 downloads and stem extraction listed.

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Pricing

A free tier covers 8 songs on the V1 model with four-minute limits. Starter runs $6.99/month billed yearly (30% off $9.90) for 18,000 credits, roughly 12,000 songs. Unlimited is $59/month billed yearly for unlimited generation plus 18,000 bonus credits for stem and vocal tools. Unused credits roll over and plans cancel anytime.

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Support

Support is handled by email at support@diffrhythm.ai. Paid tiers list priority support and a priority processing queue, but no documentation portal or help centre is published on the site.

Features

Lyrics plus style prompt input generates complete songs with vocals and accompaniment in a single pass. Non-autoregressive latent diffusion keeps renders fast across genres. Users get instrumental mode, a public gallery toggle, WAV and MP3 downloads, stem extraction, vocal removal, and up to eight concurrent generations on higher plans.

Frequently asked questions about DiffRhythm

  • How much does DiffRhythm cost?
    A free tier covers 8 songs on the V1 model with four-minute limits. Starter runs $6.99/month billed yearly (30% off $9.90) for 18,000 credits, roughly 12,000 songs. Unlimited is $59/month billed yearly for unlimited generation plus 18,000 bonus credits for stem and vocal tools. Unused credits roll over and plans cancel anytime.
  • Does DiffRhythm offer a free trial?
    A free plan grants a one-time quota of 8 songs on the V1 model, limited to four minutes each, with WAV and MP3 downloads and stem extraction listed.
  • How do you use DiffRhythm?
    The walkthrough on this page covers 6 steps: 1. Open the generator 2. Enter your lyrics 3. Write a style prompt 4. Choose vocal or instrumental mode 5. Set visibility and generate 6. Review the output and iterate.
  • What platforms does DiffRhythm support?
    DiffRhythm is available on Web App.
  • What are the limitations of DiffRhythm?
    Musical direction is limited to a short text prompt, so there is no per-instrument or section-level editing. The free allowance is a one-time quota rather than a recurring monthly allotment. Commercial use is tied to paid tiers and the FAQ points to a Business plan that is not shown in the pricing table.

Status

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Added10/21/2026

Platforms

Web App

Pricing

FreeSubscription