Untitled song
Someone shared this song with you
Someone shared this song with you
Each instrument follows the master tempo, key, time signature, and chord chart.
Build your song one instrument at a time. Start with a drummer.
Vocals only
Beats per minute
Beats per bar
4/4 is the most reliable. Odd time signatures are interpreted ~50–70% accurately by the model.
Tonal center
Tap a bar to swap its chord. Add or remove bars.
Experimental — the model honors the chord chart approximately. Bar-by-bar accuracy lands around 30–60% with prompt-only conditioning.
Everything you've created, auto-saved. Anything you spent coins on lives here forever.
This cannot be undone. The song will be permanently removed from your library.
Separate this song into individual instrument tracks you can download or remix.
We'll analyse this song and separate every instrument we find — vocals, drums, bass, guitar, keys, and more. Stems are saved with the song so you can come back any time without paying again.
Use your own words, or have us write them for you
Pick a part. It'll follow your master tempo, key, time signature, and chord chart.
Three frontier models argue. A judge opens, frames, and delivers the verdict.
Your songs and projects, auto-saved.
Prototype only. Keys are saved in your browser's localStorage and never leave this device. The production build will use server-side keys via /api/chat.
Used for GPT-class models. platform.openai.com/api-keys
Used for Claude. console.anthropic.com
Used for Gemini. aistudio.google.com
Used for text-to-speech in voice argue mode. elevenlabs.io/app/settings/api-keys
Describe what you want to build. Three AI models code it simultaneously — then ◈ The Architect synthesises the best of all three into your final result.
Start each line with @name to assign it.
Optional tone: @Sarah[weary]
Ships as negative_prompt on Seedance + Veo.
Inlined as Avoid: … on Kling V3.