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指定テーマに合わせて歌詞の方向性と構成を整えるツールです。

プリセットサウンド:Singer-songwriter, 88 BPM, acoustic guitar and piano, intimate production, lead vocal

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あなたの新しい曲

  1. 歌詞
  2. 音楽
  3. 完了中

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From worktape to demo

Turn worktapes into produced demos with the Songwriter AI

Bring a finished lyric or just a title with a first line, and Songwriter AI turns it into an intimate demo — acoustic guitar, piano, and a voice that sings it like it was written at a kitchen table. Compare takes the way you compare co-writers: by how honestly they deliver the song.

01

Start with the title

The title is the promise. Put it at the top of your prompt with the feeling behind it — the person, the place, the thing that was never said — and let the arrangement stay out of the way of the story.

02

Paste the lyric you trust

Switch to Own lyrics for finished words with Verse and Chorus labels. If you only have a chorus, write it as the chorus and describe what the verses should cover — half a lyric you believe in beats a full one you do not.

03

Judge takes like a co-writer

Does the melody serve the strongest line? Does the chorus make the title land? Does the performance sound like it means it? Keep the take that makes the song feel inevitable, not the one with the most decoration.

04

Try the song in two rooms

Rerun the same lyric with one change — piano instead of guitar, a duet instead of a solo voice, a slower tempo — and hear which room the song belongs in. A song that survives two rooms is usually finished.

Can Songwriter AI develop a half-written song?

Yes, and it works best when you name what is missing. A prompt like "intimate singer-songwriter demo, 84 BPM, fingerpicked guitar, chorus exists, verses about leaving a hometown without saying why" tells the model what to keep and what to write around.

How do you keep the demo from swallowing the song?

Ask for less. Specify one instrument and one voice, keep the tempo near how you would play it yourself, and judge the result by whether the words still sit in front. If the arrangement is the most interesting part, it is not the right take.

Song not written yet?

Build the title, verses, and chorus line by line in Lyrics Studio, then bring the finished lyric here for the demo.

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