Use case
AI film music: scoring a scene from calm to climax
To score a film or video scene with AI Song Generator, describe the emotional arc from the first frame to the last, generate an instrumental cue at the scene's length, then extend, replace sections and split stems until the music sits under the dialogue.
Hear it: made in the Studio
Original tracks generated with AI Song Generator in this style. Press play; the player keeps going while you read.
Glass Cathedral
Desert Moon Radio
Steps
How it works
Watch the scene and note the turns
Write down the timestamps where the mood shifts, where a line needs space and where the peak lands.
Write the arc into the prompt
Describe how the music starts, what changes and how it ends, in that order.
Fit the cue to the cut
Set the length in Custom mode, then extend or replace a section as the edit changes.
Mix with stems
Split the cue and lower the parts that clash with voices.
Writing an arc from calm to climax
A scene cue is a shape over time, so write the prompt as a sequence. "Opens on one sustained low string note, a soft pulse joins as the car approaches, the full orchestra arrives when the bridge gives way, then a single piano note over the aftermath" tells the generator where to start, where to grow and where to let go.
Treat that sequence as a shape rather than a timecode list. The model follows the order of events but will not place the peak at exactly 1:42, so leave the precise sync to the edit.
Words that make a cue sound cinematic
Film music is defined less by genre than by how it moves. Borrow the vocabulary of orchestration and dynamics:
- Color: low brass, col legno strings, celesta, bowed metal, granular synth textures.
- Dynamics: a near-silent opening, a slow swell, a sudden cut to nothing.
- Harmony: suspended chords, unresolved endings, a shift from major to minor.
- Motion: a ticking ostinato, rubato piano, a pulse that tightens.
- Describe the sound you want, never a composer or a famous score.
Hitting the scene length
Start with a cue at the scene length, set in Custom mode. Re-edits rarely keep a scene the same length, so when a cut grows, extend the cue from a point just before the change. When the middle of a cue misses a moment, replace that section and keep the parts that already work.
For a hard sync point such as a door slam or a title hit, cut the music to the picture in your editor, or generate a separate short hit and layer it on top.
Instrumental stems under dialogue
Generate scene cues in instrumental mode so no lyrics compete with the actors. After that, split the cue into stems and treat it like a small orchestra on separate faders: pull the strings or pads down while a line is spoken, keep percussion low until the peak, and let everything up in the silences. If a cue has wordless choir you do not want under a line, vocal removal takes it out. Export WAV for your editing or mixing software.
From temp score to delivery
Many editors cut to temp music and then struggle to replace it. Generating a cue made for your scene from the start avoids temp love for a track you can never license. Keep the project, prompts and versions: they show how the score was made if a festival, broadcaster or distributor asks about AI use, and many now do. Commercial use depends on your plan, the Terms, your inputs and applicable law.
What you get
- MP3 of each version
- WAV export for editing software
- Stems for mixing under dialogue
- Instrumental versions through vocal removal
Prompts
Example prompts
Starting points you can paste into Create and adjust. Specific details — tempo, instruments, mood, structure — give the most control.
- Rooftop confessionInstrumental
Two friends on a rooftop at night, an awkward silence becomes an honest confession, and the music opens up as the city lights come on
Styleintimate piano, sustained strings entering late, warm and restrained
Use in the Studio - Vault countdownInstrumental
Heist sequence where tension tightens as a vault timer counts down, ending abruptly when the door opens
Styleticking ostinato, low synth pulse, pizzicato strings, rising brass, hard stop
An abrupt ending is easier to sync than a long fade.
Use in the Studio - Wetland dawnInstrumental
Opening of a wildlife documentary, mist over wetlands at dawn as cranes take off
Styleambient orchestral, alto flute, soft choir pad, slow swell
Use in the Studio - Vows to first kissInstrumental
Wedding film from the vows to the first kiss, building gently to a joyful peak
Stylecinematic strings and piano, light timpani at the peak, major key
Use in the Studio - Basement flashlightInstrumental
Found-footage horror, a flashlight flickers in a basement, dread with no release
Styledrones, detuned music box, sub rumble, irregular distant thuds
Use in the Studio
Use cases
Where it fits
- Short filmmakersScene-specific cues instead of library tracks everyone has heard.
- Documentary and wedding editorsLong, gentle builds that follow the story of the day or the subject.
- Video essayistsUnderscore that changes mood with each chapter.
Keep exploring
Related
- Soundtrack GeneratorScore scenes, trailers and games: describe the moment, the emotion and the build, and AI Song Generator generates cinematic music. Extend cues and split stems.
- Music ExtenderExtend a track from any point with AI Song Generator: add a verse, a longer outro or more minutes of background music, on library or own audio.
- Stem SplitterA stem splitter for your AI Song Generator library: split a track into up to 12 stems, including vocals, backing vocals, drums, bass, guitar and keys, as MP3s.
- Vocal RemoverRemove the vocals from any song in your AI Song Generator library: a two-stem split gives you an instrumental and an a cappella as separate MP3s.
- AI music for video gamesCreate menu loops, level themes, boss music and ambient beds for your game with AI, keep one style across the soundtrack and set clean loop points.
- AI music copyright: what applies to AI-made s…A plain-English guide to AI music copyright: human authorship, who owns AI outputs, training disputes, uploads, voices, registration and safer commercial use.
FAQ
Frequently asked questions
Can AI music follow the exact timing of my edit?
How long can a cue be?
Can I get stems to mix under dialogue?
Can I use the score in a film I sell or submit to festivals?
Which file should I give my editor?
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