AI video to audio generator

Turn silent video into synchronized sound

Upload a video or paste a URL, describe the sound, remove what you do not want, then preview a structured audio result. This mirrors the proven MMAudio flow, then makes the pipeline clearer for creators: upload, create task, process, preview, download.

Upload file or URL
Prompt + negative prompt
Duration + model controls
Credits preview

Preview accountAttach real generation to an email before spending PiAPI credits.

Drag and drop a video here, or click to selectSupports MP4/MOV/WebM • max 50 MB • clips up to 30s work bestPromptHint: use English keywords separated by commas for cleaner audio direction.Negative prompt

Advanced options

ModeModelMoodIntensity

Duration: 8s

Estimated API cost • 1 credit$0.0040

UploadCreate taskProcessReady

Generated result

Your synchronized audio plan

Upload a video or paste a public URL to create a real PiAPI MMAudio task. Text-only preview remains available for planning.

Suggested file

frozen-water-breaking-with-crisp-crackle-w-8s.wav

frozen water breaking with crisp crackle while a steel blade glides across the surface. Avoid: voice, music, distortion, clipping, random background noise. Model: Video Match Beta. Style: cinematic. Intensity: balanced. Duration: 8s. Output: synchronized, layered, commercial-use audio direction.

Preview ready

Suggested layers

transient hitmovement whooshwide ambienceclean decaytransient hitmovement whoosh

Sync plan

Detect visible motion and scene cuts
Place transient accents on key movement
Blend ambience underneath effects
Export one synchronized audio track

Quality checklist

Scene context is specific
Negative prompt removes unwanted artifacts
Duration is explicit
Ready for video-to-audio API handoff

Output panelUpload a video or paste a public video URL to generate real audio here. Text-only mode creates a structured preview brief.

View pricing