{"slug":"medien-halowerk-com-v1-music-ducking-c36b41","title":"Takes a voice recording and a music track and returns one mix in which the music","host":"medien.halowerk.com","method":"POST","resource":"https://medien.halowerk.com/v1/music-ducking","category":"image","description":"Takes a voice recording and a music track and returns one mix in which the music is lowered by sidechain compression whenever the voice is present and returns in pauses — the standard podcast and voice-over sound. The music is looped or trimmed to the voice length, starts at the chosen bed level and","price_listed":0.004,"price_asked":0.004,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":1370,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"body":{"duration_minutes":1,"music":{"url":"https://medien.halowerk.com/beispiel/musik.mp3"},"voice":{"url":"https://medien.halowerk.com/beispiel/notiz.mp3"}},"bodyType":"json","method":"POST","type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"body":{"additionalProperties":false,"properties":{"duck_ratio":{"default":8,"description":"How strongly the music dips under speech.","maximum":20,"minimum":2,"type":"number"},"duration_minutes":{"description":"Length of the voice track in started minutes.","maximum":30,"minimum":1,"type":"integer"},"music":{"additionalProperties":false,"properties":{"content_base64":{"maxLength":5500000,"type":"string"},"filename":{"maxLength":260,"type":"string"},"url":{"maxLength":2048,"type":"string"}},"type":"object"},"music_level_db":{"default":-12,"description":"Music level when nobody speaks, relative to the voice.","maximum":0,"minimum":-30,"type":"number"},"output_format":{"default":"mp3","enum":["opus","mp3","wav","flac"],"type":"string"},"target_lufs":{"default":-16,"maximum":-12,"minimum":-24,"type":"number"},"voice":{"additionalProperties":false,"properties":{"content_base64":{"maxLength":5500000,"type":"string"},"filename":{"maxLength":260,"type":"string"},"url":{"maxLength":2048,"type":"string"}},"type":"object"}},"required":["voice","music","duration_minutes"],"type":"object"},"bodyType":{"enum":["json","form-data","text"],"type":"string"},"method":{"enum":["POST","PUT","PATCH"],"type":"string"},"type":{"const":"http","type":"string"}},"required":["type","method","bodyType","body"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-10-31","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.004,"price_match":true,"latency_ms":1370,"error":null}],"description_full":"Takes a voice recording and a music track and returns one mix in which the music is lowered by sidechain compression whenever the voice is present and returns in pauses — the standard podcast and voice-over sound. The music is looped or trimmed to the voice length, starts at the chosen bed level and fades out at the end; the voice is levelled first. Depth of ducking and music level are selectable, and the mix is brought to the target loudness, measured afterwards.","last_updated":"2026-10-30T13:55:59.86Z","schemes":["exact"]}