BytePlus Voice and Background Audio Separation
BytePlus Voice and Background Audio Separation processes an audio or video file and separates it into vocal and background audio tracks.
What BytePlus Voice and Background Audio Separation is
BytePlus Voice and Background Audio Separation processes an audio or video file and separates it into vocal and background audio tracks. In Drama and Narrate scenes, it can produce vocals, music, and sound effects as distinct tracks. Listed applications include video editing, vocal enhancement, video translation and voice cloning, and ASR optimization. The API workflow submits an asynchronous task that can be checked by polling or event notification. Inputs must be publicly accessible HTTP or HTTPS URLs, and supported formats include MP4, FLV, TS, AVI, MOV, WMV, MKV, MP3, M4A, and WAV. Output options are AAC, MP3, WAV, M4A, and FLAC, with AAC as the default; download links for results are valid for 24 hours. The listed price is $0.01, paid once, billed per minute of input source file duration. Storage and distribution may add VOD fees. The service is available through API, Linux, macOS, and web platforms.
Good
- Separates audio or video into vocal and background tracks.
- Drama and Narrate scenes support three-track output.
- Supports a range of audio and video input formats.
- Offers five listed output formats.
- API tasks can be checked by polling or event notification.
Watch out
- Results download URLs are valid for 24 hours.
- Storage and distribution may incur additional fees.
- Inputs must be publicly accessible HTTP or HTTPS URLs.
- No free plan is listed.
Who it suits
It suits developers and media teams that need to separate vocals and background audio from audio or video files. Its listed use cases include editing, vocal enhancement, translation and voice cloning, and ASR optimization.
Verdict
BytePlus provides API-based separation with multiple input and output formats and optional three-track scenes. Consider the per-minute input billing and possible storage or distribution charges when estimating usage.
Plans and prices
From BytePlus Voice and Background Audio Separation's own pricing page, checked 5 Oct 2026.
| Plan | Price | What it gives you |
|---|---|---|
| Voice and background audio separation | $0.01, paid once | Audio or video input · Separate charge; storage and distribution may incur additional fees · Per minute of input source file duration |
| Voice and background audio separation pay-as-you-go | $0.01 a month | Audio/video duration billing · storage and CDN distribution billed separately · per input minute |
The facts
Each one read from BytePlus Voice and Background Audio Separation's own pages, with the date it was checked.
What it does
- Accepted audio formats
- Documented audio inputs include MP3, M4A, WAV, AAC, WMA, AMR, OGG, and FLAC; the MediaKit quickstart highlights MP3, M4A, and WAV.checked 15 Oct 2026
- Accepted video formats
- Documented video inputs include MP4, FLV, TS, AVI, MOV, WMV, and MKV, with a broader VOD list also including formats such as RMVB, MPEGTS, WEBM, and MXF.checked 15 Oct 2026
- Additional VOD fees
- BytePlus VOD says storage charges may apply to source and generated files, and CDN distribution fees may apply when using VOD CDN acceleration.checked 5 Oct 2026
- API workflow
- The AI MediaKit workflow submits an asynchronous separation task that can be checked by polling or event notification.checked 5 Oct 2026
- Asynchronous workflow
- Clients submit a task, receive a task identifier, then poll task status or subscribe to completion events.checked 15 Oct 2026
- Compliance
- BytePlus lists certifications including ISO 27001, ISO 27017, ISO 27701, ISO 27018, CSA STAR, SOC 2, and PCI DSS.checked 5 Oct 2026
- Developer documentation
- BytePlus supplies step-by-step quickstarts, cURL examples, request and response schemas, limits, related APIs, and event-notification guidance.checked 15 Oct 2026
- Download URL lifetime
- MediaKit result URLs for separated tracks are documented as valid for 24 hours.checked 15 Oct 2026
- Event integration
- Completion callbacks use the ExecutionComplete event after an event-notification endpoint is configured.checked 15 Oct 2026
- Independent review: product scope
- Dupple describes BytePlus as a broad ByteDance cloud and AI platform covering cloud infrastructure, media services, analytics, recommendation, and generative models.checked 15 Oct 2026
- Input access requirement
- The MediaKit endpoint requires a publicly reachable HTTP or HTTPS media URL.checked 15 Oct 2026
- Input requirement
- The AI MediaKit guide supports publicly accessible HTTP or HTTPS URLs and lists MP4, FLV, TS, AVI, MOV, WMV, MKV, MP3, M4A, and WAV input formats.checked 5 Oct 2026
- Limit: engineering effort
- Dupple says recommendation products require customer-built user, product, event, and impression data pipelines rather than a drop-in widget.checked 15 Oct 2026
- Limit: pricing transparency
- Dupple reports that some BytePlus products are sales-led and that pricing can be difficult to compare without contacting sales or using the console.checked 15 Oct 2026
- Limit: quota and access complaints
- Trustpilot reviewers report quota being consumed faster than expected, gated features or verification requirements, and paid generation attempts failing.checked 15 Oct 2026
The company
- Founded
- 2021checked 28 Sep 2026
- Headquarters
- Singaporechecked 28 Sep 2026
- Licence and ownership
- The terms assign service intellectual property to BytePlus or third-party owners and prohibit actions that would place the service or related materials in the public domain or make them open source.checked 15 Oct 2026
- Maker headquarters
- LinkedIn lists Singapore as BytePlus headquarters and gives 1 Wallich Street, Guoco Tower, Singapore as its primary location.checked 15 Oct 2026
- Maker history
- BytePlus says its idea originated in 2018 and that the brand officially launched in March 2021.checked 15 Oct 2026
- Maker legal name
- The corporate site identifies the company as BytePlus Pte Ltd.checked 15 Oct 2026
- Maker size
- LinkedIn places BytePlus in the 51–200 employee band and displays 206 discoverable employees.checked 15 Oct 2026
Where it runs
- Independent review: platform positioning
- Review Beans characterizes BytePlus as an enterprise AI and cloud platform launched in 2021 with models, cloud infrastructure, vector databases, analytics, security, and developer tools.checked 15 Oct 2026
Money
- Limit: refunds and billing complaints
- Trustpilot reviewers repeatedly report unexpected charges, difficult cancellation, non-refundable credits, and trouble obtaining refunds or support.checked 15 Oct 2026
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