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Bria's VRMBG 3.0

Integrate

Model id bria/video/background-removal/v3
# Run the model; wait up to 20 s for the finished result in the same call
curl -X POST "https://api.doitong.com/v1/run/bria/video/background-removal/v3?wait=20" \
  -H "Authorization: Bearer $DOITONG_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "video": "https://content.doitong.com/video/showcase/v3/gen_fox_cartoon.mp4"
  }'

# Still "queued" or "running"? Poll with the id from the response:
curl "https://api.doitong.com/v1/requests/REQUEST_ID?wait=20" \
  -H "Authorization: Bearer $DOITONG_API_KEY"

Files like the example: $0.50 500 API credits your files are measured before the run Run it on this page

Get API key
Bria AI Background Removal #video-to-video

Video background removal v3 with solid color or transparent output and an auto-zoom crop option

Bria AI · Video

Your first result goes here

Build a request below and run it with your API key. Outputs are copied to our storage, kept forever or 7 days for free.

Build a request

Controls are generated from the model schema. The code and the price update as you change them.

•required video_url
Drop a file, or

Source video for background removal.

Advanced output_container_and_codec · background_color · preserve_audio · auto_zoom
default webm_vp9

Container and codec used for output: mp4_h265, mp4_h264, webm_vp9, mov_h265, mov_proresks, mkv_h265, mkv_h264, mkv_vp9, or gif.

default Black

Color used for the background: Transparent, Black, White, Gray, Red, Green, Blue, Yellow, Cyan, Magenta, or Orange.

POST /run/bria/video/background-removal/v3?wait=20 quote → $0.50
# Run the model; wait up to 20 s for the finished result in the same call
curl -X POST "https://api.doitong.com/v1/run/bria/video/background-removal/v3?wait=20" \
  -H "Authorization: Bearer $DOITONG_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "video": "https://content.doitong.com/video/showcase/v3/gen_fox_cartoon.mp4"
  }'

# Still "queued" or "running"? Poll with the id from the response:
curl "https://api.doitong.com/v1/requests/REQUEST_ID?wait=20" \
  -H "Authorization: Bearer $DOITONG_API_KEY"

Run this request

Your key stays in this browser: it is sent only to the Doitong API and saved (localStorage) only if you tick Remember. Get an API key

About Bria's VRMBG 3.0

Removes the background from a video given by `video_url`. `background_color` can be Transparent or one of ten solid colors. `auto_zoom` crops the output to the smallest rectangle containing the subject for the whole video. Nine output container and codec choices are offered, and `preserve_audio` is on by default.

Parameters

Send either the canonical name or the native name, not both. Canonical names

NameType DefaultAllowed Description
output_container_and_codecoptional
Typeenum
Defaultwebm_vp9
mp4_h265mp4_h264webm_vp9mov_h265mov_proresksmkv_h265mkv_h264mkv_vp9gif
Container and codec used for output: mp4_h265, mp4_h264, webm_vp9, mov_h265, mov_proresks, mkv_h265, mkv_h264, mkv_vp9, or gif.
preserve_audiooptional
Typeboolean
Defaulttrue
Audio retention in the output video is enabled when true.
video_urlrequired video
Typeurl · video
Source video for background removal.
background_coloroptional
Typeenum
DefaultBlack
TransparentBlackWhiteGrayRedGreenBlueYellowCyanMagentaOrange
Color used for the background: Transparent, Black, White, Gray, Red, Green, Blue, Yellow, Cyan, Magenta, or Orange.
auto_zoomoptional
Typeboolean
Defaultfalse
Automatic crop toggle: true uses the subject's positions across all video frames to find the smallest enclosing rectangle and crops the output to it.
required Canonical name, also accepted

File parameters take a public https:// URL, a data: URI up to 10 MB, or the file_url of an upload. Files

Output

GET /requests/req_8k2m4q7x1z9c3v5b6n0p2r4t
{
  "id": "req_8k2m4q7x1z9c3v5b6n0p2r4t",
  "object": "request",
  "model": "bria/video/background-removal/v3",
  "status": "succeeded",
  "created_at": "2026-10-20T12:00:00Z",
  "started_at": "2026-10-20T12:00:02Z",
  "completed_at": "2026-10-20T12:00:09Z",
  "queue_position": null,
  "cost": {
    "credits": 500,
    "usd": "0.50",
    "charged": 500,
    "refunded": 0
  },
  "input": {
    "video_url": "https://content.doitong.com/video/showcase/v3/gen_fox_cartoon.mp4"
  },
  "output": {
    "video": {
      "url": "https://content.doitong.com/dev-api/2026/10/20/req_8k2m4q7x1z9c3v5b6n0p2r4t/0-output.mp4",
      "content_type": "video/mp4",
      "file_name": "0-output.mp4",
      "file_size": 1843200
    },
    "request_id": "string",
    "warning": "string"
  },
  "outputs": [
    {
      "type": "video",
      "url": "https://content.doitong.com/dev-api/2026/10/20/req_8k2m4q7x1z9c3v5b6n0p2r4t/0-output.mp4",
      "content_type": "video/mp4",
      "file_size": 1843200,
      "width": 1280,
      "height": 720,
      "duration": 5,
      "stored": true
    }
  ],
  "error": null,
  "metrics": {
    "inference_seconds": 6.8
  },
  "urls": {
    "self": "https://api.doitong.com/v1/requests/req_8k2m4q7x1z9c3v5b6n0p2r4t",
    "cancel": "https://api.doitong.com/v1/requests/req_8k2m4q7x1z9c3v5b6n0p2r4t/cancel"
  }
}
Your files, your choiceEvery outputs[].url is a copy on our storage: kept forever (paid per GB-month) or 7 days for free, by your account setting or ?storage=.
Same shape on every modeltype, url, content_type, width, height and duration, for images, video and audio alike. output is the model’s own result object.
Fields of output
video
object {url, content_type, file_name, file_size}Video after removal of its background and audio.
request_id
stringIdentifier for the Bria request.
warning
string | nullWarning describing a parameter adjustment made while serving the request. For example, a codec without alpha support may require black in place of a transparent background.

More models: Background Removal

For AI agents: this page as Markdown is at https://doitong.com/developers/models/bria/video/background-removal/v3.md. All models and guides: https://doitong.com/developers/llms.txt