--- title: Bria Video Background Removal | Runware Docs url: https://runware.ai/docs/models/bria-video-background-removal description: Real time AI video background removal for clean layers --- # Bria Video Background Removal Bria Video Background Removal detects moving subjects in video and removes complex backgrounds in real time. It outputs clean alpha channels for precise keying. Ideal for virtual production, live streaming, post production pipelines, and automated video workflows. - **ID**: `bria:51@1` - **Status**: live - **Creator**: Bria - **Release Date**: June 14, 2025 - **Capabilities**: Video to Video, Remove Background ## Pricing Each operation costs $0.14/s. - **-**: `$0.14 / sec` ## Request Parameters **API Options** Platform-level options for task execution and delivery. ### [taskType](https://runware.ai/docs/models/bria-video-background-removal#request-tasktype) - **Type**: `string` - **Required**: true - **Value**: `removeBackground` Identifier for the type of task being performed ### [taskUUID](https://runware.ai/docs/models/bria-video-background-removal#request-taskuuid) - **Type**: `string` - **Required**: true - **Format**: `UUID v4` UUID v4 identifier for tracking tasks and matching async responses. Must be unique per task. ### [outputType](https://runware.ai/docs/models/bria-video-background-removal#request-outputtype) - **Type**: `string` - **Default**: `URL` Video output type. **Allowed values**: `URL` ### [outputFormat](https://runware.ai/docs/models/bria-video-background-removal#request-outputformat) - **Type**: `string` - **Default**: `MP4` Specifies the file format of the generated output. The available values depend on the task type and the specific model's capabilities. - \`MP4\`: Widely supported video container (H.264), recommended for general use. - \`WEBM\`: Optimized for web delivery. - \`MOV\`: QuickTime format, common in professional workflows (Apple ecosystem). **Allowed values**: `MP4` `WEBM` `MOV` ### [outputQuality](https://runware.ai/docs/models/bria-video-background-removal#request-outputquality) - **Type**: `integer` - **Min**: `20` - **Max**: `99` - **Default**: `95` Compression quality of the output. Higher values preserve quality but increase file size. ### [webhookURL](https://runware.ai/docs/models/bria-video-background-removal#request-webhookurl) - **Type**: `string` - **Format**: `URI` Specifies a webhook URL where JSON responses will be sent via HTTP POST when generation tasks complete. For batch requests with multiple results, each completed item triggers a separate webhook call as it becomes available. **Learn more** (1 resource): - [Webhooks](https://runware.ai/docs/platform/webhooks) (platform) ### [deliveryMethod](https://runware.ai/docs/models/bria-video-background-removal#request-deliverymethod) - **Type**: `string` - **Default**: `async` Determines how the API delivers task results. **Allowed values**: - `async` Returns an immediate acknowledgment with the task UUID. Poll for results using getResponse. Required for long-running tasks like video generation. **Learn more** (1 resource): - [Task Polling](https://runware.ai/docs/platform/task-polling) (platform) ### [uploadEndpoint](https://runware.ai/docs/models/bria-video-background-removal#request-uploadendpoint) - **Type**: `string` - **Format**: `URI` Specifies a URL where the generated content will be automatically uploaded using the HTTP PUT method. The raw binary data of the media file is sent directly as the request body. For secure uploads to cloud storage, use presigned URLs that include temporary authentication credentials. **Common use cases:** - **Cloud storage**: Upload directly to S3 buckets, Google Cloud Storage, or Azure Blob Storage using presigned URLs. - **CDN integration**: Upload to content delivery networks for immediate distribution. ```text // S3 presigned URL for secure upload https://your-bucket.s3.amazonaws.com/generated/content.mp4?X-Amz-Signature=abc123&X-Amz-Expires=3600 // Google Cloud Storage presigned URL https://storage.googleapis.com/your-bucket/content.jpg?X-Goog-Signature=xyz789 // Custom storage endpoint https://storage.example.com/uploads/generated-image.jpg ``` The content data will be sent as the request body to the specified URL when generation is complete. ### [ttl](https://runware.ai/docs/models/bria-video-background-removal#request-ttl) - **Type**: `integer` - **Min**: `60` Time-to-live (TTL) in seconds for generated content. Only applies when `outputType` is `URL`. ### [includeCost](https://runware.ai/docs/models/bria-video-background-removal#request-includecost) - **Type**: `boolean` - **Default**: `false` Include task cost in the response. **Inputs** Input resources for the task (images, audio, etc). These must be nested inside the \`inputs\` object. ### [video](https://runware.ai/docs/models/bria-video-background-removal#request-inputs-video) - **Path**: `inputs.video` - **Type**: `string` - **Required**: true Video input (UUID or URL). **Generation Parameters** Core parameters for controlling the generated content. ### [model](https://runware.ai/docs/models/bria-video-background-removal#request-model) - **Type**: `string` - **Required**: true - **Value**: `bria:51@1` Identifier of the model to use for generation. **Learn more** (3 resources): - [Text To Image: Model Selection The Foundation Of Generation](https://runware.ai/docs/guides/text-to-image#model-selection-the-foundation-of-generation) (guide) - [Image Inpainting: Model Specialized Inpainting Models](https://runware.ai/docs/guides/image-inpainting#model-specialized-inpainting-models) (guide) - [Image Outpainting: Other Critical Parameters](https://runware.ai/docs/guides/image-outpainting#other-critical-parameters) (guide) **Provider Settings** Parameters specific to this model provider. These must be nested inside the \`providerSettings.bria\` object. ### [rgba](https://runware.ai/docs/models/bria-video-background-removal#request-providersettings-bria-rgba) - **Path**: `providerSettings.bria.rgba` - **Type**: `array of integers` - **Min**: `0` - **Max**: `255` - **Default**: `255,255,255,0` Background color as `[red, green, blue, alpha]` array. ## Response Parameters ### [taskType](https://runware.ai/docs/models/bria-video-background-removal#response-tasktype) - **Type**: `string` - **Required**: true - **Value**: `removeBackground` Type of the task. ### [taskUUID](https://runware.ai/docs/models/bria-video-background-removal#response-taskuuid) - **Type**: `string` - **Required**: true - **Format**: `UUID v4` UUID of the task. ### [videoUUID](https://runware.ai/docs/models/bria-video-background-removal#response-videouuid) - **Type**: `string` - **Required**: true - **Format**: `UUID v4` UUID of the output video. ### [videoURL](https://runware.ai/docs/models/bria-video-background-removal#response-videourl) - **Type**: `string` - **Format**: `URI` URL of the output video. ### [videoBase64Data](https://runware.ai/docs/models/bria-video-background-removal#response-videobase64data) - **Type**: `string` Base64-encoded video data. ### [videoDataURI](https://runware.ai/docs/models/bria-video-background-removal#response-videodatauri) - **Type**: `string` - **Format**: `URI` Data URI of the output video. ### [cost](https://runware.ai/docs/models/bria-video-background-removal#response-cost) - **Type**: `float` Task cost in USD. Present when `includeCost` is set to `true` in the request. ## Examples ### Roller Rink Dance Solo (Remove Background) ![Roller Rink Dance Solo](https://assets.runware.ai/examples/bria-video-background-removal/0fe223cb-346c-4d99-92a7-77682023c001.jpg) **Request**: ```json { "taskType": "removeBackground", "taskUUID": "f3e62b38-4f7f-4634-bde2-a6bb431f85f3", "outputFormat": "WEBM", "model": "bria:51@1", "providerSettings": { "bria": { "rgba": [ 255, 255, 255, 0 ] } }, "inputs": { "video": "https://assets.runware.ai/assets/inputs/cd9d5eb5-eec5-4ff7-b186-412e41ad31d2.mp4" } } ``` **Response**: ```json { "taskType": "removeBackground", "taskUUID": "f3e62b38-4f7f-4634-bde2-a6bb431f85f3", "videoUUID": "0093424c-d424-44b3-90b4-686b473de5f1", "videoURL": "https://vm.runware.ai/video/os/a20d05/ws/5/vi/0093424c-d424-44b3-90b4-686b473de5f1.webm", "cost": 0.8527, "mediaURL": "https://vm.runware.ai/video/os/a20d05/ws/5/vi/0093424c-d424-44b3-90b4-686b473de5f1.webm", "mediaUUID": "0093424c-d424-44b3-90b4-686b473de5f1" } ``` --- ### Sunlit Pottery Wheel Demonstration (Remove Background) ![Sunlit Pottery Wheel Demonstration](https://assets.runware.ai/examples/bria-video-background-removal/f957a1d9-58db-4924-a9d1-1fe750e68dfc.jpg) **Request**: ```json { "taskType": "removeBackground", "taskUUID": "6035fb77-188e-4001-8037-a0a0ada12969", "outputFormat": "WEBM", "model": "bria:51@1", "providerSettings": { "bria": { "rgba": [ 255, 255, 255, 0 ] } }, "inputs": { "video": "https://assets.runware.ai/assets/inputs/51ded713-4507-40e4-9efd-fe4105c7afda.mp4" } } ``` **Response**: ```json { "taskType": "removeBackground", "taskUUID": "6035fb77-188e-4001-8037-a0a0ada12969", "videoUUID": "99ca3750-97e7-4c6a-817f-c1b5e5b9ebe2", "videoURL": "https://vm.runware.ai/video/os/a20d05/ws/5/vi/99ca3750-97e7-4c6a-817f-c1b5e5b9ebe2.webm", "cost": 0.8527, "mediaURL": "https://vm.runware.ai/video/os/a20d05/ws/5/vi/99ca3750-97e7-4c6a-817f-c1b5e5b9ebe2.webm", "mediaUUID": "99ca3750-97e7-4c6a-817f-c1b5e5b9ebe2" } ``` --- ### Greenhouse Violin Practice Session (Remove Background) ![Greenhouse Violin Practice Session](https://assets.runware.ai/examples/bria-video-background-removal/64ddc5de-7b54-4820-9a93-03f9596f133e.jpg) **Request**: ```json { "taskType": "removeBackground", "taskUUID": "cac31f8a-06fd-40bf-8d10-b52edaad3342", "outputFormat": "WEBM", "model": "bria:51@1", "providerSettings": { "bria": { "rgba": [ 255, 255, 255, 0 ] } }, "inputs": { "video": "https://assets.runware.ai/assets/inputs/fb4e28b1-8a32-41d2-b971-04dfcf5ca083.mp4" } } ``` **Response**: ```json { "taskType": "removeBackground", "taskUUID": "cac31f8a-06fd-40bf-8d10-b52edaad3342", "videoUUID": "e737b739-99cc-4056-a49a-f9fc246cb393", "videoURL": "https://vm.runware.ai/video/os/a14d18/ws/5/vi/e737b739-99cc-4056-a49a-f9fc246cb393.webm", "cost": 0.8539, "mediaURL": "https://vm.runware.ai/video/os/a14d18/ws/5/vi/e737b739-99cc-4056-a49a-f9fc246cb393.webm", "mediaUUID": "e737b739-99cc-4056-a49a-f9fc246cb393" } ``` --- ### Velvet Lounge Saxophonist Silhouette (Remove Background) ![Velvet Lounge Saxophonist Silhouette](https://assets.runware.ai/examples/bria-video-background-removal/009e70b3-324d-4f62-a2b1-6178202f273e.jpg) **Request**: ```json { "taskType": "removeBackground", "taskUUID": "2eac0f10-d667-4556-88ba-77757fc5c04c", "outputFormat": "WEBM", "model": "bria:51@1", "providerSettings": { "bria": { "rgba": [ 255, 255, 255, 0 ] } }, "inputs": { "video": "https://assets.runware.ai/assets/inputs/474f980b-83b7-4c05-a0b8-58998d534db3.mp4" } } ``` **Response**: ```json { "taskType": "removeBackground", "taskUUID": "2eac0f10-d667-4556-88ba-77757fc5c04c", "videoUUID": "92673639-bde9-44e2-b8b1-9fd7272bcff4", "videoURL": "https://vm.runware.ai/video/os/a11d13/ws/5/vi/92673639-bde9-44e2-b8b1-9fd7272bcff4.webm", "cost": 0.8527, "mediaURL": "https://vm.runware.ai/video/os/a11d13/ws/5/vi/92673639-bde9-44e2-b8b1-9fd7272bcff4.webm", "mediaUUID": "92673639-bde9-44e2-b8b1-9fd7272bcff4" } ```