Bria Video Background Removal

by Bria June 14, 2025

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.

Remove Background

Roller Rink Dance Solo

Request

{
  "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

{
  "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"
}

Remove Background

Sunlit Pottery Wheel Demonstration

Request

{
  "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

{
  "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"
}

Remove Background

Greenhouse Violin Practice Session

Request

{
  "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

{
  "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"
}

Remove Background

Velvet Lounge Saxophonist Silhouette

Request

{
  "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

{
  "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"
}