OmniHuman-1.5

by ByteDanceAugust 27, 2025

OmniHuman-1.5 generates high fidelity avatar video from a single image with audio and optional text prompts. It fuses multimodal reasoning with diffusion motion to keep identity stable, lip sync accurate, and gestures context aware for long, multi subject clips.

Image to Video

Velvet Cabaret Dressing Room

import { createClient } from '@runware/sdk'

const client = await createClient({ apiKey: process.env.RUNWARE_API_KEY })
await client.connect()

const [result] = await client.run({
  model: 'bytedance:5@2',
  seed: 20770,
  providerSettings: {
    bytedance: {
      fastMode: false
    }
  },
  inputs: {
    image: 'https://assets.runware.ai/assets/inputs/e0acd3ba-7999-4c5a-b6b4-3ff6faa125ee.jpg',
    audio: 'https://assets.runware.ai/assets/inputs/eff8fa85-e376-493c-bb1c-03b561a2b397.mp3'
  }
})

import asyncio
import os

from runware import Runware


async def main():
    async with Runware(api_key=os.environ["RUNWARE_API_KEY"]) as client:
        results = await client.run({
            "model": "bytedance:5@2",
            "seed": 20770,
            "providerSettings": {
                "bytedance": {
                    "fastMode": False
                }
            },
            "inputs": {
                "image": "https://assets.runware.ai/assets/inputs/e0acd3ba-7999-4c5a-b6b4-3ff6faa125ee.jpg",
                "audio": "https://assets.runware.ai/assets/inputs/eff8fa85-e376-493c-bb1c-03b561a2b397.mp3"
            }
        })


asyncio.run(main())

curl https://api.runware.ai/v1 \
  -H "Authorization: Bearer $RUNWARE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '[
    {
      "taskType": "videoInference",
      "taskUUID": "77b6cd5e-eded-4432-9ef8-2bfcf5594c28",
      "model": "bytedance:5@2",
      "seed": 20770,
      "providerSettings": {
        "bytedance": {
          "fastMode": false
        }
      },
      "inputs": {
        "image": "https://assets.runware.ai/assets/inputs/e0acd3ba-7999-4c5a-b6b4-3ff6faa125ee.jpg",
        "audio": "https://assets.runware.ai/assets/inputs/eff8fa85-e376-493c-bb1c-03b561a2b397.mp3"
      }
    }
  ]'

runware run bytedance:5@2 \
  seed=20770 \
  providerSettings.bytedance.fastMode=false \
  inputs.image=https://assets.runware.ai/assets/inputs/e0acd3ba-7999-4c5a-b6b4-3ff6faa125ee.jpg \
  inputs.audio=https://assets.runware.ai/assets/inputs/eff8fa85-e376-493c-bb1c-03b561a2b397.mp3

{
  "taskType": "videoInference",
  "taskUUID": "77b6cd5e-eded-4432-9ef8-2bfcf5594c28",
  "model": "bytedance:5@2",
  "seed": 20770,
  "providerSettings": {
    "bytedance": {
      "fastMode": false
    }
  },
  "inputs": {
    "image": "https://assets.runware.ai/assets/inputs/e0acd3ba-7999-4c5a-b6b4-3ff6faa125ee.jpg",
    "audio": "https://assets.runware.ai/assets/inputs/eff8fa85-e376-493c-bb1c-03b561a2b397.mp3"
  }
}

Response

{
  "taskType": "videoInference",
  "taskUUID": "77b6cd5e-eded-4432-9ef8-2bfcf5594c28",
  "videoUUID": "c9a70fc7-5f30-47c7-a48a-a9d130b5548c",
  "videoURL": "https://vm.runware.ai/video/os/a18d05/ws/5/vi/c9a70fc7-5f30-47c7-a48a-a9d130b5548c.mp4",
  "seed": 20770,
  "cost": 2.4766
}

Audio to Video

Lantern Festival Storyteller Closeup

import { createClient } from '@runware/sdk'

const client = await createClient({ apiKey: process.env.RUNWARE_API_KEY })
await client.connect()

const [result] = await client.run({
  model: 'bytedance:5@2',
  seed: 94937,
  providerSettings: {
    bytedance: {
      fastMode: false
    }
  },
  inputs: {
    image: 'https://assets.runware.ai/assets/inputs/01f1a7eb-2ae1-426f-af23-20440fd8bdb8.jpg',
    audio: 'https://assets.runware.ai/assets/inputs/caecbdf6-b03b-4832-88b1-5aef4b34bbb7.mp3'
  }
})

import asyncio
import os

from runware import Runware


async def main():
    async with Runware(api_key=os.environ["RUNWARE_API_KEY"]) as client:
        results = await client.run({
            "model": "bytedance:5@2",
            "seed": 94937,
            "providerSettings": {
                "bytedance": {
                    "fastMode": False
                }
            },
            "inputs": {
                "image": "https://assets.runware.ai/assets/inputs/01f1a7eb-2ae1-426f-af23-20440fd8bdb8.jpg",
                "audio": "https://assets.runware.ai/assets/inputs/caecbdf6-b03b-4832-88b1-5aef4b34bbb7.mp3"
            }
        })


asyncio.run(main())

curl https://api.runware.ai/v1 \
  -H "Authorization: Bearer $RUNWARE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '[
    {
      "taskType": "videoInference",
      "taskUUID": "a97f113f-0f03-4abc-b819-1c303c50ff9b",
      "model": "bytedance:5@2",
      "seed": 94937,
      "providerSettings": {
        "bytedance": {
          "fastMode": false
        }
      },
      "inputs": {
        "image": "https://assets.runware.ai/assets/inputs/01f1a7eb-2ae1-426f-af23-20440fd8bdb8.jpg",
        "audio": "https://assets.runware.ai/assets/inputs/caecbdf6-b03b-4832-88b1-5aef4b34bbb7.mp3"
      }
    }
  ]'

runware run bytedance:5@2 \
  seed=94937 \
  providerSettings.bytedance.fastMode=false \
  inputs.image=https://assets.runware.ai/assets/inputs/01f1a7eb-2ae1-426f-af23-20440fd8bdb8.jpg \
  inputs.audio=https://assets.runware.ai/assets/inputs/caecbdf6-b03b-4832-88b1-5aef4b34bbb7.mp3

{
  "taskType": "videoInference",
  "taskUUID": "a97f113f-0f03-4abc-b819-1c303c50ff9b",
  "model": "bytedance:5@2",
  "seed": 94937,
  "providerSettings": {
    "bytedance": {
      "fastMode": false
    }
  },
  "inputs": {
    "image": "https://assets.runware.ai/assets/inputs/01f1a7eb-2ae1-426f-af23-20440fd8bdb8.jpg",
    "audio": "https://assets.runware.ai/assets/inputs/caecbdf6-b03b-4832-88b1-5aef4b34bbb7.mp3"
  }
}

Response

{
  "taskType": "videoInference",
  "taskUUID": "a97f113f-0f03-4abc-b819-1c303c50ff9b",
  "videoUUID": "60d9891b-9759-472c-b257-66a1553a26f5",
  "videoURL": "https://vm.runware.ai/video/os/a12d13/ws/5/vi/60d9891b-9759-472c-b257-66a1553a26f5.mp4",
  "seed": 94937,
  "cost": 1.7226
}

Image to Video

Lantern Festival Storyteller

import { createClient } from '@runware/sdk'

const client = await createClient({ apiKey: process.env.RUNWARE_API_KEY })
await client.connect()

const [result] = await client.run({
  model: 'bytedance:5@2',
  seed: 92824,
  providerSettings: {
    bytedance: {
      fastMode: false
    }
  },
  inputs: {
    image: 'https://assets.runware.ai/assets/inputs/adf38100-5167-40db-9902-66771a658293.jpg',
    audio: 'https://assets.runware.ai/assets/inputs/634d914b-53b9-4a32-8d0e-9851fb52b0c5.mp3'
  }
})

import asyncio
import os

from runware import Runware


async def main():
    async with Runware(api_key=os.environ["RUNWARE_API_KEY"]) as client:
        results = await client.run({
            "model": "bytedance:5@2",
            "seed": 92824,
            "providerSettings": {
                "bytedance": {
                    "fastMode": False
                }
            },
            "inputs": {
                "image": "https://assets.runware.ai/assets/inputs/adf38100-5167-40db-9902-66771a658293.jpg",
                "audio": "https://assets.runware.ai/assets/inputs/634d914b-53b9-4a32-8d0e-9851fb52b0c5.mp3"
            }
        })


asyncio.run(main())

curl https://api.runware.ai/v1 \
  -H "Authorization: Bearer $RUNWARE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '[
    {
      "taskType": "videoInference",
      "taskUUID": "876b1801-1806-4f83-9edd-9997c675764d",
      "model": "bytedance:5@2",
      "seed": 92824,
      "providerSettings": {
        "bytedance": {
          "fastMode": false
        }
      },
      "inputs": {
        "image": "https://assets.runware.ai/assets/inputs/adf38100-5167-40db-9902-66771a658293.jpg",
        "audio": "https://assets.runware.ai/assets/inputs/634d914b-53b9-4a32-8d0e-9851fb52b0c5.mp3"
      }
    }
  ]'

runware run bytedance:5@2 \
  seed=92824 \
  providerSettings.bytedance.fastMode=false \
  inputs.image=https://assets.runware.ai/assets/inputs/adf38100-5167-40db-9902-66771a658293.jpg \
  inputs.audio=https://assets.runware.ai/assets/inputs/634d914b-53b9-4a32-8d0e-9851fb52b0c5.mp3

{
  "taskType": "videoInference",
  "taskUUID": "876b1801-1806-4f83-9edd-9997c675764d",
  "model": "bytedance:5@2",
  "seed": 92824,
  "providerSettings": {
    "bytedance": {
      "fastMode": false
    }
  },
  "inputs": {
    "image": "https://assets.runware.ai/assets/inputs/adf38100-5167-40db-9902-66771a658293.jpg",
    "audio": "https://assets.runware.ai/assets/inputs/634d914b-53b9-4a32-8d0e-9851fb52b0c5.mp3"
  }
}

Response

{
  "taskType": "videoInference",
  "taskUUID": "876b1801-1806-4f83-9edd-9997c675764d",
  "videoUUID": "3517b415-267b-45f6-a0c1-2c4ac1baa190",
  "videoURL": "https://vm.runware.ai/video/os/a11d13/ws/5/vi/3517b415-267b-45f6-a0c1-2c4ac1baa190.mp4",
  "seed": 92824,
  "cost": 1.4923
}

Image to Video

Clockwork Lecture Hall Monologue

import { createClient } from '@runware/sdk'

const client = await createClient({ apiKey: process.env.RUNWARE_API_KEY })
await client.connect()

const [result] = await client.run({
  model: 'bytedance:5@2',
  seed: 2001,
  providerSettings: {
    bytedance: {
      fastMode: false
    }
  },
  inputs: {
    image: 'https://assets.runware.ai/assets/inputs/dd6cb621-48d1-4c87-a3d3-4ca7020d91bd.jpg',
    audio: 'https://assets.runware.ai/assets/inputs/d9dbc7f1-93dd-484f-9b1e-1eb4d674e281.mp3'
  }
})

import asyncio
import os

from runware import Runware


async def main():
    async with Runware(api_key=os.environ["RUNWARE_API_KEY"]) as client:
        results = await client.run({
            "model": "bytedance:5@2",
            "seed": 2001,
            "providerSettings": {
                "bytedance": {
                    "fastMode": False
                }
            },
            "inputs": {
                "image": "https://assets.runware.ai/assets/inputs/dd6cb621-48d1-4c87-a3d3-4ca7020d91bd.jpg",
                "audio": "https://assets.runware.ai/assets/inputs/d9dbc7f1-93dd-484f-9b1e-1eb4d674e281.mp3"
            }
        })


asyncio.run(main())

curl https://api.runware.ai/v1 \
  -H "Authorization: Bearer $RUNWARE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '[
    {
      "taskType": "videoInference",
      "taskUUID": "bffb6044-d95f-4371-9736-b6bc4da956e8",
      "model": "bytedance:5@2",
      "seed": 2001,
      "providerSettings": {
        "bytedance": {
          "fastMode": false
        }
      },
      "inputs": {
        "image": "https://assets.runware.ai/assets/inputs/dd6cb621-48d1-4c87-a3d3-4ca7020d91bd.jpg",
        "audio": "https://assets.runware.ai/assets/inputs/d9dbc7f1-93dd-484f-9b1e-1eb4d674e281.mp3"
      }
    }
  ]'

runware run bytedance:5@2 \
  seed=2001 \
  providerSettings.bytedance.fastMode=false \
  inputs.image=https://assets.runware.ai/assets/inputs/dd6cb621-48d1-4c87-a3d3-4ca7020d91bd.jpg \
  inputs.audio=https://assets.runware.ai/assets/inputs/d9dbc7f1-93dd-484f-9b1e-1eb4d674e281.mp3

{
  "taskType": "videoInference",
  "taskUUID": "bffb6044-d95f-4371-9736-b6bc4da956e8",
  "model": "bytedance:5@2",
  "seed": 2001,
  "providerSettings": {
    "bytedance": {
      "fastMode": false
    }
  },
  "inputs": {
    "image": "https://assets.runware.ai/assets/inputs/dd6cb621-48d1-4c87-a3d3-4ca7020d91bd.jpg",
    "audio": "https://assets.runware.ai/assets/inputs/d9dbc7f1-93dd-484f-9b1e-1eb4d674e281.mp3"
  }
}

Response

{
  "taskType": "videoInference",
  "taskUUID": "bffb6044-d95f-4371-9736-b6bc4da956e8",
  "videoUUID": "4872ae79-c0dd-4808-9a61-83d2497deebf",
  "videoURL": "https://vm.runware.ai/video/os/a17d13/ws/5/vi/4872ae79-c0dd-4808-9a61-83d2497deebf.mp4",
  "seed": 2001,
  "cost": 2.0368
}