Bytedance Seedance 2.5 1080p API | Pricing & Docs

bytedance/seedance-2.5/image-to-video/1080p

Seedance 2.5 1080p animates one still into a 1080p image-to-video clip with stronger edge detail, natural light, and optional native audio.

1. Get started

Use RunComfy's API to run bytedance/seedance-2.5/image-to-video/1080p. For accepted inputs and outputs, see the model's schema.

curl --request POST \
  --url https://model-api.runcomfy.net/v1/models/bytedance/seedance-2.5/image-to-video/1080p \
  --header "Content-Type: application/json" \
  --header "Authorization: Bearer <token>" \
  --data '{
    "prompt": "Steam rises gently from a latte on a sunlit cafe terrace table, warm golden-hour light through the window, leaves outside sway softly, tiny dust motes drift in the beam, very slow push-in toward the cup surface and its soft reflection, cinematic shallow depth of field, natural cafe ambience, no text, no watermark.",
    "image": "https://playgrounds-storage-public.runcomfy.net/tools/7422/media-files/input-1-1.png"
  }'

2. Authentication

Set the YOUR_API_TOKEN environment variable with your API key (manage keys in your Profile) and include it on every request as a Bearer token via the Authorization header: Authorization: Bearer $YOUR_API_TOKEN.

3. API reference

Submit a request

Submit an asynchronous generation job and immediately receive a request_id plus URLs to check status, fetch results, and cancel.

curl --request POST \
  --url https://model-api.runcomfy.net/v1/models/bytedance/seedance-2.5/image-to-video/1080p \
  --header "Content-Type: application/json" \
  --header "Authorization: Bearer <token>" \
  --data '{
    "prompt": "Steam rises gently from a latte on a sunlit cafe terrace table, warm golden-hour light through the window, leaves outside sway softly, tiny dust motes drift in the beam, very slow push-in toward the cup surface and its soft reflection, cinematic shallow depth of field, natural cafe ambience, no text, no watermark.",
    "image": "https://playgrounds-storage-public.runcomfy.net/tools/7422/media-files/input-1-1.png"
  }'

Monitor request status

Fetch the current state for a request_id ("in_queue", "in_progress", "completed", or "cancelled").

curl --request GET \
  --url https://model-api.runcomfy.net/v1/requests/{request_id}/status \
  --header "Authorization: Bearer <token>"

Retrieve request results

Retrieve the final outputs and metadata for the given request_id; if the job is not complete, the response returns the current state so you can continue polling.

curl --request GET \
  --url https://model-api.runcomfy.net/v1/requests/{request_id}/result \
  --header "Authorization: Bearer <token>"

Cancel a request

Cancel a queued job by request_id; in-progress jobs cannot be cancelled.

curl --request POST \
  --url https://model-api.runcomfy.net/v1/requests/{request_id}/cancel \
  --header "Authorization: Bearer <token>"

4. File inputs

Hosted file (URL)

Provide a publicly reachable HTTPS URL. Ensure the host allows server-side fetches (no login/cookies required) and isn't rate-limited or blocking bots. Recommended limits: images ≤ 50 MB (~4K), videos ≤ 100 MB (~2–5 min @ 720p). Prefer stable or pre-signed URLs for private assets.

5. Schema

Input schema

{
  "type": "object",
  "title": "Input schema",
  "required": [
    "prompt",
    "image"
  ],
  "properties": {
    "prompt": {
      "title": "Prompt",
      "description": "Text prompt describing the desired motion and style.",
      "type": "string",
      "default": "Steam rises gently from a latte on a sunlit cafe terrace table, warm golden-hour light through the window, leaves outside sway softly, tiny dust motes drift in the beam, very slow push-in toward the cup surface and its soft reflection, cinematic shallow depth of field, natural cafe ambience, no text, no watermark."
    },
    "image": {
      "title": "Image",
      "description": "Input image that will be animated into a video.",
      "type": "string",
      "default": "https://playgrounds-storage-public.runcomfy.net/tools/7422/media-files/input-1-1.png"
    },
    "duration": {
      "title": "Duration (seconds)",
      "description": "The duration of the generated video in seconds. Default is 5. Range is 4–30.",
      "type": "integer",
      "minimum": 4,
      "maximum": 30,
      "default": 5
    },
    "generate_audio": {
      "title": "Generate Audio",
      "description": "When true, the model outputs video with synchronized audio (speech, SFX, music).",
      "type": "boolean",
      "default": true
    }
  }
}

Output schema

{
  "output": {
    "type": "object",
    "properties": {
      "image": {
        "type": "string",
        "format": "uri",
        "description": "single image URL"
      },
      "video": {
        "type": "string",
        "format": "uri",
        "description": "single video URL"
      },
      "images": {
        "type": "array",
        "description": "multiple image URLs",
        "items": {
          "type": "string",
          "format": "uri"
        }
      },
      "videos": {
        "type": "array",
        "description": "multiple video URLs",
        "items": {
          "type": "string",
          "format": "uri"
        }
      }
    }
  }
}

RunComfy

RunComfy is the premier ComfyUI platform, offering ComfyUI online environment and services, along with ComfyUI workflows featuring stunning visuals. RunComfy also provides AI Models, enabling artists to harness the latest AI tools to create incredible art.

1. Get started

Use RunComfy's API to run bytedance/seedance-2.5/image-to-video/1080p. For accepted inputs and outputs, see the model's schema.

curl --request POST \
  --url https://model-api.runcomfy.net/v1/models/bytedance/seedance-2.5/image-to-video/1080p \
  --header "Content-Type: application/json" \
  --header "Authorization: Bearer <token>" \
  --data '{
    "prompt": "Steam rises gently from a latte on a sunlit cafe terrace table, warm golden-hour light through the window, leaves outside sway softly, tiny dust motes drift in the beam, very slow push-in toward the cup surface and its soft reflection, cinematic shallow depth of field, natural cafe ambience, no text, no watermark.",
    "image": "https://playgrounds-storage-public.runcomfy.net/tools/7422/media-files/input-1-1.png"
  }'

3. API reference

Submit a request

Submit an asynchronous generation job and immediately receive a request_id plus URLs to check status, fetch results, and cancel.

curl --request POST \
  --url https://model-api.runcomfy.net/v1/models/bytedance/seedance-2.5/image-to-video/1080p \
  --header "Content-Type: application/json" \
  --header "Authorization: Bearer <token>" \
  --data '{
    "prompt": "Steam rises gently from a latte on a sunlit cafe terrace table, warm golden-hour light through the window, leaves outside sway softly, tiny dust motes drift in the beam, very slow push-in toward the cup surface and its soft reflection, cinematic shallow depth of field, natural cafe ambience, no text, no watermark.",
    "image": "https://playgrounds-storage-public.runcomfy.net/tools/7422/media-files/input-1-1.png"
  }'

Monitor request status

Fetch the current state for a request_id ("in_queue", "in_progress", "completed", or "cancelled").

curl --request GET \
  --url https://model-api.runcomfy.net/v1/requests/{request_id}/status \
  --header "Authorization: Bearer <token>"

Retrieve request results

Retrieve the final outputs and metadata for the given request_id; if the job is not complete, the response returns the current state so you can continue polling.

curl --request GET \
  --url https://model-api.runcomfy.net/v1/requests/{request_id}/result \
  --header "Authorization: Bearer <token>"

Cancel a request

Cancel a queued job by request_id; in-progress jobs cannot be cancelled.

curl --request POST \
  --url https://model-api.runcomfy.net/v1/requests/{request_id}/cancel \
  --header "Authorization: Bearer <token>"

4. File inputs

Hosted file (URL)

5. Schema

Input schema

{
  "type": "object",
  "title": "Input schema",
  "required": [
    "prompt",
    "image"
  ],
  "properties": {
    "prompt": {
      "title": "Prompt",
      "description": "Text prompt describing the desired motion and style.",
      "type": "string",
      "default": "Steam rises gently from a latte on a sunlit cafe terrace table, warm golden-hour light through the window, leaves outside sway softly, tiny dust motes drift in the beam, very slow push-in toward the cup surface and its soft reflection, cinematic shallow depth of field, natural cafe ambience, no text, no watermark."
    },
    "image": {
      "title": "Image",
      "description": "Input image that will be animated into a video.",
      "type": "string",
      "default": "https://playgrounds-storage-public.runcomfy.net/tools/7422/media-files/input-1-1.png"
    },
    "duration": {
      "title": "Duration (seconds)",
      "description": "The duration of the generated video in seconds. Default is 5. Range is 4–30.",
      "type": "integer",
      "minimum": 4,
      "maximum": 30,
      "default": 5
    },
    "generate_audio": {
      "title": "Generate Audio",
      "description": "When true, the model outputs video with synchronized audio (speech, SFX, music).",
      "type": "boolean",
      "default": true
    }
  }
}

Output schema

{
  "output": {
    "type": "object",
    "properties": {
      "image": {
        "type": "string",
        "format": "uri",
        "description": "single image URL"
      },
      "video": {
        "type": "string",
        "format": "uri",
        "description": "single video URL"
      },
      "images": {
        "type": "array",
        "description": "multiple image URLs",
        "items": {
          "type": "string",
          "format": "uri"
        }
      },
      "videos": {
        "type": "array",
        "description": "multiple video URLs",
        "items": {
          "type": "string",
          "format": "uri"
        }
      }
    }
  }
}

Seedance 2.5 1080p animates one still into a 1080p image-to-video clip with stronger edge detail, natural light, and optional native audio.

Table of contents

1. Get started

2. Authentication

3. API reference

Submit a request

Monitor request status

Retrieve request results

Cancel a request

4. File inputs

Hosted file (URL)

5. Schema

Input schema

Output schema

Seedance 2.5 1080p animates one still into a 1080p image-to-video clip with stronger edge detail, natural light, and optional native audio.

Table of contents

1. Get started

2. Authentication

3. API reference

Submit a request

Monitor request status

Retrieve request results

Cancel a request

4. File inputs

Hosted file (URL)

5. Schema

Input schema

Output schema

Seedance 2.5 1080p: Sharp Image-to-Video on Models and API | RunComfy

Seedance 2.5 1080p animates one still into a 1080p image-to-video clip with stronger edge detail, natural light, and optional native audio.

Table of contents

1. Get started

2. Authentication

3. API reference

Submit a request

Monitor request status

Retrieve request results

Cancel a request

4. File inputs

Hosted file (URL)

5. Schema

Input schema

Output schema

Seedance 2.5 1080p: Sharp Image-to-Video on Models and API | RunComfy

Seedance 2.5 1080p animates one still into a 1080p image-to-video clip with stronger edge detail, natural light, and optional native audio.

Table of contents

1. Get started

2. Authentication

3. API reference

Submit a request

Monitor request status

Retrieve request results

Cancel a request

4. File inputs

Hosted file (URL)

5. Schema

Input schema

Output schema