Referencia de la API de Seedance 2.5
Lo más nuevo de ByteDance: clips de 30 segundos con audio nativo
Con una sola clave de API de PopNow puedes llamar a Seedance 2.5 desde tu propio código. Aquí tienes los ID de modelo que debes enviar, cada campo de entrada que acepta, cuántos créditos cuesta cada solicitud y una petición que puedes pegar tal cual en la terminal.
Las descripciones de los parámetros vienen del esquema de entrada del modelo y solo están en inglés.
De un vistazo
- Creado por
- ByteDance
- Resultado
- Video
- Desde
- 11.07 créditos por segundo generado ($0.1107)
- Tiempo habitual
- unos 279 s
1 crédito = 0,01 US$. Al aceptarse, la tarea retiene el cargo máximo posible y al terminar cobra el uso real, redondeado al crédito superior; el resto se libera. Las tareas fallidas no se cobran. Para saber la cifra exacta antes de ejecutar, llama a POST /api/v1/jobs/quote.
Crear video
bytedance/seedance-2.5/text-to-video
Precio
| Opción | Créditos (por segundo generado) | Dólares |
|---|---|---|
generate_audio = false, resolution = 480p | 18.51 | $0.1851 |
generate_audio = true, resolution = 480p | 18.51 | $0.1851 |
generate_audio = false, resolution = 720p | 41.6 | $0.416 |
generate_audio = true, resolution = 720p | 41.6 | $0.416 |
generate_audio = false, resolution = 1080p | 102.35 | $1.0235 |
generate_audio = true, resolution = 1080p | 102.35 | $1.0235 |
Parámetros
| Campo | Tipo | Valor predeterminado | Valores admitidos | Para qué sirve |
|---|---|---|---|---|
promptObligatorio | string | — | — | What to generate: subject, action, camera movement and mood. |
aspect_ratioOpcional | string | adaptive | 21:9, 16:9, 4:3, 1:1, 3:4, 9:16, adaptive | Aspect ratio of the generated video. |
resolutionOpcional | string | 720p | 480p, 720p, 1080p | Output resolution. Super-resolution tiers are not offered. |
duration_secondsOpcional | integer | 5 | 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, … (+13) | Clip length in seconds. This is the billed quantity. |
generate_audioOpcional | boolean | true | — | Generate a native soundtrack synchronised to the picture. |
output_formatOpcional | string | mp4 | mp4, mov | Container of the returned video. |
enable_web_searchOpcional | boolean | false | — | Let the model search the web for information related to the prompt before rendering. |
seedOpcional | integer | — | de 0 a 2147483647 | Random seed. Omit to let the model pick one. |
return_last_frameOpcional | boolean | false | — | Also return the clip’s final frame as a separate image. |
watermarkOpcional | boolean | false | — | Ask the model to watermark the video as AI-generated. |
Solicitud de ejemplo
Esta solicitud funciona tal cual; los campos que no envíes usan su valor predeterminado. Antes, guarda tu clave en POPNOW_API_KEY.
curl -X POST "https://api.popnow.ai/api/v1/jobs/createTask" \
-H "Authorization: Bearer $POPNOW_API_KEY" \
-H "Content-Type: application/json" \
-H "Idempotency-Key: $(uuidgen)" \
-d '{
"model": "bytedance/seedance-2.5/text-to-video",
"input": {
"prompt": "A paper boat drifts down a rain-soaked street at dusk, neon signs reflecting in the water, slow tracking shot at ground level",
"generate_audio": true,
"duration_seconds": 5,
"resolution": "720p"
}
}'La respuesta trae un taskId al instante. Consulta el resultado con GET /api/v1/jobs/recordInfo o añade callBackUrl para recibir un aviso.
curl "https://api.popnow.ai/api/v1/jobs/recordInfo?taskId=TASK_ID_FROM_CREATE_TASK" \
-H "Authorization: Bearer $POPNOW_API_KEY"Imagen a video
bytedance/seedance-2.5/image-to-video
Precio
| Opción | Créditos (por segundo generado) | Dólares |
|---|---|---|
generate_audio = false, resolution = 480p | 18.51 | $0.1851 |
generate_audio = true, resolution = 480p | 18.51 | $0.1851 |
generate_audio = false, resolution = 720p | 41.6 | $0.416 |
generate_audio = true, resolution = 720p | 41.6 | $0.416 |
generate_audio = false, resolution = 1080p | 102.35 | $1.0235 |
generate_audio = true, resolution = 1080p | 102.35 | $1.0235 |
Parámetros
| Campo | Tipo | Valor predeterminado | Valores admitidos | Para qué sirve |
|---|---|---|---|---|
image_urlObligatorio | string | — | — | URL of the image used as the first frame. |
promptOpcional | string | — | — | What to generate: subject, action, camera movement and mood. |
last_image_urlOpcional | string | — | — | URL of the image used as the closing frame. Only accepted together with image_url. |
aspect_ratioOpcional | string | adaptive | adaptive | Aspect ratio of the generated video. Seedance 2.5 frames an image-to-video clip on the first frame, so adaptive is the only accepted value. |
resolutionOpcional | string | 720p | 480p, 720p, 1080p | Output resolution. Super-resolution tiers are not offered. |
duration_secondsOpcional | integer | 5 | 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, … (+13) | Clip length in seconds. This is the billed quantity. |
generate_audioOpcional | boolean | true | — | Generate a native soundtrack synchronised to the picture. |
output_formatOpcional | string | mp4 | mp4, mov | Container of the returned video. |
enable_web_searchOpcional | boolean | false | — | Let the model search the web for information related to the prompt before rendering. |
seedOpcional | integer | — | de 0 a 2147483647 | Random seed. Omit to let the model pick one. |
return_last_frameOpcional | boolean | false | — | Also return the clip’s final frame as a separate image. |
watermarkOpcional | boolean | false | — | Ask the model to watermark the video as AI-generated. |
Solicitud de ejemplo
Esta solicitud funciona tal cual; los campos que no envíes usan su valor predeterminado. Antes, guarda tu clave en POPNOW_API_KEY.
El ejemplo usa archivos de muestra de PopNow en image_url. Cámbialos por tus propios enlaces HTTPS públicos, archivos subidos o recursos guardados.
curl -X POST "https://api.popnow.ai/api/v1/jobs/createTask" \
-H "Authorization: Bearer $POPNOW_API_KEY" \
-H "Content-Type: application/json" \
-H "Idempotency-Key: $(uuidgen)" \
-d '{
"model": "bytedance/seedance-2.5/image-to-video",
"input": {
"prompt": "He lands softly on the rooftop, laughs and turns toward the camera while the balloons sway in the evening breeze; slow push-in",
"image_url": "https://media.popnow.ai/influencer/examples/marco.webp",
"generate_audio": true,
"duration_seconds": 5,
"resolution": "720p"
}
}'La respuesta trae un taskId al instante. Consulta el resultado con GET /api/v1/jobs/recordInfo o añade callBackUrl para recibir un aviso.
curl "https://api.popnow.ai/api/v1/jobs/recordInfo?taskId=TASK_ID_FROM_CREATE_TASK" \
-H "Authorization: Bearer $POPNOW_API_KEY"Referencias a video
bytedance/seedance-2.5/reference-to-video
Precio
| Opción | Créditos (por segundo generado) | Dólares |
|---|---|---|
generate_audio = false, resolution = 480p, with_video = true | 11.07 | $0.1107 |
generate_audio = true, resolution = 480p, with_video = true | 11.07 | $0.1107 |
generate_audio = false, resolution = 480p, with_video = false | 18.51 | $0.1851 |
generate_audio = true, resolution = 480p, with_video = false | 18.51 | $0.1851 |
generate_audio = false, resolution = 720p, with_video = true | 24.89 | $0.2489 |
generate_audio = true, resolution = 720p, with_video = true | 24.89 | $0.2489 |
generate_audio = false, resolution = 720p, with_video = false | 41.6 | $0.416 |
generate_audio = true, resolution = 720p, with_video = false | 41.6 | $0.416 |
generate_audio = false, resolution = 1080p, with_video = true | 61.23 | $0.6123 |
generate_audio = true, resolution = 1080p, with_video = true | 61.23 | $0.6123 |
generate_audio = false, resolution = 1080p, with_video = false | 102.35 | $1.0235 |
generate_audio = true, resolution = 1080p, with_video = false | 102.35 | $1.0235 |
Parámetros
| Campo | Tipo | Valor predeterminado | Valores admitidos | Para qué sirve |
|---|---|---|---|---|
promptObligatorio | string | — | — | What to generate: subject, action, camera movement and mood. |
reference_image_urlsOpcional | array<string> | — | hasta 30 elementos | Reference image URLs that carry over characters, style or scene composition. Up to 30 images. Cannot be combined with a first-frame image. |
reference_video_urlsOpcional | array<string> | — | hasta 10 elementos | Reference video URLs that carry over motion and pacing. Up to 10 clips, 2-30 seconds each and 30 seconds in total. Reference footage is added to the billed duration. |
reference_audio_urlsOpcional | array<string> | — | hasta 10 elementos | Reference audio URLs the generated soundtrack follows, for beat matching or lip sync. Up to 10 clips, 2-30 seconds each and 30 seconds in total. |
aspect_ratioOpcional | string | adaptive | 21:9, 16:9, 4:3, 1:1, 3:4, 9:16, adaptive | Aspect ratio of the generated video. |
resolutionOpcional | string | 720p | 480p, 720p, 1080p | Output resolution. Super-resolution tiers are not offered. |
duration_secondsOpcional | integer | 5 | 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, … (+13) | Clip length in seconds. This is the billed quantity. |
generate_audioOpcional | boolean | true | — | Generate a native soundtrack synchronised to the picture. |
output_formatOpcional | string | mp4 | mp4, mov | Container of the returned video. |
enable_web_searchOpcional | boolean | false | — | Let the model search the web for information related to the prompt before rendering. |
seedOpcional | integer | — | de 0 a 2147483647 | Random seed. Omit to let the model pick one. |
return_last_frameOpcional | boolean | false | — | Also return the clip’s final frame as a separate image. |
watermarkOpcional | boolean | false | — | Ask the model to watermark the video as AI-generated. |
Solicitud de ejemplo
Esta solicitud funciona tal cual; los campos que no envíes usan su valor predeterminado. Antes, guarda tu clave en POPNOW_API_KEY.
El ejemplo usa archivos de muestra de PopNow en reference_image_urls. Cámbialos por tus propios enlaces HTTPS públicos, archivos subidos o recursos guardados.
curl -X POST "https://api.popnow.ai/api/v1/jobs/createTask" \
-H "Authorization: Bearer $POPNOW_API_KEY" \
-H "Content-Type: application/json" \
-H "Idempotency-Key: $(uuidgen)" \
-d '{
"model": "bytedance/seedance-2.5/reference-to-video",
"input": {
"prompt": "The man from the reference image jogs across a sunlit rooftop at golden hour and smiles at the camera; smooth tracking shot",
"reference_image_urls": [
"https://media.popnow.ai/influencer/examples/ava.webp"
],
"generate_audio": true,
"duration_seconds": 5,
"resolution": "720p"
}
}'La respuesta trae un taskId al instante. Consulta el resultado con GET /api/v1/jobs/recordInfo o añade callBackUrl para recibir un aviso.
curl "https://api.popnow.ai/api/v1/jobs/recordInfo?taskId=TASK_ID_FROM_CREATE_TASK" \
-H "Authorization: Bearer $POPNOW_API_KEY"Extender video
bytedance/seedance-2.5/video-extend
Precio
| Opción | Créditos (por segundo generado) | Dólares |
|---|---|---|
generate_audio = false, resolution = 480p, with_video = true | 11.07 | $0.1107 |
generate_audio = true, resolution = 480p, with_video = true | 11.07 | $0.1107 |
generate_audio = false, resolution = 480p, with_video = false | 18.51 | $0.1851 |
generate_audio = true, resolution = 480p, with_video = false | 18.51 | $0.1851 |
generate_audio = false, resolution = 720p, with_video = true | 24.89 | $0.2489 |
generate_audio = true, resolution = 720p, with_video = true | 24.89 | $0.2489 |
generate_audio = false, resolution = 720p, with_video = false | 41.6 | $0.416 |
generate_audio = true, resolution = 720p, with_video = false | 41.6 | $0.416 |
generate_audio = false, resolution = 1080p, with_video = true | 61.23 | $0.6123 |
generate_audio = true, resolution = 1080p, with_video = true | 61.23 | $0.6123 |
generate_audio = false, resolution = 1080p, with_video = false | 102.35 | $1.0235 |
generate_audio = true, resolution = 1080p, with_video = false | 102.35 | $1.0235 |
Parámetros
| Campo | Tipo | Valor predeterminado | Valores admitidos | Para qué sirve |
|---|---|---|---|---|
promptObligatorio | string | — | — | Required. Describe what happens next: the action that follows, the camera move and the sound. |
video_urlObligatorio | string (uri) | — | — | The clip to continue: MP4, MOV or WebM, 2 to 60 seconds. Its last 30 seconds at most become reference footage for the new segment and are billed as reference seconds; anything earlier is only joined back on. |
resolutionOpcional | string | 720p | 480p, 720p, 1080p | Size of the new segment. Match your source; it only sets the quality of the new segment. |
duration_secondsOpcional | integer | 5 | 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, … (+13) | Length of the new segment in seconds. The reference seconds taken from your clip are billed on top. |
generate_audioOpcional | boolean | true | — | Generate sound for the new segment. The sound of your source is kept either way. |
enable_web_searchOpcional | boolean | false | — | Let the model search the web for information related to the prompt before rendering. |
seedOpcional | integer | — | de 0 a 2147483647 | Random seed. Omit to let the model pick one. |
watermarkOpcional | boolean | false | — | Ask the model to watermark the new segment as AI-generated. |
Solicitud de ejemplo
Esta solicitud funciona tal cual; los campos que no envíes usan su valor predeterminado. Antes, guarda tu clave en POPNOW_API_KEY.
El ejemplo usa archivos de muestra de PopNow en video_url. Cámbialos por tus propios enlaces HTTPS públicos, archivos subidos o recursos guardados.
curl -X POST "https://api.popnow.ai/api/v1/jobs/createTask" \
-H "Authorization: Bearer $POPNOW_API_KEY" \
-H "Content-Type: application/json" \
-H "Idempotency-Key: $(uuidgen)" \
-d '{
"model": "bytedance/seedance-2.5/video-extend",
"input": {
"prompt": "The flowers keep opening while the camera slowly pulls back to reveal a sunlit meadow",
"video_url": "https://media.popnow.ai/effects/flower-bloom-1abd6efb.mp4",
"generate_audio": true,
"duration_seconds": 5,
"resolution": "720p"
}
}'La respuesta trae un taskId al instante. Consulta el resultado con GET /api/v1/jobs/recordInfo o añade callBackUrl para recibir un aviso.
curl "https://api.popnow.ai/api/v1/jobs/recordInfo?taskId=TASK_ID_FROM_CREATE_TASK" \
-H "Authorization: Bearer $POPNOW_API_KEY"