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Referencia de la API de Kling O3

Kling todo en uno: crear, animar, referenciar y editar hasta 4K

Con una sola clave de API de PopNow puedes llamar a Kling O3 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
Kuaishou
Resultado
Video
Desde
10.08 créditos por segundo generado ($0.1008)

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

kling/o3/text-to-video

Precio

OpciónCréditos (por segundo generado)Dólares
generate_audio = false, resolution = 720p10.08$0.1008
generate_audio = false, resolution = 1080p13.44$0.1344
generate_audio = true, resolution = 720p13.44$0.1344
generate_audio = true, resolution = 1080p16.8$0.168
generate_audio = false, resolution = 4k50.4$0.504
generate_audio = true, resolution = 4k50.4$0.504

Parámetros

CampoTipoValor predeterminadoValores admitidosPara qué sirve
promptObligatoriostring—hasta 2500 caracteresDescribe the scene, the action and the camera. With sound on, add dialogue in quotes and the sounds you want.
aspect_ratioOpcionalstring16:916:9, 9:16, 1:1Output aspect ratio.
resolutionOpcionalstring720p720p, 1080p, 4kOutput resolution. Higher tiers cost more per second.
generate_audioOpcionalbooleanfalse—Generate a native soundtrack (voices, effects, ambience) with the picture. Audio costs more per second.
duration_secondsOpcionalinteger5de 3 a 15Output length in whole seconds, from 3 to 15. Billed per second.
shot_typeOpcionalstringsinglesingle, multi, customizesingle keeps one continuous shot; multi lets the model cut the prompt into several shots on its own; customize follows the shot list you give in multi_prompt.
multi_promptOpcionalarray<object>—hasta 6 elementosShot list for shot_type customize: one entry per shot, in order, each with its own prompt and length in seconds. The lengths must add up to duration_seconds.

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.

POST /api/v1/jobs/createTask
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": "kling/o3/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",
    "duration_seconds": 5,
    "generate_audio": false,
    "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.

GET /api/v1/jobs/recordInfo
curl "https://api.popnow.ai/api/v1/jobs/recordInfo?taskId=TASK_ID_FROM_CREATE_TASK" \
  -H "Authorization: Bearer $POPNOW_API_KEY"

Imagen a video

kling/o3/image-to-video

Precio

OpciónCréditos (por segundo generado)Dólares
generate_audio = false, resolution = 720p10.08$0.1008
generate_audio = false, resolution = 1080p13.44$0.1344
generate_audio = true, resolution = 720p13.44$0.1344
generate_audio = true, resolution = 1080p16.8$0.168
generate_audio = false, resolution = 4k50.4$0.504
generate_audio = true, resolution = 4k50.4$0.504

Parámetros

CampoTipoValor predeterminadoValores admitidosPara qué sirve
promptObligatoriostring—hasta 2500 caracteresDescribe what happens after the opening frame: the action, the camera and, with sound on, the sounds.
image_urlObligatoriostring (uri)——Opening frame. The clip starts from this image.
last_image_urlOpcionalstring (uri)——Optional closing frame the clip should end on.
resolutionOpcionalstring720p720p, 1080p, 4kOutput resolution. Higher tiers cost more per second.
generate_audioOpcionalbooleanfalse—Generate a native soundtrack (voices, effects, ambience) with the picture. Audio costs more per second.
duration_secondsOpcionalinteger5de 3 a 15Output length in whole seconds, from 3 to 15. Billed per second.
shot_typeOpcionalstringsinglesingle, multi, customizesingle keeps one continuous shot; multi lets the model cut the prompt into several shots on its own; customize follows the shot list you give in multi_prompt.
multi_promptOpcionalarray<object>—hasta 6 elementosShot list for shot_type customize: one entry per shot, in order, each with its own prompt and length in seconds. The lengths must add up to duration_seconds.

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.

POST /api/v1/jobs/createTask
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": "kling/o3/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",
    "duration_seconds": 5,
    "generate_audio": false,
    "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.

GET /api/v1/jobs/recordInfo
curl "https://api.popnow.ai/api/v1/jobs/recordInfo?taskId=TASK_ID_FROM_CREATE_TASK" \
  -H "Authorization: Bearer $POPNOW_API_KEY"

Referencias a video

kling/o3/reference-to-video

Precio

OpciónCréditos (por segundo generado)Dólares
generate_audio = false, resolution = 720p10.08$0.1008
generate_audio = false, resolution = 1080p13.44$0.1344
generate_audio = true, resolution = 720p13.44$0.1344
generate_audio = false, resolution = 720p, with_video = true15.12$0.1512
generate_audio = true, resolution = 1080p16.8$0.168
generate_audio = false, resolution = 1080p, with_video = true20.16$0.2016
generate_audio = false, resolution = 4k62.85$0.6285
generate_audio = true, resolution = 4k62.85$0.6285

Parámetros

CampoTipoValor predeterminadoValores admitidosPara qué sirve
promptObligatoriostring—hasta 2500 caracteresSay who and what each reference is (<<<image_1>>>, <<<image_2>>> and so on) and describe the shot they should produce.
reference_image_urlsObligatorioarray<string (uri)>—hasta 7 elementosReference images for characters, objects, outfits or places, up to 7. Refer to them in the prompt as <<<image_1>>>, <<<image_2>>> and so on.
reference_video_urlsOpcionalarray<string (uri)>—hasta 1 elementosOptional reference video (one clip) whose motion, camera or characters the new shot should draw on. Refer to it in the prompt as <<<video_1>>>. With a video, use up to 4 reference images. A run with a reference video is billed at a higher per-second rate.
elementsOpcionalarray<object>—hasta 1 elementosOne named subject built from 2 to 4 images of the same character or object. Write @name in the prompt where it should appear. 4K only.
aspect_ratioOpcionalstring16:916:9, 9:16, 1:1Output aspect ratio.
resolutionOpcionalstring720p720p, 1080p, 4kOutput resolution. Higher tiers cost more per second.
generate_audioOpcionalbooleanfalse—Generate a native soundtrack (voices, effects, ambience) with the picture. Audio costs more per second. Not available with a reference video.
keep_original_audioOpcionalbooleantrue—Keep the reference video's own sound in the result. Only matters when a reference video is given.
duration_secondsOpcionalinteger5de 3 a 15Output length in whole seconds, from 3 to 15. Billed per second.
shot_typeOpcionalstringsinglesingle, multi, customizesingle keeps one continuous shot; multi lets the model cut the prompt into several shots on its own; customize follows the shot list you give in multi_prompt.
multi_promptOpcionalarray<object>—hasta 6 elementosShot list for shot_type customize: one entry per shot, in order, each with its own prompt and length in seconds. The lengths must add up to duration_seconds.

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.

POST /api/v1/jobs/createTask
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": "kling/o3/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"
    ],
    "duration_seconds": 5,
    "generate_audio": false,
    "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.

GET /api/v1/jobs/recordInfo
curl "https://api.popnow.ai/api/v1/jobs/recordInfo?taskId=TASK_ID_FROM_CREATE_TASK" \
  -H "Authorization: Bearer $POPNOW_API_KEY"

Editar video

kling/o3/video-edit

Precio

OpciónCréditos (por segundo generado)Dólares
720p18.78$0.1878
1080p25.2$0.252

Parámetros

CampoTipoValor predeterminadoValores admitidosPara qué sirve
promptObligatoriostring—hasta 2500 caracteresSay what to change in the clip: the subject, outfit, setting, style or weather. Anything you do not mention stays as it is.
video_urlObligatoriostring (uri)——Source clip to edit, 3 to 10 seconds, at least 720 pixels on each side. The result is as long as this clip.
elementsOpcionalarray<object>—hasta 1 elementosOne named subject to bring into the edited clip, built from 2 to 4 images of the same character or object. Write @name in the prompt where it should appear.
reference_image_urlsOpcionalarray<string (uri)>—hasta 4 elementosOptional reference images, up to 4, for a new character, outfit, object or style. Refer to them as <<<image_1>>>, <<<image_2>>> and so on.
resolutionOpcionalstring720p720p, 1080pOutput resolution. Higher tiers cost more per second.
keep_original_audioOpcionalbooleantrue—Keep the source clip's own sound in the result.

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.

POST /api/v1/jobs/createTask
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": "kling/o3/video-edit",
  "input": {
    "prompt": "Recolor the flowers in soft pastel blue; keep the face and the motion unchanged",
    "video_url": "https://media.popnow.ai/effects/flower-bloom-1abd6efb.mp4",
    "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.

GET /api/v1/jobs/recordInfo
curl "https://api.popnow.ai/api/v1/jobs/recordInfo?taskId=TASK_ID_FROM_CREATE_TASK" \
  -H "Authorization: Bearer $POPNOW_API_KEY"

Siguientes pasos

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