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FLUX 3 Keyframes to Video: Imagen de fotogramas clave múltiples a vídeo en modelos y API | RunComfy

blackforestlabs/flux-3/keyframes-to-video

FLUX 3 Keyframes to Video crea un clip a partir de un movimiento guiado entre imágenes fijas fijadas en posiciones exactas del fotograma, con audio nativo opcional en 720p o 1080p.

modelApiDoc_tableOfContents

modelApiDoc_nav1GetStartedmodelApiDoc_nav2AuthenticationmodelApiDoc_nav3ApiReferencemodelApiDoc_navSubmitRequestmodelApiDoc_navMonitorStatusmodelApiDoc_navRetrieveResultsmodelApiDoc_navCancelRequestmodelApiDoc_nav4FileInputsmodelApiDoc_navHostedFilemodelApiDoc_nav5SchemamodelApiDoc_navInputSchemamodelApiDoc_navOutputSchema

modelApiDoc_h2GetStarted

modelApiDoc_getStartedBeforeModelblackforestlabs/flux-3/keyframes-to-videomodelApiDoc_getStartedAfterModel modelApiDoc_getStartedMid modelApiDoc_schemaLinkmodelApiDoc_getStartedAfterSchema

curl --request POST \
  --url https://model-api.runcomfy.net/v1/models/blackforestlabs/flux-3/keyframes-to-video \
  --header "Content-Type: application/json" \
  --header "Authorization: Bearer <token>" \
  --data '{
    "prompt": "One continuous tracking shot: she starts on the wet coastal road facing the distant lighthouse, walks through the wooden gate as the mist thins, and arrives at the lighthouse base just as sunlight breaks through. Soft ocean spray, distant gulls, natural footsteps on wet asphalt.",
    "keyframes": [
      {
        "image_url": "https://playgrounds-storage-public.runcomfy.net/tools/7399/media-files/ref-promo-1.webp",
        "frame_index": 0
      },
      {
        "image_url": "https://playgrounds-storage-public.runcomfy.net/tools/7399/media-files/ref-promo-2.webp",
        "frame_index": 60
      },
      {
        "image_url": "https://playgrounds-storage-public.runcomfy.net/tools/7399/media-files/ref-promo-3.webp",
        "frame_index": 120
      }
    ]
  }'

modelApiDoc_h2Authentication

modelApiDoc_authP1 YOUR_API_TOKEN modelApiDoc_authP2 modelApiDoc_profilemodelApiDoc_authP3 Authorization modelApiDoc_authP4 Authorization: Bearer $YOUR_API_TOKENmodelApiDoc_authP5

modelApiDoc_h3ApiReference

modelApiDoc_h3SubmitRequest

modelApiDoc_submitBody

curl --request POST \
  --url https://model-api.runcomfy.net/v1/models/blackforestlabs/flux-3/keyframes-to-video \
  --header "Content-Type: application/json" \
  --header "Authorization: Bearer <token>" \
  --data '{
    "prompt": "One continuous tracking shot: she starts on the wet coastal road facing the distant lighthouse, walks through the wooden gate as the mist thins, and arrives at the lighthouse base just as sunlight breaks through. Soft ocean spray, distant gulls, natural footsteps on wet asphalt.",
    "keyframes": [
      {
        "image_url": "https://playgrounds-storage-public.runcomfy.net/tools/7399/media-files/ref-promo-1.webp",
        "frame_index": 0
      },
      {
        "image_url": "https://playgrounds-storage-public.runcomfy.net/tools/7399/media-files/ref-promo-2.webp",
        "frame_index": 60
      },
      {
        "image_url": "https://playgrounds-storage-public.runcomfy.net/tools/7399/media-files/ref-promo-3.webp",
        "frame_index": 120
      }
    ]
  }'

modelApiDoc_h3MonitorStatus

modelApiDoc_monitorBody

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

modelApiDoc_h3RetrieveResults

modelApiDoc_retrieveBody

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

modelApiDoc_h3CancelRequest

modelApiDoc_cancelBody

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

modelApiDoc_h2FileInputs

modelApiDoc_h3HostedFile

modelApiDoc_hostedFileBody

modelApiDoc_h2Schema

modelApiDoc_h3InputSchema

{
  "type": "object",
  "title": "modelApiDoc_navInputSchema",
  "required": [
    "prompt",
    "keyframes"
  ],
  "properties": {
    "prompt": {
      "title": "Prompt",
      "description": "Texto que describe el vídeo que quieres generar.",
      "type": "string",
      "default": "One continuous tracking shot: she starts on the wet coastal road facing the distant lighthouse, walks through the wooden gate as the mist thins, and arrives at the lighthouse base just as sunlight breaks through. Soft ocean spray, distant gulls, natural footsteps on wet asphalt."
    },
    "keyframes": {
      "title": "Keyframes",
      "description": "Imágenes clave ancladas a posiciones de fotograma en el vídeo generado. Hasta 10 keyframes con valores frame_index únicos (desde 0, como máximo duración × 24 a 24 fps).",
      "type": "array",
      "default": [
        {
          "image_url": "https://playgrounds-storage-public.runcomfy.net/tools/7399/media-files/ref-promo-1.webp",
          "frame_index": 0
        },
        {
          "image_url": "https://playgrounds-storage-public.runcomfy.net/tools/7399/media-files/ref-promo-2.webp",
          "frame_index": 60
        },
        {
          "image_url": "https://playgrounds-storage-public.runcomfy.net/tools/7399/media-files/ref-promo-3.webp",
          "frame_index": 120
        }
      ],
      "items": {
        "image_url": {
          "title": "URL de imagen",
          "description": "URL de la imagen del keyframe (PNG, JPEG o WebP).",
          "type": "string",
          "format": "image_uri",
          "default": ""
        },
        "frame_index": {
          "title": "Índice de fotograma",
          "description": "Posición de fotograma de este keyframe en el vídeo de 24 fps. Debe ser único y como máximo duración × 24.",
          "type": "integer",
          "format": "int_slider_with_range",
          "minimum": 0,
          "maximum": 480,
          "default": 0
        }
      },
      "maxItems": 10,
      "minItems": 1
    },
    "aspect_ratio": {
      "title": "Relación de aspecto",
      "description": "Relación de aspecto del vídeo generado. auto deja que el modelo elija.",
      "type": "string",
      "enum": [
        "auto",
        "21:9",
        "2:1",
        "16:9",
        "4:3",
        "1:1",
        "3:4",
        "9:16"
      ],
      "default": "16:9"
    },
    "resolution": {
      "title": "Resolución",
      "description": "Resolución del vídeo generado.",
      "type": "string",
      "enum": [
        "720p",
        "1080p"
      ],
      "default": "720p"
    },
    "duration": {
      "title": "Duración",
      "description": "Duración del vídeo generado en segundos. Se necesita una duración explícita para validar las posiciones de los keyframes.",
      "type": "integer",
      "enum": [
        5,
        6,
        7,
        8,
        9,
        10,
        11,
        12,
        13,
        14,
        15,
        16,
        17,
        18,
        19,
        20
      ],
      "default": 5
    },
    "generate_audio": {
      "title": "Generar audio",
      "description": "Si se debe generar audio sincronizado para el vídeo.",
      "type": "boolean",
      "default": true
    },
    "safety_tolerance": {
      "title": "Tolerancia de seguridad",
      "description": "Nivel de tolerancia de seguridad del vídeo generado. 0 es el más estricto y 4 el más permisivo.",
      "type": "integer",
      "minimum": 0,
      "maximum": 4,
      "default": 2
    }
  }
}

modelApiDoc_h3OutputSchema

{
  "output": {
    "type": "object",
    "properties": {
      "image": {
        "type": "string",
        "format": "uri",
        "description": "modelApiDoc_outDescImage"
      },
      "video": {
        "type": "string",
        "format": "uri",
        "description": "modelApiDoc_outDescVideo"
      },
      "images": {
        "type": "array",
        "description": "modelApiDoc_outDescImages",
        "items": {
          "type": "string",
          "format": "uri"
        }
      },
      "videos": {
        "type": "array",
        "description": "modelApiDoc_outDescVideos",
        "items": {
          "type": "string",
          "format": "uri"
        }
      }
    }
  }
}
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