Usa la API de RunComfy para ejecutar google-deepmind/veo-3-1/fast/extend-video. Para entradas y salidas admitidas, consulta el esquema.
curl --request POST \
--url https://model-api.runcomfy.net/v1/models/google-deepmind/veo-3-1/fast/extend-video \
--header "Content-Type: application/json" \
--header "Authorization: Bearer <token>" \
--data '{
"prompt": "The warrior raises his weapon high, and with a thunderous roar, the troops surge forward. Spears lower in unison as the formation begins to move, footsteps pounding the ground. The camera pulls back into a wide shot, revealing waves of warriors charging across the battlefield. Dust clouds thicken, sunlight cuts through the haze, and the distant enemy lines come into view, heightening the tension just before the clash.",
"video_url": "https://playgrounds-storage-public.runcomfy.net/tools/7282/media-files/input-1-1.mp4"
}'Define la variable de entorno YOUR_API_TOKEN con tu clave API (gestión en Perfil) e incluye en cada solicitud un token Bearer en la cabecera Authorization : Authorization: Bearer $YOUR_API_TOKEN.
Envía un trabajo de generación asíncrono y recibe de inmediato un request_id y URLs para consultar estado, obtener resultados y cancelar.
curl --request POST \
--url https://model-api.runcomfy.net/v1/models/google-deepmind/veo-3-1/fast/extend-video \
--header "Content-Type: application/json" \
--header "Authorization: Bearer <token>" \
--data '{
"prompt": "The warrior raises his weapon high, and with a thunderous roar, the troops surge forward. Spears lower in unison as the formation begins to move, footsteps pounding the ground. The camera pulls back into a wide shot, revealing waves of warriors charging across the battlefield. Dust clouds thicken, sunlight cuts through the haze, and the distant enemy lines come into view, heightening the tension just before the clash.",
"video_url": "https://playgrounds-storage-public.runcomfy.net/tools/7282/media-files/input-1-1.mp4"
}'Obtiene el estado actual de un request_id ("in_queue", "in_progress", "completed" o "cancelled").
curl --request GET \
--url https://model-api.runcomfy.net/v1/requests/{request_id}/status \
--header "Authorization: Bearer <token>"Obtiene las salidas finales y metadatos del request_id; si el trabajo no ha terminado, la respuesta devuelve el estado actual para seguir haciendo polling.
curl --request GET \
--url https://model-api.runcomfy.net/v1/requests/{request_id}/result \
--header "Authorization: Bearer <token>"Cancela un trabajo en cola por request_id; los trabajos en curso no se pueden cancelar.
curl --request POST \
--url https://model-api.runcomfy.net/v1/requests/{request_id}/cancel \
--header "Authorization: Bearer <token>"Proporciona una URL HTTPS públicamente accesible. El host debe permitir peticiones del servidor (sin login/cookies), sin rate limit agresivo ni bloqueo de bots. Recomendado: imágenes ≤ 50 MB (~4K), vídeos ≤ 100 MB (~2–5 min a 720p). Para activos privados, URLs estables o firmadas.
{
"type": "object",
"title": "Esquema de entrada",
"required": [
"prompt",
"video_url"
],
"properties": {
"prompt": {
"title": "Prompt",
"description": "",
"type": "string",
"default": "The warrior raises his weapon high, and with a thunderous roar, the troops surge forward. Spears lower in unison as the formation begins to move, footsteps pounding the ground. The camera pulls back into a wide shot, revealing waves of warriors charging across the battlefield. Dust clouds thicken, sunlight cuts through the haze, and the distant enemy lines come into view, heightening the tension just before the clash."
},
"video_url": {
"title": "URL del vídeo",
"description": "URL del vídeo que se va a ampliar. Debe ser de 720p o 1080p y tener una relación de aspecto de 16:9 o 9:16.",
"type": "string",
"default": "https://playgrounds-storage-public.runcomfy.net/tools/7282/media-files/input-1-1.mp4"
},
"aspect_ratio": {
"title": "Relación de aspecto (An:Al)",
"description": "Relación de aspecto del vídeo generado.",
"type": "string",
"enum": [
"auto",
"16:9",
"9:16"
],
"default": "auto"
},
"duration": {
"title": "Duración",
"description": "Duración del vídeo generado.",
"type": "string",
"enum": [
"7s"
],
"default": "7s"
},
"resolution": {
"title": "Resolución",
"description": "Resolución del vídeo generado.",
"type": "string",
"enum": [
"720p"
],
"default": "720p"
},
"generate_audio": {
"title": "Generar audio",
"description": "Indica si se debe generar audio para el vídeo.",
"type": "boolean",
"default": true
}
}
}{
"output": {
"type": "object",
"properties": {
"image": {
"type": "string",
"format": "uri",
"description": "URL de una sola imagen"
},
"video": {
"type": "string",
"format": "uri",
"description": "URL de un solo vídeo"
},
"images": {
"type": "array",
"description": "varias URLs de imagen",
"items": {
"type": "string",
"format": "uri"
}
},
"videos": {
"type": "array",
"description": "varias URLs de vídeo",
"items": {
"type": "string",
"format": "uri"
}
}
}
}
}RunComfy es la principal ComfyUI plataforma, ofreciendo ComfyUI en línea entorno y servicios, junto con flujos de trabajo de ComfyUI con impresionantes imágenes. RunComfy también ofrece AI Models, permitiendo a los artistas aprovechar las últimas herramientas de AI para crear arte increíble.