> ## Documentation Index
> Fetch the complete documentation index at: https://docs.venice.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# API de Kling 4.0

> API de Kling 4.0 en Venice: texto a video, imagen a video y referencia a video, hasta 1080p y clips de 30s, desde $0.1963 por segundo. Genera audio.

> [accordion] Especificación en texto plano
>
> ## API de Kling 4.0
>
> Kling 4.0 es un modelo de texto a video, imagen a video y referencia a video de Kling AI, disponible en la Venice API como `kling-v4-text-to-video`. Las solicitudes se anonimizan, por lo que el proveedor nunca ve tu identidad.
>
> ### Precios de la API de Kling 4.0
>
> | ID del modelo | Variante | Privacidad | Precio |
> | - | - | - | - |
> | `kling-v4-text-to-video` | Texto a video | Anonymized | desde \$0.1963 / s |
> | `kling-v4-image-to-video` | Imagen a video | Anonymized | desde \$0.1963 / s |
> | `kling-v4-reference-to-video` | Referencia a video | Anonymized | desde \$0.1963 / s |
>
> Precios por clip para `kling-v4-text-to-video` con audio:
>
> | Duración | 720p | 1080p |
> | - | - | - |
> | 3s | \$0.59 | \$0.88 |
> | 4s | \$0.79 | \$1.18 |
> | 5s | \$0.98 | \$1.47 |
> | 6s | \$1.18 | \$1.76 |
> | 7s | \$1.37 | \$2.06 |
> | 8s | \$1.57 | \$2.35 |
> | 9s | \$1.77 | \$2.64 |
> | 10s | \$1.96 | \$2.94 |
> | 11s | \$2.16 | \$3.23 |
> | 12s | \$2.36 | \$3.53 |
> | 13s | \$2.55 | \$3.82 |
> | 14s | \$2.75 | \$4.11 |
> | 15s | \$2.94 | \$4.41 |
> | 16s | \$3.14 | \$4.70 |
> | 17s | \$3.34 | \$4.99 |
> | 18s | \$3.53 | \$5.29 |
> | 19s | \$3.73 | \$5.58 |
> | 20s | \$3.93 | \$5.88 |
> | 21s | \$4.12 | \$6.17 |
> | 22s | \$4.32 | \$6.46 |
> | 23s | \$4.51 | \$6.76 |
> | 24s | \$4.71 | \$7.05 |
> | 25s | \$4.91 | \$7.34 |
> | 26s | \$5.10 | \$7.64 |
> | 27s | \$5.30 | \$7.93 |
> | 28s | \$5.50 | \$8.23 |
> | 29s | \$5.69 | \$8.52 |
> | 30s | \$5.89 | \$8.81 |
>
> ### Especificaciones de Kling 4.0
>
> | Especificación | Valor |
> | - | - |
> | Proveedor | Kling AI |
> | Lanzamiento | 24 oct 2026 |
> | Privacidad | Anonymized |
> | Estado | Estable |
> | Modos | texto a video, imagen a video y referencia a video |
> | Resoluciones | 720p, 1080p |
> | Duraciones | 3s, 4s, 5s, 6s, 7s, 8s, 9s, 10s, 11s, 12s, 13s, 14s, 15s, 16s, 17s, 18s, 19s, 20s, 21s, 22s, 23s, 24s, 25s, 26s, 27s, 28s, 29s, 30s |
> | Relaciones de aspecto | 16:9, 9:16, 1:1, 21:9 |
> | Audio | Siempre generado |
>
> ### Cómo usar la API de Kling 4.0
>
> Envía solicitudes a `POST https://api.venice.ai/api/v1/video/queue` con `"model": "kling-v4-text-to-video"` y tu clave de API.
>
> ```bash theme={"system"}
> # 1. Queue the job (returns a queue_id)
> curl https://api.venice.ai/api/v1/video/queue \
>   -H "Authorization: Bearer $VENICE_API_KEY" \
>   -H "Content-Type: application/json" \
>   -d '{
>     "model": "kling-v4-text-to-video",
>     "prompt": "Slow aerial drone shot over a misty mountain valley at golden hour",
>     "duration": "5s",
>     "resolution": "720p",
>     "aspect_ratio": "16:9"
>   }'
>
> # 2. Poll until the MP4 is ready
> curl https://api.venice.ai/api/v1/video/retrieve \
>   -H "Authorization: Bearer $VENICE_API_KEY" \
>   -H "Content-Type: application/json" \
>   -d '{ "model": "kling-v4-text-to-video", "queue_id": "<queue_id>" }' --output video.mp4
> ```
>
> ### Modelos relacionados
>
> * [API de Flux 3 Max](https://docs.venice.ai/es/models/flux-3-max.md): desde \$0.0638 / s
> * [API de MiniMax H3 Max Recast](https://docs.venice.ai/es/models/minimax-h3-max-recast.md): según el video de origen
> * [API de Grok Imagine 1.5 Lite](https://docs.venice.ai/es/models/grok-imagine-1-5-lite.md): desde \$0.024 / s
> * [API de Wan 3.0 Prime Pro](https://docs.venice.ai/es/models/wan-3-0-prime-pro.md): desde \$0.3312 / s


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