Kling Video O1 Standard Image To Video API

API reference for Kling Video O1 Standard Image To Video. Generate a video by taking a start frame and an end frame, animating the transition between them while following text-driven style and scene g

Endpoint: POST https://fal.run/fal-ai/kling-video/o1/standard/image-to-video Endpoint ID: fal-ai/kling-video/o1/standard/image-to-video

Try it in the Playground

Run this model interactively with your own prompts.

Quick Start

Python

import fal_client

def on_queue_update(update):
    if isinstance(update, fal_client.InProgress):
        for log in update.logs:
           print(log["message"])

result = fal_client.subscribe(
    "fal-ai/kling-video/o1/standard/image-to-video",
    arguments={
        "prompt": "Create a magical timelapse transition. The snow melts rapidly to reveal green grass, and the tree branches burst into bloom with pink flowers in real-time. The lighting shifts from cold winter light to warm spring sunshine. The camera pushes in slowly towards the tree. Disney-style magical transformation, cinematic, 8k.",
        "start_image_url": "https://v3b.fal.media/files/b/rabbit/NaslJIC7F2WodS6DFZRRJ.png"
    },
    with_logs=True,
    on_queue_update=on_queue_update,
)
print(result)

import { fal } from "@fal-ai/client";

const result = await fal.subscribe("fal-ai/kling-video/o1/standard/image-to-video", {
  input: {
      prompt: "Create a magical timelapse transition. The snow melts rapidly to reveal green grass, and the tree branches burst into bloom with pink flowers in real-time. The lighting shifts from cold winter light to warm spring sunshine. The camera pushes in slowly towards the tree. Disney-style magical transformation, cinematic, 8k.",
      start_image_url: "https://v3b.fal.media/files/b/rabbit/NaslJIC7F2WodS6DFZRRJ.png"
    },
  logs: true,
  onQueueUpdate: (update) => {
    if (update.status === "IN_PROGRESS") {
      update.logs.map((log) => log.message).forEach(console.log);
    }
  },
});
console.log(result.data);
console.log(result.requestId);

curl --request POST \
  --url https://fal.run/fal-ai/kling-video/o1/standard/image-to-video \
  --header "Authorization: Key $FAL_KEY" \
  --header "Content-Type: application/json" \
  --data '{
  "prompt": "Create a magical timelapse transition. The snow melts rapidly to reveal green grass, and the tree branches burst into bloom with pink flowers in real-time. The lighting shifts from cold winter light to warm spring sunshine. The camera pushes in slowly towards the tree. Disney-style magical transformation, cinematic, 8k.",
  "start_image_url": "https://v3b.fal.media/files/b/rabbit/NaslJIC7F2WodS6DFZRRJ.png"
}'

Related

• Kling O1 First Frame Last Frame to Video [Pro] — Video Generation
• Kling O1 Edit Video [Pro] — Video Generation
• Kling O1 Reference Image to Video [Pro] — Video Generation
• Kling O1 Reference Video to Video [Pro] — Video Generation

Capabilities

• Text prompt input
• Duration control

API Reference

Input Schema

prompt · string · required

Use @Image1 to reference the start frame, @Image2 to reference the end frame.

start_image_url · string · required

Image to use as the first frame of the video.

Max file size: 10.0MB, Min width: 300px, Min height: 300px, Min aspect ratio: 0.40, Max aspect ratio: 2.50, Timeout: 20.0s

end_image_url · string

Image to use as the last frame of the video.

duration · DurationEnum · default: "5"

Video duration in seconds. Default value: "5"

Possible values: 3, 4, 5, 6, 7, 8, 9, 10

Output Schema

video · File · required

The generated video.

Input Example

{
  "prompt": "Create a magical timelapse transition. The snow melts rapidly to reveal green grass, and the tree branches burst into bloom with pink flowers in real-time. The lighting shifts from cold winter light to warm spring sunshine. The camera pushes in slowly towards the tree. Disney-style magical transformation, cinematic, 8k.",
  "start_image_url": "https://v3b.fal.media/files/b/rabbit/NaslJIC7F2WodS6DFZRRJ.png",
  "end_image_url": "https://v3b.fal.media/files/b/tiger/BwHi22qoQnqaTNMMhe533.png",
  "duration": "5"
}

Output Example

{
  "video": {
    "content_type": "video/mp4",
    "file_name": "output.mp4",
    "file_size": 27588984,
    "url": "https://v3b.fal.media/files/b/koala/knryyyGF3ZVyMMrGr77CL_output.mp4"
  }
}

Limitations

• duration restricted to: 3, 4, 5, 6, 7, 8, 9, 10