Model API

Kling 3 Pro

Kling 3.0 Pro: Top-tier text-to-video with cinematic visuals, fluid motion, and native audio generation, with multi-shot support.

Model id

Use this in every request
kling-video/v3/pro/text-to-video

This model has other modes with their own ids: kling-video/v3/pro/image-to-video, kling-video/v3/pro/motion-control.

Run it

Quote the input, start the generation with the quote, then poll the job. Set RAYWAKE_API_KEY first; see Authentication.

# 1. Price the exact input (quotes are valid for up to 10 minutes)
curl -s https://api.raywake.com/v1/quotes \
  -H "Authorization: Bearer $RAYWAKE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "kling-video/v3/pro/text-to-video",
  "input": {
    "prompt": "A red ceramic cup on a wooden table, soft morning light"
  }
}'

# 2. Start the generation with the quote_id from step 1
curl -s https://api.raywake.com/v1/generate \
  -H "Authorization: Bearer $RAYWAKE_API_KEY" \
  -H "Content-Type: application/json" \
  -H "Idempotency-Key: $(uuidgen)" \
  -d '{"model": "kling-video/v3/pro/text-to-video", "quote_id": "QUOTE_ID", "input": {"prompt":"A red ceramic cup on a wooden table, soft morning light"}}'

# 3. Poll until the status is terminal
curl -s https://api.raywake.com/v1/jobs/JOB_ID \
  -H "Authorization: Bearer $RAYWAKE_API_KEY"

Input

Input fields for kling-video/v3/pro/text-to-video
NameTypeDescription
promptrequiredstring
Text prompt for video generation. Either prompt or multi_prompt must be provided, but not both.
durationstring (enum)
The duration of the generated video in seconds

Default: 5

One of: 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15

generate_audioboolean
Whether to generate native audio for the video. Supports Chinese and English voice output. Other languages are automatically translated to English. For English speech, use lowercase letters; for acronyms or proper nouns, use uppercase.

Default: true

shot_typestring (enum)
The type of multi-shot video generation. 'intelligent' lets the model automatically determine shot structure.

Default: customize

One of: customize, intelligent

aspect_ratiostring (enum)
The aspect ratio of the generated video frame

Default: 16:9

One of: 16:9, 9:16, 1:1

negative_promptstring
Negative Prompt

Default: blur, distort, and low quality

cfg_scalenumber
The CFG (Classifier Free Guidance) scale is a measure of how close you want the model to stick to your prompt.

Default: 0.5

Output

A succeeded job lists its results under outputs, stored on our side. See Jobs for every field.

Job excerpt
"outputs": [
  { "type": "video", "url": "https://…", "mime_type": "video/mp4", "thumbnail_url": "https://…" }
]

Pricing

  • per second$0.3106/ second

The exact charge for your input comes from a quote. How charges settle