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POST
/
v1
/
ai
/
video
/
kling-4k-t2v
Kling 4K T2V - Generate video from text
curl --request POST \
  --url https://api.magnific.com/v1/ai/video/kling-4k-t2v \
  --header 'Content-Type: application/json' \
  --header 'x-magnific-api-key: <api-key>' \
  --data '
{
  "prompt": "<string>",
  "webhook_url": "<string>",
  "negative_prompt": "blur, distort, and low quality",
  "cfg_scale": 0.5,
  "aspect_ratio": "16:9",
  "duration": 5
}
'
"<unknown>"

Documentation Index

Fetch the complete documentation index at: https://docs.magnific.com/llms.txt

Use this file to discover all available pages before exploring further.

Authorizations

​
x-magnific-api-key
string
header
required

Your Magnific API key. Required for authentication. Learn how to obtain an API key

Body

application/json
​
prompt
string
required

Text prompt describing the desired video content. Maximum 2500 characters.

Tips for better results:

  • Be specific about motion, camera angles, and actions
  • Describe the scene, characters, and atmosphere
Maximum string length: 2500
​
webhook_url
string<uri>

Optional callback URL that receives asynchronous notifications when the task changes status. The payload includes the task status and result URL when completed.

​
negative_prompt
string
default:blur, distort, and low quality

Undesired elements to avoid in the generated video. Maximum 2500 characters.

Maximum string length: 2500
​
cfg_scale
number<float>
default:0.5

Guidance scale controlling prompt adherence versus creative freedom. Range: 0 to 1.

  • 0: Maximum creative freedom, loosest interpretation of the prompt
  • 0.5 (default): Balanced between prompt adherence and creativity
  • 1: Strongest adherence to the prompt, least creative variation
Required range: 0 <= x <= 1
​
aspect_ratio
enum<string>
default:16:9

Aspect ratio for the generated video:

  • 16:9: Landscape (widescreen) - ideal for YouTube, presentations
  • 9:16: Portrait (vertical) - ideal for TikTok, Instagram Stories, Reels
  • 1:1: Square - ideal for Instagram posts, social media
Available options:
16:9,
9:16,
1:1
​
duration
enum<integer>
default:5

Duration of the generated video in seconds.

Range: 3-15 seconds

Available options:
3,
4,
5,
6,
7,
8,
9,
10,
11,
12,
13,
14,
15

Response

OK - Task created successfully

OK - The task exists and the status is returned