Text to Video

Generate videos from text prompts using the Kling v2.5 Turbo model.

POST /vendors/klingai/v1/kling-v2.5-turbo/text-to-video/generation

Text to Video Generation

cURL

curl --request POST \
  --url https://api.mulerun.com/vendors/klingai/v1/kling-v2.5-turbo/text-to-video/generation \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "prompt": "A beautiful woman is dancing in a room",
  "negative_prompt": "ugly, bad, distorted",
  "mode": "std",
  "aspect_ratio": "16:9",
  "duration": 5
}
'

202

{
  "task_info": {
    "id": "8e1e315e-b50d-4334-a231-be7d19a372f4",
    "status": "pending",
    "created_at": "2025-09-21T00:00:00.000Z",
    "updated_at": "2025-09-21T00:00:00.000Z"
  }
}

This API supports Kling v2.5 Turbo video generation model. Please refer to Kling’s official documentation for more details.

Overview

Generate videos from text prompts using the Kling v2.5 Turbo model with faster generation speed and optimized performance.

Key Features

• Fast text-to-video generation
• Multiple aspect ratio options (16:9, 9:16, 1:1)
• Standard and Professional quality modes
• 5s or 10s duration

Quality Modes

Mode	Description
std	Standard Mode - Cost-effective, suitable for quick previews
pro	Professional Mode - Higher quality output, longer processing time

Example Requests

Basic Text-to-Video

{
  "prompt": "A beautiful woman is dancing in a room",
  "mode": "std",
  "duration": 5
}

Professional Quality Video

{
  "prompt": "Cinematic shot of ocean waves crashing against rocks",
  "negative_prompt": "ugly, bad, distorted",
  "mode": "pro",
  "aspect_ratio": "16:9",
  "duration": 10
}

Parameters

mode

• Options: std, pro
• Default: std

Authorizations

Authorization · string · header · required

Bearer authentication header of the form Bearer <token>, where <token> is your auth token.

Body

application/json

prompt · string · required

Positive text prompt. Cannot exceed 2500 characters.

Maximum string length: 2500

negative_prompt · string

Negative text prompt. Cannot exceed 2500 characters.

Maximum string length: 2500

mode · enum<string> · default: std

Video generation mode

std: Standard Mode, which is cost-effective. pro: Professional Mode, generates videos use longer duration but higher quality video output.

Available options: std, pro

aspect_ratio · enum<string> · default: 16:9

The aspect ratio of the generated video frame (width:height)

Available options: 16:9, 9:16, 1:1

duration · enum<integer> · default: 5

Video Length in seconds

Available options: 5, 10

Response

202 - application/json

Accepted - Task created successfully

task_info · object

Show child attributes