> ## Documentation Index
> Fetch the complete documentation index at: https://www.krea.ai/docs/llms.txt
> Use this file to discover all available pages before exploring further.
# Kling o1
> Intelligent model that thinks before generating.
## Pricing
Fixed API prices in USD.
| Video Reference | Price |
| --------------- | -----------: |
| No | \$0.1176/sec |
| Yes | \$0.1764/sec |
These aliases are accepted for compatibility only and are not shown in the request schema.
| Deprecated | Use instead | Accepted until |
| ------------------- | -------------------- | -------------- |
| `startImage` | `start_image` | 2026-06-19 |
| `aspectRatio` | `aspect_ratio` | 2026-06-19 |
| `endImage` | `end_image` | 2026-06-19 |
| `styleReferences` | `style_references` | 2026-06-19 |
| `elementReferences` | `element_references` | 2026-06-19 |
| `videoReference` | `video_reference` | 2026-06-19 |
## OpenAPI
````yaml https://api.krea.ai/openapi.json post /generate/video/kling/kling-o1
openapi: 3.1.0
info:
title: Krea API
version: v1
servers:
- url: https://api.krea.ai
description: Krea API
security:
- bearerAuth: []
tags:
- name: General
description: Core API operations including job management and billing information
- name: Krea
description: Krea-owned generation models including Krea 2
- name: Assets
description: >-
Asset management endpoints for uploading and managing images, videos,
audio files, and 3D models
- name: Styles
description: Style (LoRA) generation and management endpoints
- name: Node Apps
description: Executing custom node apps built in our nodes tool
- name: Image
description: Image generation endpoints
- name: Image Enhance
description: Image enhance endpoints
- name: Video
description: Video generation endpoints
- name: Video Enhance
description: Video enhance and upscale endpoints
- name: 3D
description: 3D model generation and export endpoints
paths:
/generate/video/kling/kling-o1:
post:
tags:
- Video
summary: Kling o1
description: Intelligent model that thinks before generating.
parameters:
- name: X-Webhook-URL
in: header
required: false
schema:
type: string
format: uri
description: >-
URL to receive a POST request when the job completes. The webhook
will receive the job data including results.
requestBody:
content:
application/json:
example:
prompt: >-
Rolling sand dunes, with the silhouette of a solitary camel
caravan at dusk.
schema:
type: object
properties:
prompt:
type: string
start_image:
type: string
maxLength: 1024
format: uri
description: >-
Can be an external URL, base64 data URI, or uploaded asset
URL.
aspect_ratio:
default: '16:9'
type: string
enum:
- '16:9'
- '9:16'
- '1:1'
duration:
default: 5
type: number
minimum: 3
maximum: 10
end_image:
type: string
maxLength: 1024
format: uri
description: >-
Can be an external URL, base64 data URI, or uploaded asset
URL.
style_references:
type: array
items:
type: object
properties:
url:
type: string
maxLength: 1024
format: uri
description: >-
Can be an external URL, base64 data URI, or uploaded
asset URL.
tag:
type: string
minLength: 3
maxLength: 16
pattern: ^[a-z][a-z0-9_-]+$
required:
- url
- tag
element_references:
type: array
items:
type: object
properties:
images:
minItems: 1
maxItems: 3
type: array
items:
type: string
maxLength: 1024
format: uri
description: >-
Can be an external URL, base64 data URI, or uploaded
asset URL.
tag:
type: string
minLength: 3
maxLength: 16
pattern: ^[a-z][a-z0-9_-]+$
required:
- images
- tag
video_reference:
type: object
properties:
url:
type: string
maxLength: 1024
format: uri
description: >-
Can be an external URL, base64 data URI, or uploaded
asset URL.
tag:
type: string
minLength: 3
maxLength: 16
pattern: ^[a-z][a-z0-9_-]+$
required:
- url
- tag
required:
- prompt
additionalProperties: false
responses:
'200':
description: >-
The resulting job data. This will be returned in a pending state
until the job is completed. See
[`/jobs/{id}`](#tag/default/get/jobs/{id}) for retrieving the
results.
content:
application/json:
schema:
type: object
properties:
job_id:
type: string
format: uuid
pattern: >-
^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$
status:
type: string
enum:
- backlogged
- queued
- scheduled
- processing
- sampling
- intermediate-complete
- completed
- failed
- cancelled
created_at:
type: string
format: date-time
pattern: >-
^(?:(?:\d\d[2468][048]|\d\d[13579][26]|\d\d0[48]|[02468][048]00|[13579][26]00)-02-29|\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\d|30)|(?:02)-(?:0[1-9]|1\d|2[0-8])))T(?:(?:[01]\d|2[0-3]):[0-5]\d(?::[0-5]\d(?:\.\d+)?)?(?:Z))$
completed_at:
type: 'null'
result:
type: 'null'
error:
type: object
properties:
code:
type: string
message:
type: string
required:
- code
additionalProperties: false
required:
- job_id
- status
- created_at
- completed_at
- result
additionalProperties: false
'400':
description: The request body is invalid.
content:
application/json:
schema:
type: object
properties:
error:
type: string
required:
- error
additionalProperties: false
'401':
description: You are not authenticated.
content:
application/json:
schema:
type: object
properties:
error:
type: string
required:
- error
additionalProperties: false
'402':
description: You have run out of credits.
content:
application/json:
schema:
type: object
properties:
error:
type: string
required:
- error
additionalProperties: false
'429':
description: You have reached the maximum number of concurrent jobs.
content:
application/json:
schema:
type: object
properties:
error:
type: string
required:
- error
additionalProperties: false
components:
securitySchemes:
bearerAuth:
scheme: bearer
bearerFormat: Bearer
type: http
````