Kling Image API Documentation

Overview

Generate high-fidelity images with Kling using prompt, aspect ratio, resolution, and optional reference-image controls.

Primary Endpoint

POST/api/v1/userKlingImage/start

Start Kling 3.0 image generation

Request Parameters

Name	Type	Required	Description
name	string	Yes	Task name
prompt	string	Yes	Image generation prompt
input_images	array<string>	No	Optional public reference image URLs
aspect_ratio	enum: 1:1 \| 16:9 \| 9:16 \| 4:3 \| 3:4 \| 2:3 \| 3:2 \| 21:9	No	-
resolution	enum: 1k \| 2k	No	-
n	integer	No	-
webhook_url	string	No	HTTPS URL to receive task.completed / task.failed notifications. Best-effort delivery, single attempt, no retries; clients should treat the detail API as the source of truth.
webhook_token	string	No	Optional plaintext token returned in the X-A2e-Webhook-Token header so receivers can verify the request originated from a2e.

Request Example

curl -X POST "https://www.a2e.com.cn/api/v1/userKlingImage/start" \
  -H "Authorization: Bearer YOUR_API_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{
  "name": "My generation task",
  "prompt": "A cinematic scene with natural motion",
  "input_images": [],
  "aspect_ratio": "9:16",
  "resolution": "1k",
  "n": 1,
  "webhook_url": "https://your-server.example.com/a2e/webhook",
  "webhook_token": "a-shared-secret"
}'

Related Endpoints

POST/api/v1/userKlingImage/start

Start Kling 3.0 image generation

GET/api/v1/userKlingImage/list

List Kling image tasks

POST/api/v1/userKlingImage/batchDetail

Batch get Kling image task details

GET/api/v1/userKlingImage/detail/{id}

Get Kling image task details

DELETE/api/v1/userKlingImage/{id}

Delete a Kling image task

Responses

200

Task created successfully

401

Unauthorized - Invalid or missing bearer token