HCaptcha Images Recognize

WARNING

Create the task with the createTask.

This interface does not need to obtain the results separately, will synchronously return the image recognition results!

hCaptcha SERVICE INSTABILITY ANNOUNCEMENT

We apologize for the recent instability of the hCaptcha service caused by image updates and other issues. We deeply regret any inconvenience caused. If you encounter new images that render the service unavailable, please wait for us to update them. For any other questions, feel free to contact us at any time.

The task type is as follows

HCaptchaClassification

Create Task

Create the task with the createTask.

Task Object Structure

Properties	Type	Required	Description
type	String	Required	HCaptchaClassification
websiteURL	String	Optional	Page source url to improve accuracy
websiteKey	String	Optional	Website key to improve accuracy
queries	List[string]	Required	Base64 encoded image, do not include “data:image/***; base64,” Assembles the picture as a list: [base64,base64,base64…]
question	String	Required	English is supported only. Please convert other languages by yourself

WARNING

queries parameter image count description

select Sorting problem, only 18 images can be recognized at one time.

draw a box problem, only one image can be recognized at a time.

Supported Types

The supported image types are as follows：

Type	Question
	Please click each image containing a chair
	duck$penguin$shark$elephant
	please click on the panda

Example Request

POST https://api.capsolver.com/createTask
Host: api.capsolver.com
Content-Type: application/json

{
  "clientKey": "YOUR_API_KEY",
  "task": {
    "type": "HCaptchaClassification",
    "websiteURL": "https://xxxx.com",
    "question": "Please click each image containing a chair",
    //    "question": "duck$penguin$shark$elephant",
    //    "question": "please click on the panda",
    "queries": [
      "/9j/4AAQS.....",
      "/9j/4AAQ1.....",
      "/9j/4AAQ2.....",
      "/9j/4AAQ3.....",
      "/9j/4AAQ4....."
    ]
  }
}

Example Response

{
  "errorId": 0,
  "errorCode": "",
  "status": "ready",
  "solution": {
    // Please click each response
    "objects": [
      true,
      false,
      false,
      true,
      true,
      false,
      true,
      true
    ],
    // Please draw a box response
    "box": [
      //x1
      198.2198,
      //y1
      629.8307,
      //x2
      851.69403,
      //y2
      817.2047
    ],
    "tags": [
      "duck",
      "penguin",
      "shark",
      "elephant",
    ],
    "imageSize": [
      //height,width
      1072,
      1000
    ]
  },
  "taskId": "5aa8be0c-94a5-11ec-80d7-00163f00a53c"
}

Use SDK Request

# pip install --upgrade capsolver
# export CAPSOLVER_API_KEY='...'
 
import capsolver
 
# capsolver.api_key = "..."
img_path = os.path.join(Path(__file__).resolve().parent, "chair.jpg")
with open(img_path, 'rb') as f:
    solution = capsolver.solve({
        "type": "HCaptchaClassification",
        "question": "Please click each image containing a chair",
        "queries": [
            "/9j/4AAQS.....",
            "/9j/4AAQ1.....",
            "/9j/4AAQ2.....",
            "/9j/4AAQ3.....",
            "/9j/4AAQ4.....",
        ]
    })
    print(solution)

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