HeyTap

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CapMonster Cloud MCP

CapMonster Cloud MCP can also be used to detect and solve CAPTCHA

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HeyTap Captcha is a security system that protects websites from automated actions. It analyzes user behavior and generates a token to confirm legitimate activity.

Request parameters

type<string>required

CustomTask

---

class<string>required

heytap

---

websiteURL<string>required

The address of the main page where the captcha is located.

---

websiteKey<string>required

The value of the siteKey parameter found on the page.

---

apiServer (inside metadata)<string>optional

Subdomain of the HeyTap API server. Specify only the domain without the https:// prefix. If different from the default captcha-sec.heytapmobi.com, you must specify it.

---

userAgent<string>optional

Browser User-Agent. Use the current value supported by CapMonster Cloud: userAgentPlaceholder

You can get the latest value at: https://capmonster.cloud/api/useragent/actual.

Create task method

POST

https://api.capmonster.cloud/createTask

Request example

{
  "clientKey": "API_KEY",
  "task": {
    "type": "CustomTask",
    "class": "heytap",
    "websiteURL": "https://yourwebsite.com/",
    "websiteKey": "your-website-key",
    "userAgent": "userAgentPlaceholder",
    "metadata": {
      "apiServer": "captcha-sec.heytapmobi.com"
    }
  }
}

Response example

{
  "errorId": 0,
  "taskId": 407533072
}

Get task result method

Use the method getTaskResult to obtain the HeyTap solution.

POST

https://api.capmonster.cloud/getTaskResult

Request example

{
  "clientKey":"API_KEY",
  "taskId": 407533072
}

Response example

{
  "errorId": 0,
  "cost": 0.0007,
  "status": "ready",
  "solution": {
    "data": {
      "token": "1A183F8CFC7631B08855D824....."
    }
  }
}

How to find the websiteKey

1. Open the page with HeyTap Captcha.
2. Open Developer Tools (F12 or right-click → Inspect).
3. Go to the Network tab and reload the page.
4. Look for a request to a URL containing HeyTap captcha API (usually to heytapmobi.com).
5. The ak parameter in the URL is the websiteKey.

Alternatively, search the page source code for initialization parameters or configuration objects related to HeyTap.

How to find the apiServer

1. In Developer Tools, go to the Network tab.
2. Look for requests to domains ending with heytapmobi.com.
3. Copy the subdomain (for example, captcha-sec.heytapmobi.com).
4. Pass this value in the metadata.apiServer field without the https:// prefix.