VK captcha

VK captcha: parameters, request, response and the 2Captcha method of VKCaptchaTask.

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Rules
Parameters
Request
Response
2Captcha in.php

VK captcha (not_robot_captcha): the check that VK ID shows during sign-in. Send the redirect_uri of the check and get the success token.

Status	coming soon
Type codes	`VKCaptchaTask` — with your proxy
Proxy	required — your proxy
Also accepted as	—
Price	set when the type is switched on — see pricing

Rules#

userAgent is required: the answer works only with the browser that sends it.
Only with your proxy: the answer is bound to the IP address it was obtained from. See Proxies.

Parameters#

Fields of the task object in createTask:

ParameterDescription

type stringrequired: Task type: VKCaptchaTask.
redirectUri stringrequired: The redirect_uri of the check from VK's answer. Absolute http(s) URL of a public site, up to 2048 characters.
userAgent stringrequired: User-Agent of the browser that will use the answer, up to 512 characters. Required for this captcha.
proxyType string: http (default), https, socks4 or socks5.
proxyAddress stringrequired: IP address or host name of the proxy. Private and local addresses are rejected.
proxyPort integerrequired: Proxy port, 1–65535.
proxyLogin string: Proxy login, up to 256 characters. Stored encrypted.
proxyPassword string: Proxy password, up to 256 characters. Stored encrypted.

Request#

A VKCaptchaTask task:

POST /createTask

{
  "clientKey": "YOUR_API_KEY",
  "task": {
    "type": "VKCaptchaTask",
    "redirectUri": "https://id.vk.com/not_robot_captcha?domain=vk.com&session_token=…",
    "userAgent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/145.0.0.0 Safari/537.36",
    "proxyType": "http",
    "proxyAddress": "203.0.113.10",
    "proxyPort": 8080,
    "proxyLogin": "user",
    "proxyPassword": "pass"
  }
}

Response#

getTaskResult once the task is solved:

getTaskResult

{
  "errorId": 0,
  "status": "ready",
  "solution": {
    "token": "TOKEN_eyJhbGciOiJIUzI1NiJ9…",
    "userAgent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/145.0.0.0 Safari/537.36"
  },
  "cost": "0.001500",
  "ip": "198.51.100.7",
  "createTime": 1793370000,
  "endTime": 1793370012,
  "solveCount": 1
}

2Captcha in.php#

The same task through the 2Captcha API: method=vkcaptcha, parameters → task fields:

in.php	task
`redirect_uri`	`redirectUri`
`userAgent`	`userAgent`
`useragent`	`userAgent`

res.php returns token of the solution as text (OK|…), or in request with json=1.