Simple 2captcha and rucaptcha API wrapper for Node.js

The package is written in TypeScript and currently only supports base64 images.

Instalation

NPM:

npm i 2captcha-rucaptcha --save

Yarn:

yarn add 2captcha-rucaptcha

Usage

All examples are on the github.

Upload image to rucaptcha

const { Captcha } = require("2captcha-rucaptcha");
const fs = require("fs");

const captcha = new Captcha({
  type: 1,
  key: "<YOUR_API_KEY>"
});

const base64 = fs.readFileSync("base64.txt", "utf-8");
captcha
  .solve({ method: "base64", body: base64 })
  .then(result => {
    console.log(result);
  })
  .catch(e => {
    console.log(e);
  });

Upload image to 2captcha

const { Captcha } = require("2captcha-rucaptcha");
const fs = require("fs");

const captcha = new Captcha({
  type: 2,
  key: "<YOUR_API_KEY>"
});

const base64 = fs.readFileSync("base64.txt", "utf-8");
captcha
  .solve({ method: "base64", body: base64 })
  .then(result => {
    console.log(result);
  })
  .catch(e => {
    console.log(e);
  });

Available options to create an instance

Name	Required	Description
type	+	1 - rucaptcha 2 - 2captcha
key	+	Your API key
delay	-	Delay before receiving a captcha recognition response in seconds Default - 3s

Available options solve()

Name	Required	Description
method	+	post (multipart form) or base64 (image base64 encode)
phrase	-	0 - captcha contains one word 1 - captcha contains two or more words
regsense	-	0 - captcha in not case sensitive 1 - captcha is case sensitive
numeric	-	0 - not specified 1 - captcha contains only numbers 2 - captcha contains only letters 3 - captcha contains only numbers OR only letters 4 - captcha contains both numbers AND letters
calc	-	0 - not specified 1 - captcha requires calculation (e.g. type the result 4 + 8 = )
min_len	-	0 - not specified 1..20 - minimal number of symbols in captcha
max_len	-	0 - not specified 1..20 - maximal number of symbols in captcha
language	-	0 - not specified 1 - Cyrillic captcha 2 - Latin captcha.
lang	-	ru, en and etc.
textinstructions	-	Text will be shown to worker to help him to solve the captcha correctly.
imginstructions	-	BASE64 Image will be shown to worker to help him to solve the captcha correctly.
pingback	-	URL for pingback (callback) response that will be sent when captcha is solved. URL should be registered on the server.
header_acao	-	0 - disabled 1 - enabled. If enabled in.php will include Access-Control-Allow-Origin:* header in the response. Used for cross-domain AJAX requests in web applications.
softId	-	ID of software developer

Report bad and good

To report a failed or successful captcha solution, you need to use the following methods:

bad(id)
good(id)

Example:

solution = await captcha.solve({ method: "base64", body: base64, lang: "en", numeric: 1 });
if (ok) captcha.good(captcha.id);
else captcha.bad(captcha.id);

Proxy

Passed to the solve() along with the options above.

Name	Description
proxy	Format for IP authentication: IP_address:PORT Example: proxy=123.123.123.123:3128 Format for login/password authentication: login:password@IP_address:PORT Example: proxy=proxyuser:[email protected]:3128
proxytype	Type of your proxy: HTTP, HTTPS, SOCKS4, SOCKS5.