Voter ID OCR API

The Voter ID OCR API allows users to extract voter ID card details automatically from uploaded voter ID images or documents using OCR technology. It retrieves structured information such as voter ID number, holder name, gender, date of birth, address, and other available details quickly and accurately in JSON format.

API Details

Request URL

POST

https://g99.in/api/ocr/voteridocr

Request Body Parameters

Type	Name	Optional	Description
File	file	Required	Upload the Voter ID card image.

Request Header Parameters

Type	Name	Value / Description	Optional
String	Content-Type	multipart/form-data	Required

Sample Code

request.php

$curl = curl_init();

curl_setopt_array($curl, array(
  CURLOPT_URL => 'https://g99.in/api/ocr/voteridocr',
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => '',
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 0,
  CURLOPT_FOLLOWLOCATION => true,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => 'POST',
  CURLOPT_POSTFIELDS => array('file'=> new CURLFILE(' --Uploaded File Path-- ')),
));

$response = curl_exec($curl);

curl_close($curl);
echo $response;

request.py

import requests

url = "https://g99.in/api/ocr/voteridocr"

payload = {}
files=[
  ('file',(' --Uploaded File Name-- ',open(' --Uploaded File Path-- ','rb'),'image/png'))
]
headers = {}

response = requests.request("POST", url, headers=headers, data=payload, files=files)

print(response.text)

request.cs

var client = new HttpClient();
var request = new HttpRequestMessage(HttpMethod.Post, "https://g99.in/api/ocr/voteridocr");
var content = new MultipartFormDataContent();
content.Add(new StreamContent(File.OpenRead(" --Uploaded File Path-- ")), "file", " --Uploaded File Path-- ");
request.Content = content;
var response = await client.SendAsync(request);
response.EnsureSuccessStatusCode();
Console.WriteLine(await response.Content.ReadAsStringAsync());

Response

HTTP status code 200

Key	Type	Description
reg	String	Registration or identification number of the voter.
name	String	Name of the voter ID holder.
careOf	String	Parent, spouse, or guardian name mentioned in the card.
dob	Date	Date of birth of the voter.
age	String	Age of the voter mentioned in the card.
gender	String	Gender of the voter ID holder.
address	String	Residential address mentioned in the voter ID card.

Sample Response

Sample response for valid document

response.json

{
    "valid": true,
    "message": null,
    "data": {
        "reg": "TQR1122334",
        "name": "Suvrajyoti Majumder",
        "careOf": "Samir Majumder",
        "dob": "20/06/2003",
        "age": 22,
        "gender": "M",
        "address": "12, HARISAVA ROAD, BARRACKPUR, TITAGARH, NORTH 24 PARGANAS-700122"
    }
}

Error Response

Parameter	Type	Description
status	Number	Unique error codes for different errors. Always available.
message	String	Error message describing the error. Always Available.
error	Boolean	True / False for different errors. Always available.

Error Codes

HTTP Status	Error Code	Error Message
400	4001	Malformed data or missing required parameter values.
400	4002	File size exceeds 10MB limit.
400	4003	Only JPEG and PNG images are supported.
400	4004	Invalid or corrupted image.
400	4005	Minimum image size should be 200 X 200 pixels.
500	5001	Document processing service is currently unavailable. Please try again later.

Sample Error Response

response.json

{
  "message": "Invalid or corrupted image.",
  "status": 4004,
  "error": True
}

Constraints

Only JPEG, PNG images are supported.
Minimum image size is 200x200 png for better identification and parsing.
Maximum allowed image size is 10 MB.