PAN to GSTIN Lookup — Find Linked GSTINs

import requests
import json

url = "https://production.deepvue.tech/v1/verification/gstin/gstin-by-pan?pan_number=example_string"
headers = {
  "Content-Type": "application/json",
  "Authorization": "Bearer YOUR_API_TOKEN (JWT)",
  "x-api-key": "YOUR_API_KEY"
}

response = requests.get(url, headers=headers)
print(response.json())

const response = await fetch("https://production.deepvue.tech/v1/verification/gstin/gstin-by-pan?pan_number=example_string", {
  method: "GET",
  headers: {
  "Content-Type": "application/json",
  "Authorization": "Bearer YOUR_API_TOKEN (JWT)",
  "x-api-key": "YOUR_API_KEY"
}
});

const data = await response.json();
console.log(data);

package main

import (
    "fmt"
    "net/http"
)

func main() {

    req, err := http.NewRequest("GET", "https://production.deepvue.tech/v1/verification/gstin/gstin-by-pan?pan_number=example_string", nil)
    if err != nil {
        panic(err)
    }

    req.Header.Set("Content-Type", "application/json")
    req.Header.Set("Authorization", "Bearer YOUR_API_TOKEN (JWT)")
    req.Header.Set("x-api-key", "YOUR_API_KEY")

    client := &http.Client{}
    resp, err := client.Do(req)
    if err != nil {
        panic(err)
    }
    defer resp.Body.Close()

    fmt.Println("Response Status:", resp.Status)
}

require 'net/http'
require 'json'

uri = URI('https://production.deepvue.tech/v1/verification/gstin/gstin-by-pan?pan_number=example_string')
http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = true

request = Net::HTTP::Get.new(uri)
request['Content-Type'] = 'application/json'
request['Authorization'] = 'Bearer YOUR_API_TOKEN (JWT)'
request['x-api-key'] = 'YOUR_API_KEY'

response = http.request(request)
puts response.body

{
  "code": 200,
  "timestamp": 1738180009332,
  "transaction_id": "8323546f078b43d5bb19e042a779807d",
  "sub_code": "INVALID_ID_OR_NO_DATA_FOUND",
  "message": "Invalid PAN or no linked GSTINs found."
}

{
  "detail": "Inactive client_id"
}

{
  "detail": "Not authenticated"
}

{
  "detail": "Not a valid token"
}

{
  "code": 422,
  "timestamp": 1738183354812,
  "transaction_id": "e3c75bed646a4018a7351124eabcd0de",
  "sub_code": "INVALID_INPUT",
  "message": "Invalid Pan Pattern."
}

{
  "detail": "Internal Server Error"
}