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POST
/
public
/
v2
/
oauth
/
authorize
/
Start CLI OAuth flow
curl --request POST \
  --url https://api.dualentry.com/public/v2/oauth/authorize/ \
  --header 'Content-Type: application/json' \
  --header 'X-API-KEY: <api-key>' \
  --data '
{
  "redirect_uri": "<string>",
  "code_challenge": "<string>",
  "code_challenge_method": "S256",
  "state": "<string>"
}
'
import requests

url = "https://api.dualentry.com/public/v2/oauth/authorize/"

payload = {
"redirect_uri": "<string>",
"code_challenge": "<string>",
"code_challenge_method": "S256",
"state": "<string>"
}
headers = {
"X-API-KEY": "<api-key>",
"Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)
const options = {
method: 'POST',
headers: {'X-API-KEY': '<api-key>', 'Content-Type': 'application/json'},
body: JSON.stringify({
redirect_uri: '<string>',
code_challenge: '<string>',
code_challenge_method: 'S256',
state: '<string>'
})
};

fetch('https://api.dualentry.com/public/v2/oauth/authorize/', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));
<?php

$curl = curl_init();

curl_setopt_array($curl, [
CURLOPT_URL => "https://api.dualentry.com/public/v2/oauth/authorize/",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "POST",
CURLOPT_POSTFIELDS => json_encode([
'redirect_uri' => '<string>',
'code_challenge' => '<string>',
'code_challenge_method' => 'S256',
'state' => '<string>'
]),
CURLOPT_HTTPHEADER => [
"Content-Type: application/json",
"X-API-KEY: <api-key>"
],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}
package main

import (
"fmt"
"strings"
"net/http"
"io"
)

func main() {

url := "https://api.dualentry.com/public/v2/oauth/authorize/"

payload := strings.NewReader("{\n \"redirect_uri\": \"<string>\",\n \"code_challenge\": \"<string>\",\n \"code_challenge_method\": \"S256\",\n \"state\": \"<string>\"\n}")

req, _ := http.NewRequest("POST", url, payload)

req.Header.Add("X-API-KEY", "<api-key>")
req.Header.Add("Content-Type", "application/json")

res, _ := http.DefaultClient.Do(req)

defer res.Body.Close()
body, _ := io.ReadAll(res.Body)

fmt.Println(string(body))

}
HttpResponse<String> response = Unirest.post("https://api.dualentry.com/public/v2/oauth/authorize/")
.header("X-API-KEY", "<api-key>")
.header("Content-Type", "application/json")
.body("{\n \"redirect_uri\": \"<string>\",\n \"code_challenge\": \"<string>\",\n \"code_challenge_method\": \"S256\",\n \"state\": \"<string>\"\n}")
.asString();
require 'uri'
require 'net/http'

url = URI("https://api.dualentry.com/public/v2/oauth/authorize/")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["X-API-KEY"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n \"redirect_uri\": \"<string>\",\n \"code_challenge\": \"<string>\",\n \"code_challenge_method\": \"S256\",\n \"state\": \"<string>\"\n}"

response = http.request(request)
puts response.read_body
{
  "authorization_url": "<string>"
}
{
"error": "<string>"
}

Authorizations

X-API-KEY
string
header
required

Body

application/json
redirect_uri
string
required
code_challenge
string
required
code_challenge_method
enum<string>
required
Available options:
S256
state
string
required

Response

OK

authorization_url
string
required
Last modified on July 13, 2026