UTILITY

Email Read Verification Code (Microsoft Graph) API

Poll an outlook.com mailbox over Microsoft Graph for a verification code. For accounts whose IMAP switch is off. Returns the code or an error.

emailverificationotpoutlookgraphutility
Try it freeGet an API key

How to call it

Send one POST to api.upapi.io/email-read-verification-code-graph.post with your key in the X-Api-Key header and the parameters below as a JSON body. Each call spends 1 weighted unit of your monthly quota. The operation times out after 310 seconds. Responses are not cached; every call runs the operation.

endpoint
POST https://api.upapi.io/email-read-verification-code-graph.post

Email Read Verification Code (Microsoft Graph) API reference

Request parameters

codePattern
string — Regex pattern for the code (default: 6-digit number)
pollSeconds
number — Seconds between polls
graphClientId
stringrequired — Microsoft public app client_id
senderContains
stringrequired — Substring to match in the From header (e.g. 'tiktok', 'github')
timeoutSeconds
number — Max seconds to poll
minEpochSeconds
number — Ignore messages received before this Unix timestamp
graphRefreshToken
stringrequired — OAuth refresh token (Mail.Read offline_access)
recipientContains
string — Substring to match in the To header — REQUIRED to tell plus-addresses (base+alias@outlook.com) apart when many accounts share one inbox

Response fields

code
string
error
string
success
booleanrequired
elapsedMs
integerrequired

Example request and response

The example response is generated from this operation’s published output schema — it shows the shape and field names, not values from a recorded call.

json — example request body
{
  "pollSeconds": 5,
  "graphClientId": "example",
  "senderContains": "tiktok",
  "timeoutSeconds": 120,
  "graphRefreshToken": "example"
}
json — example response shape
{
  "code": "US",
  "error": "example",
  "success": false,
  "elapsedMs": 1
}

Code snippets

cURL
curl
curl -X POST https://api.upapi.io/email-read-verification-code-graph.post \
  -H 'Content-Type: application/json' \
  -H 'x-api-key: YOUR_API_KEY' \
  -d '{ "pollSeconds": 5, "graphClientId": "example", "senderContains": "tiktok", "timeoutSeconds": 120, "graphRefreshToken": "example" }'
JavaScript
javascript
const response = await fetch('https://api.upapi.io/email-read-verification-code-graph.post', {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
    'x-api-key': 'YOUR_API_KEY',
  },
  body: JSON.stringify({
  "pollSeconds": 5,
  "graphClientId": "example",
  "senderContains": "tiktok",
  "timeoutSeconds": 120,
  "graphRefreshToken": "example"
}),
});

const data = await response.json();
console.log(data);
Python
python
import requests

response = requests.post(
    'https://api.upapi.io/email-read-verification-code-graph.post',
    headers={
        'Content-Type': 'application/json',
        'x-api-key': 'YOUR_API_KEY',
    },
    json={
  "pollSeconds": 5,
  "graphClientId": "example",
  "senderContains": "tiktok",
  "timeoutSeconds": 120,
  "graphRefreshToken": "example"
},
)

print(response.json())
Go
go
package main

import (
	"bytes"
	"encoding/json"
	"fmt"
	"io"
	"net/http"
)

func main() {
	payload := []byte(`{ "pollSeconds": 5, "graphClientId": "example", "senderContains": "tiktok", "timeoutSeconds": 120, "graphRefreshToken": "example" }`)

	req, _ := http.NewRequest("POST", "https://api.upapi.io/email-read-verification-code-graph.post", bytes.NewBuffer(payload))
	req.Header.Set("Content-Type", "application/json")
	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()

	body, _ := io.ReadAll(resp.Body)
	var result map[string]any
	json.Unmarshal(body, &result)
	fmt.Println(result)
}
PHP
php
<?php

$payload = json_encode([
    'pollSeconds' => 5,
    'graphClientId' => 'example',
    'senderContains' => 'tiktok',
    'timeoutSeconds' => 120,
    'graphRefreshToken' => 'example',
]);

$ch = curl_init('https://api.upapi.io/email-read-verification-code-graph.post');
curl_setopt_array($ch, [
    CURLOPT_POST           => true,
    CURLOPT_POSTFIELDS     => $payload,
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_HTTPHEADER     => [
        'Content-Type: application/json',
        'x-api-key: YOUR_API_KEY',
    ],
]);

$response = curl_exec($ch);
curl_close($ch);

$data = json_decode($response, true);
var_dump($data);
Ruby
ruby
require 'net/http'
require 'uri'
require 'json'

uri = URI('https://api.upapi.io/email-read-verification-code-graph.post')
http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = uri.scheme == 'https'

request = Net::HTTP::Post.new(uri.path)
request['Content-Type'] = 'application/json'
request['x-api-key'] = 'YOUR_API_KEY'
request.body = { "pollSeconds": 5, "graphClientId": "example", "senderContains": "tiktok", "timeoutSeconds": 120, "graphRefreshToken": "example" }.to_json

response = http.request(request)
puts JSON.parse(response.body)
Java
java
import okhttp3.*;
import com.fasterxml.jackson.databind.ObjectMapper;
import java.util.Map;

OkHttpClient client = new OkHttpClient();
ObjectMapper mapper = new ObjectMapper();

String json = "{ \"pollSeconds\": 5, \"graphClientId\": \"example\", \"senderContains\": \"tiktok\", \"timeoutSeconds\": 120, \"graphRefreshToken\": \"example\" }";

RequestBody body = RequestBody.create(json, MediaType.get("application/json"));
Request request = new Request.Builder()
    .url("https://api.upapi.io/email-read-verification-code-graph.post")
    .post(body)
    .addHeader("Content-Type", "application/json")
    .addHeader("x-api-key", "YOUR_API_KEY")
    .build();

try (Response response = client.newCall(request).execute()) {
    Map<?, ?> result = mapper.readValue(response.body().string(), Map.class);
    System.out.println(result);
}
C#
csharp
using System.Net.Http;
using System.Net.Http.Json;
using System.Text.Json;

using var client = new HttpClient();
client.DefaultRequestHeaders.Add("x-api-key", "YOUR_API_KEY");

var payload = JsonSerializer.Deserialize<object>("{ \"pollSeconds\": 5, \"graphClientId\": \"example\", \"senderContains\": \"tiktok\", \"timeoutSeconds\": 120, \"graphRefreshToken\": \"example\" }");
var response = await client.PostAsJsonAsync("https://api.upapi.io/email-read-verification-code-graph.post", payload);

var result = await response.Content.ReadFromJsonAsync<JsonElement>();
Console.WriteLine(result);

Frequently asked questions

How much does the Email Read Verification Code (Microsoft Graph) API cost per call?

Each call spends 1 weighted unit of your plan's monthly quota. Full pricing is at https://upapi.io/pricing.

How do I authenticate to the Email Read Verification Code (Microsoft Graph) API?

Send your key in the X-Api-Key header. A free guest key is available without creating an account.

Are Email Read Verification Code (Microsoft Graph) API responses cached?

No — every call runs the operation live; responses are not cached.

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