Send Email

const response = await fetch('https://api.emailit.com/v2/emails', {
  method: 'POST',
  headers: {
    'Authorization': 'Bearer em_test_51RxCWJ...vS00p61e0qRE',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    from: 'Your Company <hello@yourdomain.com>',
    to: ['recipient1@example.com', 'recipient2@example.com'],
    subject: 'Hello World',
    html: '<h1>Welcome!</h1><p>Thanks for signing up.</p>',
    tracking: {
      loads: true,
      clicks: true
    }
  })
});

const result = await response.json();

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => 'https://api.emailit.com/v2/emails',
  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([
    'from' => 'Your Company <hello@yourdomain.com>',
    'to' => ['recipient1@example.com', 'recipient2@example.com'],
    'subject' => 'Hello World',
    'html' => '<h1>Welcome!</h1><p>Thanks for signing up.</p>',
    'tracking' => [
      'loads' => true,
      'clicks' => true
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    'Authorization: Bearer em_test_51RxCWJ...vS00p61e0qRE',
    'Content-Type: application/json'
  ],
]);

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

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  $result = json_decode($response, true);
  print_r($result);
}

import requests

response = requests.post(
    'https://api.emailit.com/v2/emails',
    headers={
        'Authorization': 'Bearer em_test_51RxCWJ...vS00p61e0qRE',
        'Content-Type': 'application/json'
    },
    json={
        'from': 'Your Company <hello@yourdomain.com>',
        'to': ['recipient1@example.com', 'recipient2@example.com'],
        'subject': 'Hello World',
        'html': '<h1>Welcome!</h1><p>Thanks for signing up.</p>',
        'tracking': {
            'loads': True,
            'clicks': True
        }
    }
)

result = response.json()
print(result)

require 'net/http'
require 'json'

uri = URI('https://api.emailit.com/v2/emails')
http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = true

request = Net::HTTP::Post.new(uri)
request['Authorization'] = 'Bearer em_test_51RxCWJ...vS00p61e0qRE'
request['Content-Type'] = 'application/json'
request.body = {
  from: 'Your Company <hello@yourdomain.com>',
  to: ['recipient1@example.com', 'recipient2@example.com'],
  subject: 'Hello World',
  html: '<h1>Welcome!</h1><p>Thanks for signing up.</p>',
  tracking: {
    loads: true,
    clicks: true
  }
}.to_json

response = http.request(request)
result = JSON.parse(response.body)
puts result

package main

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

func main() {
    url := "https://api.emailit.com/v2/emails"
    
    data := map[string]interface{}{
        "from": "Your Company <hello@yourdomain.com>",
        "to": []string{"recipient1@example.com", "recipient2@example.com"},
        "subject": "Hello World",
        "html": "<h1>Welcome!</h1><p>Thanks for signing up.</p>",
        "tracking": map[string]bool{
            "loads": true,
            "clicks": true,
        },
    }
    
    jsonData, _ := json.Marshal(data)
    
    req, _ := http.NewRequest("POST", url, bytes.NewBuffer(jsonData))
    req.Header.Set("Authorization", "Bearer em_test_51RxCWJ...vS00p61e0qRE")
    req.Header.Set("Content-Type", "application/json")
    
    client := &http.Client{}
    resp, _ := client.Do(req)
    defer resp.Body.Close()
    
    var result map[string]interface{}
    json.NewDecoder(resp.Body).Decode(&result)
    fmt.Println(result)
}

use reqwest;
use serde_json::{json, Value};

#[tokio::main]
async fn main() -> Result<(), Box<dyn std::error::Error>> {
    let client = reqwest::Client::new();
    
    let response = client
        .post("https://api.emailit.com/v2/emails")
        .header("Authorization", "Bearer em_test_51RxCWJ...vS00p61e0qRE")
        .header("Content-Type", "application/json")
        .json(&json!({
            "from": "Your Company <hello@yourdomain.com>",
            "to": ["recipient1@example.com", "recipient2@example.com"],
            "subject": "Hello World",
            "html": "<h1>Welcome!</h1><p>Thanks for signing up.</p>",
            "tracking": {
                "loads": true,
                "clicks": true
            }
        }))
        .send()
        .await?;
    
    let result: Value = response.json().await?;
    println!("{:?}", result);
    
    Ok(())
}

import java.net.http.HttpClient;
import java.net.http.HttpRequest;
import java.net.http.HttpResponse;
import java.net.URI;
import java.net.http.HttpRequest.BodyPublishers;

public class SendEmail {
    public static void main(String[] args) throws Exception {
        HttpClient client = HttpClient.newHttpClient();
        
        String jsonBody = """
            {
                "from": "Your Company <hello@yourdomain.com>",
                "to": ["recipient1@example.com", "recipient2@example.com"],
                "subject": "Hello World",
                "html": "<h1>Welcome!</h1><p>Thanks for signing up.</p>",
                "tracking": {"loads": true, "clicks": true}
            }
            """;
        
        HttpRequest request = HttpRequest.newBuilder()
            .uri(URI.create("https://api.emailit.com/v2/emails"))
            .header("Authorization", "Bearer em_test_51RxCWJ...vS00p61e0qRE")
            .header("Content-Type", "application/json")
            .POST(BodyPublishers.ofString(jsonBody))
            .build();
        
        HttpResponse<String> response = client.send(request, 
            HttpResponse.BodyHandlers.ofString());
        
        System.out.println(response.body());
    }
}

using System;
using System.Net.Http;
using System.Text;
using System.Threading.Tasks;
using Newtonsoft.Json;

public class SendEmail
{
    public static async Task Main()
    {
        using (var client = new HttpClient())
        {
            client.DefaultRequestHeaders.Add("Authorization", 
                "Bearer em_test_51RxCWJ...vS00p61e0qRE");
            
            var data = new {
                from = "Your Company <hello@yourdomain.com>",
                to = new[] { "recipient1@example.com", "recipient2@example.com" },
                subject = "Hello World",
                html = "<h1>Welcome!</h1><p>Thanks for signing up.</p>",
                tracking = new { loads = true, clicks = true }
            };
            var json = JsonConvert.SerializeObject(data);
            var content = new StringContent(json, Encoding.UTF8, "application/json");
            
            var response = await client.PostAsync(
                "https://api.emailit.com/v2/emails", content);
            
            var result = await response.Content.ReadAsStringAsync();
            Console.WriteLine(result);
        }
    }
}

curl -X POST https://api.emailit.com/v2/emails \
  -H "Authorization: Bearer em_test_51RxCWJ...vS00p61e0qRE" \
  -H "Content-Type: application/json" \
  -d '{
    "from": "Your Company <hello@yourdomain.com>",
    "to": ["recipient1@example.com", "recipient2@example.com"],
    "subject": "Hello World",
    "html": "<h1>Welcome!</h1><p>Thanks for signing up.</p>",
    "tracking": {
      "loads": true,
      "clicks": true
    }
  }'

Send email

const response = await fetch('https://api.emailit.com/v2/emails', {
  method: 'POST',
  headers: {
    'Authorization': 'Bearer em_test_51RxCWJ...vS00p61e0qRE',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    from: 'Your Company <hello@yourdomain.com>',
    to: ['recipient1@example.com', 'recipient2@example.com'],
    subject: 'Hello World',
    html: '<h1>Welcome!</h1><p>Thanks for signing up.</p>',
    tracking: {
      loads: true,
      clicks: true
    }
  })
});

const result = await response.json();

const response = await fetch('https://api.emailit.com/v2/emails', {
  method: 'POST',
  headers: {
    'Authorization': 'Bearer em_test_51RxCWJ...vS00p61e0qRE',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    from: 'hello@yourdomain.com',
    to: 'user@example.com',
    template: 'welcome_email',
    variables: {
      name: 'John Doe',
      company: 'Acme Inc',
      activation_url: 'https://example.com/activate?token=abc123'
    }
  })
});

const result = await response.json();

curl -X POST https://api.emailit.com/v2/emails \
  -H "Authorization: Bearer em_test_51RxCWJ...vS00p61e0qRE" \
  -H "Content-Type: application/json" \
  -d '{
    "from": "hello@yourdomain.com",
    "to": "user@example.com",
    "template": "welcome_email",
    "variables": {
      "name": "John Doe",
      "company": "Acme Inc",
      "activation_url": "https://example.com/activate?token=abc123"
    }
  }'

Send with template

const response = await fetch('https://api.emailit.com/v2/emails', {
  method: 'POST',
  headers: {
    'Authorization': 'Bearer em_test_51RxCWJ...vS00p61e0qRE',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    from: 'hello@yourdomain.com',
    to: 'user@example.com',
    template: 'welcome_email',
    variables: {
      name: 'John Doe',
      company: 'Acme Inc',
      activation_url: 'https://example.com/activate?token=abc123'
    }
  })
});

const result = await response.json();

const response = await fetch('https://api.emailit.com/v2/emails', {
  method: 'POST',
  headers: {
    'Authorization': 'Bearer em_test_51RxCWJ...vS00p61e0qRE',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    from: 'invoices@yourdomain.com',
    to: 'customer@example.com',
    subject: 'Your Invoice #12345',
    html: '<p>Please find your invoice attached.</p>',
    attachments: [
      {
        filename: 'invoice-12345.pdf',
        content: 'JVBERi0xLjQKJcOkw7zDqc...', // base64 encoded
        content_type: 'application/pdf'
      }
    ]
  })
});

const result = await response.json();

curl -X POST https://api.emailit.com/v2/emails \
  -H "Authorization: Bearer em_test_51RxCWJ...vS00p61e0qRE" \
  -H "Content-Type: application/json" \
  -d '{
    "from": "invoices@yourdomain.com",
    "to": "customer@example.com",
    "subject": "Your Invoice #12345",
    "html": "<p>Please find your invoice attached.</p>",
    "attachments": [
      {
        "filename": "invoice-12345.pdf",
        "content": "JVBERi0xLjQKJcOkw7zDqc...",
        "content_type": "application/pdf"
      }
    ]
  }'

Send with attachment

const response = await fetch('https://api.emailit.com/v2/emails', {
  method: 'POST',
  headers: {
    'Authorization': 'Bearer em_test_51RxCWJ...vS00p61e0qRE',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    from: 'invoices@yourdomain.com',
    to: 'customer@example.com',
    subject: 'Your Invoice #12345',
    html: '<p>Please find your invoice attached.</p>',
    attachments: [
      {
        filename: 'invoice-12345.pdf',
        content: 'JVBERi0xLjQKJcOkw7zDqc...', // base64 encoded
        content_type: 'application/pdf'
      }
    ]
  })
});

const result = await response.json();

const response = await fetch('https://api.emailit.com/v2/emails', {
  method: 'POST',
  headers: {
    'Authorization': 'Bearer em_test_51RxCWJ...vS00p61e0qRE',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    from: 'reminders@yourdomain.com',
    to: 'user@example.com',
    subject: 'Appointment Reminder',
    html: '<p>Your appointment is tomorrow at 2 PM.</p>',
    scheduled_at: 'tomorrow at 9am'
  })
});

const result = await response.json();

curl -X POST https://api.emailit.com/v2/emails \
  -H "Authorization: Bearer em_test_51RxCWJ...vS00p61e0qRE" \
  -H "Content-Type: application/json" \
  -d '{
    "from": "reminders@yourdomain.com",
    "to": "user@example.com",
    "subject": "Appointment Reminder",
    "html": "<p>Your appointment is tomorrow at 2 PM.</p>",
    "scheduled_at": "2026-01-10T09:00:00Z"
  }'

Schedule email

const response = await fetch('https://api.emailit.com/v2/emails', {
  method: 'POST',
  headers: {
    'Authorization': 'Bearer em_test_51RxCWJ...vS00p61e0qRE',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    from: 'reminders@yourdomain.com',
    to: 'user@example.com',
    subject: 'Appointment Reminder',
    html: '<p>Your appointment is tomorrow at 2 PM.</p>',
    scheduled_at: 'tomorrow at 9am'
  })
});

const result = await response.json();

{
  "object": "email",
  "id": "em_abc123xyz789def456ghi012jkl345",
  "ids": {
    "recipient1@example.com": "em_abc123xyz789def456ghi012jkl345",
    "recipient2@example.com": "em_def456abc789ghi012jkl345mno678"
  },
  "token": "abc123xyz789",
  "message_id": "<abc123xyz789@yourdomain.com>",
  "from": "hello@yourdomain.com",
  "to": ["recipient1@example.com", "recipient2@example.com"],
  "cc": ["cc@example.com"],
  "bcc": ["bcc@example.com"],
  "subject": "Hello World",
  "status": "pending",
  "scheduled_at": null,
  "created_at": "2026-01-08T12:00:00.123456Z",
  "tracking": {
    "loads": true,
    "clicks": true
  }
}

{
  "object": "email",
  "id": "em_abc123xyz789def456ghi012jkl345",
  "token": "abc123xyz789",
  "message_id": "<abc123xyz789@yourdomain.com>",
  "from": "hello@yourdomain.com",
  "to": ["user@example.com"],
  "subject": "Appointment Reminder",
  "status": "scheduled",
  "scheduled_at": "2026-01-10T09:00:00.000Z",
  "created_at": "2026-01-08T12:00:00.123456Z",
  "tracking": {
    "loads": true,
    "clicks": true
  }
}

{
  "error": "Validation failed",
  "validation_errors": [
    "Missing required field: from",
    "Invalid to email address at index 0: invalid-email"
  ]
}

{
  "error": "Template not found",
  "details": "Template 'welcome_email' not found or not published"
}

{
  "error": "Message too large",
  "details": "Message size (45MB) exceeds maximum allowed size of 40MB"
}

{
  "error": "From/Sender domain is not valid or not verified",
  "details": "The domain from email address 'sender@unverified.com' is not verified in your workspace"
}

{
  "error": "Rate limit exceeded",
  "message": "Too many requests. Maximum 10 messages per second allowed.",
  "limit": 10,
  "current": 11,
  "retry_after": 1
}

Responses

{
  "object": "email",
  "id": "em_abc123xyz789def456ghi012jkl345",
  "ids": {
    "recipient1@example.com": "em_abc123xyz789def456ghi012jkl345",
    "recipient2@example.com": "em_def456abc789ghi012jkl345mno678"
  },
  "token": "abc123xyz789",
  "message_id": "<abc123xyz789@yourdomain.com>",
  "from": "hello@yourdomain.com",
  "to": ["recipient1@example.com", "recipient2@example.com"],
  "cc": ["cc@example.com"],
  "bcc": ["bcc@example.com"],
  "subject": "Hello World",
  "status": "pending",
  "scheduled_at": null,
  "created_at": "2026-01-08T12:00:00.123456Z",
  "tracking": {
    "loads": true,
    "clicks": true
  }
}