Everything modern developers need to send email
Engineered from the ground up for blistering delivery speed, rock-solid inbox placement, and an unmatched developer experience.
// Resend-compatible SDK
import { Sendport } from 'sendport';
const sendport = new Sendport({ apiKey: 'sp_live_...' });
await sendport.emails.send({
from: 'Acme <onboarding@acme.com>',
to: ['user@example.com'],
subject: 'Welcome to Acme',
react: <WelcomeEmail name="Sarah" />
});Full Platform Capabilities
Everything required for mission-critical SaaS, mobile apps, and high-volume e-commerce.
Pre-Flight Link Checker
Scan email HTML before sending. Detect broken 404 links, insecure redirects, and phishing flags automatically.
Inbound Email Webhooks
Parse incoming replies and forwarded emails. Receive structured JSON payloads directly at your webhook endpoints.
Automated Warmup Engine
Gradually ramp up daily volume across 30 days to build pristine IP sender reputation with Gmail and Outlook.
A/B Subject Variant Testing
Test multiple subject lines with automated statistical winner dispatch to maximize opens and conversions.
AI Spam & Score Optimizer
Audit email subject and copy against 200+ spam keywords. Get instant recommendations to ensure 10/10 score.
Global SMTP Relay
Compatible with WordPress, WooCommerce, Laravel, Django, and legacy systems over ports 587 and 465.