Email Infrastructure for
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The unified platform to deliver transactional emails and bulk marketing campaigns at scale. Hit the inbox every time, whether you're pushing code or launching a promo.
curl -X POST https://prod-api.mailchamp.org/api/v1/emails/otp \
-H "X-API-Key: eg_••••" \
-H "Content-Type: application/json" \
-d '{
"to": "user@gmail.com",
"from": "noreply@yourdomain.com",
"otp": "482913",
"subject": "Your login code",
"html": "<p>Code: <strong>{{otp}}</strong></p>"
}'Powering growth for modern teams & fast-moving engineering orgs
Integrate this afternoon
A simple, elegant interface so you can start sending emails in minutes. It fits right into your code with SDKs for your favorite programming languages.
| 1 | import { MailChamp } from '@mailchamp/sdk'; |
| 2 | |
| 3 | const mailchamp = new MailChamp({ |
| 4 | apiKey: process.env.MAILCHAMP_API_KEY, // 'eg_live_...' |
| 5 | }); |
| 6 | |
| 7 | const { data, error } = await mailchamp.emails.send({ |
| 8 | from: 'Acme <onboarding@yourdomain.com>', |
| 9 | to: ['customer@example.com'], |
| 10 | subject: 'Welcome to the platform!', |
| 11 | html: '<p>Hello <strong>Alex</strong>, your account is ready.</p>', |
| 12 | tags: [{ name: 'category', value: 'onboarding' }], |
| 13 | }); |
| 14 | |
| 15 | if (error) { |
| 16 | console.error('Email failed:', error); |
| 17 | } else { |
| 18 | console.log('Delivered message ID:', data.id); |
| 19 | } |
Spring Sale Announcement
Segment: Active Customers (18,420)
Build, segment, and send. Zero coding required.
Give your marketing team the autonomy they crave. Design responsive emails, manage massive contact lists, and schedule bulk broadcasts—all from a delightful, visually-driven workspace.
Drag & Drop Visual Editor
Style responsive templates with custom brand fonts, buttons, and product cards.
Dynamic Audience Segmentation
Import CSV lists, tag subscribers, and build smart behavioral filters effortlessly.
Built-in A/B Testing
Test subject lines and CTA variants to automatically declare winning emails.
Reach the inbox, not the spam folder.
Whether it's a password reset or a Black Friday broadcast, your emails need to land. We handle the heavy lifting of deliverability so you don't have to.
Dedicated IPs
Automatically warmed up and dynamically scaled to protect your sender reputation.
Domain Authentication
Guided 1-click verification for SPF, DKIM, and strict DMARC alignment.
BIMI Support
Showcase your official brand mark directly next to messages in Gmail & Apple Mail.
Auto Suppression Lists
Instant suppression for hard bounces, unsubs, and complaints to prevent spam penalties.
Start free. Upgrade as you scale.
Transparent email infrastructure without surprise overage fees or siloed contact penalties.
Hobby
Perfect for testing APIs, hackathons, and early side projects.
- ✓ 3,000 emails / month
- ✓ 1,000 Marketing Contacts
- ✓ 3 Audience Segments
- ✓ 1 Sending Domain
- ✓ REST API & SMTP Relay
Pro
For growing web applications, SaaS products, and newsletters.
- ✓ 50,000+ emails / month
- ✓ 2,500 Contacts included
- ✓ 20 Audience Segments
- ✓ 5 Sending Domains
- ✓ 30-day searchable logs
Scale
For scaleups with heavy volume and dedicated deliverability requirements.
- ✓ 100,000+ emails / month
- ✓ 10,000 Contacts included
- ✓ Unlimited Segments
- ✓ Managed Dedicated IP eligible
- ✓ 90-day logs + Priority Support
Teams that scale choose MailChamp.
Engineers and marketers agree on the single platform built for both speed and creative freedom.
“Finally, an email API that makes sense. We migrated our entire transactional email flow to MailChamp in under an hour, and haven't touched the code since.”
Evan Kowalski
Chief Technology Officer at HyperScale
“I can finally launch our weekly campaigns without begging engineering to fix the HTML. The visual builder and audience segmentation are a lifesaver.”
Sarah Chen
Head of Growth at NovaFlow
Ready to unify your email strategy?
Join thousands of developers and marketers building better communication with MailChamp.
No credit card required · Free 5,000 emails/month · Instant API access