Transactional email infrastructure
The email API built for control.
Send transactional and lifecycle email through a fast API or SMTP relay, inspect every delivery attempt, and manage deliverability from one operational platform.
No credit card · 3,000 emails/month · 30,000-message launch allowance · EEA-stored by default
curl -X POST https://api.apexmail.ee/v1/messages \ -H "X-API-Key: $APEXMAIL_API_KEY" \ -d '{"from":"hello@yourcompany.com", "to":["customer@example.com"]}' → 202 accepted · id msg_2f9a → accepted by recipient MX · 1.8s
Send, diagnose and operate email.
Built for predictable delivery.
Email infrastructure for developers who need predictable API behavior and delivery visibility.
Low-latency API
Enterprise SLA targets 500ms P95 API responses at the gateway, with the same production API path available from the first send.
Enterprise Security
AES-256 encryption at rest, TLS 1.2+ required for API/SMTP, TLS 1.3 preferred where supported. DKIM, SPF, DMARC, DANE, and MTA-STS built in.
Delivery Tracking
Track every email from send to delivery. Opens, clicks, bounces, and complaints in real time.
Delivery Analytics
Opens, clicks, bounces, and complaints feed analytics and webhooks, with Enterprise webhook delivery targets measured at P95.
Email Deliverability Grader
Transparent deliverability grade for your DNS, authentication, content, and reputation.
live DNS checks · SPF / DKIM / DMARC / MX
Simple pricing
Pricing →Pricing that scales with you
Enter your volumes — the calculator uses the same pricing rules used for billing, so the estimate matches your invoice.
Ready to
send?
Start on the free tier and grow into the same API — no migration, no renegotiation, no surprise overage rates.