- EU-resident by default — FRA · HEL · STO regions, audit trail per send
- Real-time placement signal — seed panels across major inbox providers
- SPF · DKIM · DMARC bootstrap with continuous verification
- Transactional + marketing in one — shared consent + suppression
- GDPR-native consent ledger — audit-ready by default
- 5 first-party SDKs — TypeScript · Python · Go · Ruby · PHP

