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Hosted email delivery with sender-domain setup, templates and message records

Transactional email, campaign broadcasts and event-triggered workflows in one platform

Manage and secure REST, GraphQL, gRPC, and event APIs with cloud, hybrid, or self-managed gateways.

Route and govern API traffic with an extensible gateway deployable across cloud, Kubernetes, or on-premises environments.

A transactional hierarchical key-value database with interfaces for multiple programming languages.

Application email with distinct transactional and broadcast message streams

Email campaigns, automations and transactional templates billed by sends

A programmable gateway for API, AI-model, and MCP traffic with built-in identity, policies, and usage controls.

Email delivery with retry keys, inbound mail and contact-based broadcasts

Product-connected marketing, lifecycle and transactional email

A self-operated distributed SQL database for workloads that need transactional and analytical processing.

Build transactional applications on a distributed, ordered key-value store.

Transactional email with domain-level suppression controls and activity logs

Transactional email delivery with a verified-domain test stage and SMTP or web APIs

Email API with delivery events and a shared usage balance

Publish and govern APIs through an Azure gateway, policy engine, catalog, and developer access layer.

AWS email sending and receiving with region-specific production access

An LLM request gateway and dashboard for tracing calls, latency, and model spend.

Centrally managed S/MIME and PGP with a webmail fallback

Email campaign production with approved versions, branded layouts and shared sending capacity

Collaborative email design alongside SMTP and API delivery

Transactional email sending and inbound messages forwarded as JSON

AI-powered platform for email, SMS, WhatsApp, CRM, and marketing automation.

Open-source gateway that routes requests to 250+ models from 40+ providers through one API.