Technical Specification

RESTful API Specification

Low-level integration details for our high-performance email hosting architecture.

Authentication (Bearer Tokens)

All API requests must be authenticated using Bearer tokens. Tokens can be generated in the Developer Console with specific scopes (read_mail, send_mail, domain_manage). Implementation: Add 'Authorization: Bearer <your_token>' header to all calls.

Last Updated: April 2026

Endpoint Hierarchy

Our production API resides at https://api.hihemax.com/v1. Key collections: /send (dispatching), /messages (retrieval), /accounts (management), and /domains (infrastructure control). All requests and responses are JSON formatted.

Last Updated: April 2026

Webhook Event Persistence

Configure your HTTP endpoints to receive real-time events. Supported events: 'email.opened', 'email.delivered', 'link.clicked', and 'delivery.failed'. We guarantee 'at-least-once' delivery with an exponential backoff retry strategy.

Last Updated: April 2026