ReachBell API Reference

Server-to-server REST API — send transactional messages across push, email, WhatsApp and SMS, manage subscribers, and ingest customer events. Every request is authenticated with your project API key in the x-api-key header. Base URL https://api.reachbell.com.

Loading the interactive reference — meanwhile, browse the endpoint docs:

• Transactional API — push, email, WhatsApp, SMS
• Subscribers API — register, identify, tag
• Events API — track events for automations
• Authentication · Conventions · Error codes
• OpenAPI 3.1 spec: /openapi/reachbell.json