Changelog
v1.0.0 — March 2026
Initial public release of the Orbit API.Added
- Multi-channel messaging: Send and receive messages via SMS, WhatsApp, RCS, Viber, and Email through a unified API
- AI Agent Studio: Create conversational and task agents with custom tools, system prompts, and multi-channel deployment
- Visual Flow Builder: Design automation workflows with a drag-and-drop node graph — triggers, conditions, actions, and AI steps
- Campaign management: Build, schedule, and send campaigns with A/B testing, pause/resume controls, and real-time analytics
- Contact management: Full CRUD with lists, dynamic segments, tags, per-channel opt-in/opt-out preferences, and activity timelines
- Webhook delivery: Register endpoints, subscribe to events, HMAC-SHA256 signature verification, automatic retry with dead letter queue
- Phone number management: Search, purchase, and configure phone numbers with porting support
- OTP verification service: Send and check verification codes via SMS, WhatsApp, or Email with attempt tracking and expiration
- Voice calls: Initiate outbound calls, connect AI voice agents (Deepgram STT + Cartesia/ElevenLabs TTS), call recording
- Billing & usage: Stripe-powered subscriptions, Orb usage metering, invoice history
- Cursor-based pagination on all list endpoints
- Per-tier rate limiting with
X-RateLimit-*headers - Real-time SSE for dashboard live updates
- Message templates with variable substitution and channel-specific approval workflows
Security
- Webhook delivery signature validation via HMAC-SHA256 (
X-Devotel-Signature) - DLR callback signature verification for Meta, SMPP, and Resend/Svix providers
- Admin panel role-based access control (owner, admin, developer, viewer, billing)
- Agent runtime internal service token authentication
- API key scoping: live (
dv_live_sk_), test (dv_test_sk_), and publishable (dv_live_pk_) keys