Changelog
API updates, new features, and changes
Changelog
All notable changes to the APIMW API.
v1.5.0 - 2026-01-15
Added
- Interactive message support (buttons, lists)
- Bulk messaging API endpoint
- Webhook retry configuration
- Python SDK released
Changed
- Increased rate limits for Professional plans
- Improved error messages
Fixed
- Template message variable encoding
- Webhook signature verification edge case
v1.4.0 - 2025-12-01
Added
- Media message support (images, documents, audio, video)
- Message scheduling
- Analytics API with granularity options
- Node.js SDK TypeScript improvements
Changed
- Access token lifetime increased to 1 hour
- Webhook payload format standardized
Deprecated
- Legacy authentication endpoint (use
/v1/auth/token)
v1.3.0 - 2025-10-15
Added
- PHP SDK released
- Node.js SDK released
- Webhook signature verification
- Message read receipts
Changed
- API response format standardized
- Error codes updated
v1.2.0 - 2025-08-01
Added
- Template message support
- Webhook management endpoints
- Rate limit headers
Fixed
- Phone number validation
- Character encoding in messages
v1.1.0 - 2025-06-01
Added
- Message status tracking
- Delivery webhooks
- API key management in Console
v1.0.0 - 2025-04-01
Initial Release
- Basic WhatsApp text messaging
- Authentication with JWT tokens
- Multi-tenant architecture
- Console dashboard
API Versioning
We use semantic versioning for the API:
- Major version (v1, v2): Breaking changes
- Minor version (.1, .2): New features, backwards compatible
- Patch version: Bug fixes
The current stable API version is v1.
Deprecation Policy
- Features are deprecated at least 6 months before removal
- Deprecated features are documented here
- Email notifications sent to affected accounts