v4.5

unslothai/unslothv4.5Sep 19, 2025by dreambladeflag

AI Summary

BillionMail v4.5 introduces significant enhancements to bulk email management and marketing workflows, focusing on improved contact organization and task precision. The update also includes core optimizations regarding SMTP authentication and engagement metrics, alongside several bug fixes for stability and performance.

Key Highlights

Subscription list tag management and batch operations
Tag-based filtering for marketing tasks
Dynamic task editing while tasks are paused
Unsubscribe template redesign and SMTP authentication improvements

New Features

Subscription list tag management
Contact activity tracking
Advanced contact organization (tags and groups)
Batch tag operations
Unsubscribe settings for subscription groups
Improved contact analytics
Tag-based filtering for marketing tasks
Dynamic task editing (sender, templates, subjects)
Task duplication
Flexible SMTP relay authentication
Streamlined contact export
Accurate engagement metrics (click-through rate)

Full Release Notes

# BillionMail v4.5 Release Notes  

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## ✨ New Features  

### 📧 Bulk Email Enhancements  
- **Subscription list tag management**  
  Added tag management functionality for subscription groups  
- **Contact activity tracking**  
  Record last active time for each contact  
- **Advanced contact organization**  
  Manage contacts by both tags and groups simultaneously  
- **Batch tag operations**  
  Add/remove multiple tag IDs in bulk for efficient task filtering  
- **Unsubscribe settings**  
  Added unsubscribe configuration options for subscription groups  
- **Improved contact analytics**  
  Enhanced logic for retrieving contact trend data  

### 📨 Email Marketing Upgrades  
- **Tag-based filtering**  
  Marketing tasks now support tag filtering for precise audience targeting  
- **Dynamic task editing**  
  Edit sender addresses, templates, and subjects while tasks are paused - changes apply immediately when resumed  
- **Task duplication**  
  One-click campaign replication for efficient repetitive task creation  

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## ⚙️ Core Optimizations  
- **Unsubscribe template redesign**  
  Completely revamped unsubscribe email templates with improved layout and user experience  
- **Flexible SMTP relay authentication**  
  Added optional authentication support and improved validation logic for non-authenticated relays  
- **Streamlined contact export**  
  Rebuilt export logic with browser-native file download responses  
- **Accurate engagement metrics**  
  Optimized email click-through rate calculation algorithm  

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## 🐛 Bug Fixes  
- **Performance optimization**  
  Fixed high CPU consumption when sending non-variant emails and improved Spintax parsing efficiency  
- **Address validation fix**  
  Resolved false email format errors when updating mail forwarding settings  
- **Stability improvements**  
  Patched various edge cases and minor stability issues across modules