Changelog

AI LRC Generator version history and updates.

All notable changes to AI LRC Generator will be documented in this file.

[1.3.0] - 2026-07-19

Added

AI Lyrics Generation: Added the AI Lyrics Generator, which creates lyrics from a creative prompt and provides a generation task history.
Lyrics Translation: Added a translation option to AI Lyrics Recognition, enabling bilingual LRC files with original and translated lines. Translation can also be configured for batch uploads.
Chorus and Vocal Part Labels: AI can now identify and label different vocalists and chorus sections automatically, with an option to quickly customize vocalist display names after recognition.
Video File Uploads: AI recognition and manual editing workflows now accept common video formats and can extract their audio tracks for lyrics processing.
Quick SRT Export: Lyrics can now be downloaded directly as SRT subtitles after recognition or editing. The LRC to SRT tool remains available for batch conversion.

Optimizations and Enhancements

LRC Download Options: Downloads can now retain or remove translations and chorus labels as needed for different players and use cases.
Open API: Expanded the Open API documentation with complete AI analysis parameters, including reference lyrics, language, lyrics translation, and chorus labeling. File size, request rate, and task queue limits have also been increased.
Workspace Sidebar: The task sidebar can now be collapsed to provide more space for lyrics editing.
AI Lyrics Generation Experience: Improved the generation page, task history, failure states, and limited-time free notices for clearer task feedback and a smoother creative workflow.
WeChat Pay: WeChat Pay now supports purchasing premium plans, with subscription plans provided on a non-renewing basis.
Feedback: Improved the timing and frequency of feedback prompts and added information about credit rewards for high-quality suggestions that are adopted.

Fixes and Improvements

Mobile Uploads: Fixed an issue in Chrome on iPhone where MP3 and WAV files appeared disabled and could not be selected.
Lyrics Processing: Fixed lyrics translation not taking effect, certain LRC parsing errors, and incomplete millisecond digits in timestamps.

[1.2.0] - 2026-05-16

Added

User API: Added User API interface for programmatic access and management.
Batch Processing: Improved batch processing workflow for better multi-file handling efficiency.
Credit System Upgrade: Added more credit pricing tiers and optimized credit quantity configuration. Visit the Pricing page for details.
Audio Storage Policy: Different user tiers enjoy different historical audio storage durations. Audio files are automatically cleaned up when expired, while processing records are retained.
AI Metadata Recognition: Backend optimization supports AI analysis of audio metadata, lyrics content, and language type.
Refund Policy: Added Refund Policy page to improve user rights explanation.
Documentation Center: Expanded Docs page content with more comprehensive usage guides.

Optimizations and Enhancements

AI Analysis Engine: Optimized the AI analysis engine performance, enhanced recognition capabilities, and significantly improved processing speed.
File Upload: Increased maximum file upload size limit, with gradual increases planned.
Queue Design: Optimized backend queue architecture to improve task scheduling efficiency.
Open API: Optimized Open API support and documentation.
Error Logging: Optimized error log output by removing redundant tags for better readability.

Fixes and Improvements

Magic Link: Fixed the issue where Auth.js magic link tokens were pre-fetched by email security scanners, causing verification failures.
Email Verification: Fixed email verification URL and verification page related issues; fixed duplicate email sending issue.
Feedback Popup: Fixed the issue where the feedback window reappeared after being closed.

[1.1.0] - 2026-03-02

Added

Classic Editor: Added a separate page display for the old LRC editor. Old LRC Editor
AI Recognition: The AI recognition page is now independent, displayed using a workbench mode. AI Recognition
Manual Editing: The manual editing page is now independent, displayed using a workbench mode. Manual Editing
Credit History: Added a credit history page to conveniently view the history of credit changes. Credit History

Optimizations and Enhancements

User Interface: Deeply optimized the homepage UI and visual experience of all pages, and optimized the height of the left-hand list on mobile devices.
Internationalization: Completely revamped and improved multilingual content.
Task Panel: Optimized the task creation process and panel display information, supporting the display of audio metadata.

Fixes and Improvements

Display Fixes: Fixed the issue of reference lyrics not displaying in AI analysis tasks; fixed abnormal page number display.
Time Precision: Fixed the floating-point drift issue on the lyrics timeline.

[1.0.1] - 2025-08-18

Added

LRC Converter Toolkit: Added comprehensive LRC format conversion tools
- LRC to SRT: Convert lyrics files to standard subtitle format for video production and podcast subtitles
- LRC to ASS: Convert to advanced subtitle format with rich styling and effects support
- LRC to WebVTT: Convert to HTML5 standard subtitle format, perfectly compatible with modern browsers
- LRC to JSON: Convert to structured data format for programming development and API integration
- LRC to TTML: Convert to W3C standard XML subtitle format for professional media production
SRT Converter Tools: Added SRT format conversion capabilities
- SRT to LRC: Convert video subtitles to lyrics format, supporting karaoke apps and music players

Technical Features

Batch Processing: All conversion tools support batch file processing for significantly improved efficiency
Precise Timeline: Advanced algorithms ensure precise timeline accuracy during conversion
Format Compatibility: Support for multiple time formats and encoding methods ensuring broad compatibility
Real-time Preview: Live preview functionality for conversion results to verify quality

User Experience

Navigation Tools Grouping: Group conversion tools by format type for easier user navigation
Complete Documentation Support: Comprehensive documentation and help for all converter tool pages

[1.0.0] - 2025-07-13

Added

Core AI Lyrics Recognition: Implemented advanced AI-powered lyrics recognition system
Multi-language Support: Added support for English, Chinese, Korean, and Japanese lyrics
Real-time Editing Interface: Built intuitive interface for real-time lyrics editing with precise timing control
Batch Processing: Added capability to process multiple audio files simultaneously
LRC File Generation: Implemented automatic LRC file generation with precise timestamp synchronization
Audio Format Support: Support for MP3, WAV, FLAC, AAC, OGC audio formats
User Authentication: Implemented secure user authentication system
Export Options: Multiple export formats including standard LRC and custom formats
Responsive Design: Mobile-friendly interface design

Technical Features

AI Model Integration: Integrated state-of-the-art speech recognition and natural language processing models
Audio Processing Pipeline: Optimized audio processing for fast and accurate lyrics extraction
Time Synchronization: Millisecond-precision timestamp synchronization
Data Security: Implemented secure audio file processing with temporary storage

User Experience

Intuitive Interface: Clean and user-friendly design for easy navigation
Progress Indicators: Real-time progress tracking for audio processing
Preview Functionality: Live preview of lyrics with audio synchronization
Keyboard Shortcuts: Efficient keyboard shortcuts for power users
Help System: Comprehensive help documentation and tutorials

Security

Data Protection: Secure handling of user audio files
Privacy Compliance: GDPR-compliant data processing
Temporary Storage: Audio files processed in temporary environments
Access Control: Secure user authentication and authorization