LLMTranslate 0.3.0

Major Features

• Batch Translation Mode: New translation mode that sends all items in a single LLM call per stage (forward/back/recon) for faster processing and better context-aware translations
• Multi-Sheet Excel Support: Can now select and translate individual sheets or all sheets at once from Excel files with multiple sheets
• Custom Model Input: Model selection fields now accept custom model names typed by users, allowing use of newly released models without app updates
• Empty Row Handling: Automatically filters and skips empty rows during translation while maintaining correct row alignment
• Sheet-Specific Status: Status notifications now indicate which sheet is being processed during multi-sheet translations

UI/UX Improvements

• Batch Translation tab now appears before Item-by-item Translation as the recommended default
• Added sheet selector dropdown for viewing results from different sheets after multi-sheet translation
• Added “Translation Mode” column to Model Selection Log indicating whether Batch or Item-by-item mode was used
• Added comprehensive Excel file preparation guide in Help tab
• Model selection dropdowns now support typing custom model names with autocomplete
• Custom models trigger informative warnings instead of blocking translation
• Progress text shows current sheet name during multi-sheet processing
• Multi-sheet downloads include all translated sheets plus Model Selection and Prompt logs

Translation Quality Improvements

• Batch mode prompts emphasize context and terminology consistency across items
• Fixed item number parsing in batch responses to prevent row misalignment
• Parser now uses item_number field from LLM responses for accurate mapping
• Improved error handling and logging for batch translation operations

Bug Fixes

• Fixed preview table error when displaying multi-sheet translation results
• Fixed row mapping issue where translations were offset by one row
• Fixed tryCatch structure in batch translation for proper error handling
• Corrected indentation and control flow in multi-sheet processing loop

LLMTranslate 0.2.0

Major Features

• Added support for Anthropic Claude models (Sonnet 4.5, Haiku 4.5, Opus 4.1, and others)
• Updated Google Gemini models to latest versions (Gemini 2.5 Pro, 2.5 Flash, 2.0 Flash)
• Added Model Selection Log sheet to Excel output
• Added Prompt Log sheet to Excel output for full reproducibility

UI/UX Improvements

• Added visual progress bar showing item X of Y with percentage
• Added “Test Connection” buttons for all API providers with success/error feedback
• Added resume functionality - can continue after stopping mid-batch
• Added warning notification for large batches (500+ items)
• Added real-time preview of first completed translation
• Added “Reset” button to clear all data and start fresh
• Added comprehensive “API Keys Guide” tab with step-by-step instructions for obtaining keys
• Improved Help tab with updated instructions

Bug Fixes

• Fixed Unicode display issues in API status messages
• Fixed deprecated Gemini model names (updated fallback logic)

LLMTranslate 0.1.3

LLMTranslate 0.1.2

LLMTranslate 0.1.1

• Address CRAN feedback: quotes around software names, expanded acronyms, added references, in Rd, minimal test.

LLMTranslate 0.1.0 (2025-07-24)

• Initial CRAN release.