Online Subtitle Translator & Editor

• Fix to correctly restore last selected language of the Google and Yandex translators.
• Now auto-restores any unsaved subtitles edits on accidental window close.

Add Gemini 3 Pro model. It comes with state-of-the-art reasoning and precise instruction adherence. Add OpenAI ChatGPT 5.1 Instant and 5.1 Thinking Models. Please check official guide for details.

• Add Claude Claude Haiku 4.5 and Claude Sonnet 4.5 models support.
• Cost reduced approx 2-3 times for the DeepSeek chat and thinking models.

Fix "Structured" translation mode failure for certain subtitle files. Further improved translate content timing sync with original content in the structured mode. If you still notice any misalignment or missing content in the translation, please report back to me.

• A new "Structured" translation mode for superior translation with better synchronisation with source timing.
• AI model is asked to generate a structured output with prioritize synchronization with the original subtitles.
• Slightly more expensive as requires more processing and iterations over the translated content.
• Best for auto-generated subtitles where sentences may span on multiple rows.
• Auto restore last translator settings/configs on page load.
• Now shows "Save Original" button when source subtitles are changed to let you download manually edited subtitles.
• A new editor action to split subtitles rows by given maximum length for improved readability.

Add Grok 4 Fast (Reasoning and Non-Reasoning) models, which claims to bring in cost-efficient intelligence, outperforming Grok 3 Mini across reasoning benchmarks while slashing costs. Updated DeepSeek Chat and Reasoner models to v3.1 (Official Release). Also lowered the mode prices as API has become a bit cheaper. Add multiple GPT-5 new models. GPT-5 is a unified, multi-model AI system designed for various tasks, incorporating specialized models to optimize performance based on context and user intent. Add multiple Anthropic Claude translation models. These are best known for the superb natural processing capabilities and translation compared to others.

• xAI Grok is now available for subtitle translations. More about Grok models...
• Along with some minor fixes/tweaks
• You can now edit/move/re-try an empty subtitle row as well
• Doubled the free re-try subtitles block rows than previous limit. You can now almost re-translate 40% of the file rows free of charge.

Add a new option, under LLM model settings, to skip post-translation validation. This should be handy if you want to translate a file that contains multiple languages in the source subtitle. Add support for Gemini 1.5 Flash Lite model. Some minor UI and style tweaks. Also enabled GPT-4.1 mini model.