DeepL brings high-accuracy translation into ChatGPT. Translate text across 100+ languages, and translate entire documents (Word, PowerPoint, Excel, PDF, HTML, plain text, subtitles, XLIFF) while preserving their original layout and formatting. Glossaries, style rules, and custom instructions from the user's DeepL account are applied to keep terminology and tone consistent, and DeepL Write rephrases or corrects text for grammar, typos, style, and tone. Connects to the user's existing DeepL account via OAuth.