Claude arrives in Word

Anthropic has put Claude inside Microsoft Word in beta, turning the chatbot into an in-document editor for business users. (claude.com) The add-in works inside Word instead of a separate browser tab. Anthropic says users can select text, ask for an update, and review the result as a native tracked change in Word’s review pane. (claude.com) Claude for Word is available in beta on Anthropic’s Team and Enterprise plans. Microsoft’s marketplace listing says it is built for reviewing, redlining, and drafting documents while preserving formatting, numbering, and styles. (claude.com) (marketplace.microsoft.com) Anthropic is pitching the product at the kind of work where Word still dominates, especially long, structured files like contracts, memos, and research briefs. On its product page, the company highlights consistency checks for defined terms, broken cross-references, and numbering errors across full documents. (claude.com) The feature set is aimed at a common complaint about office chatbots: they often answer in a side window and leave workers to paste results back into the file. Anthropic says Claude can read comment threads, edit the anchored text, and reply inside the thread with what it changed. (claude.com) Anthropic is also using Word to extend a broader Office push. Its help and product pages say Claude can carry context across Word, Microsoft Excel, and Microsoft PowerPoint add-ins in one conversation, so a user can move between a document, a spreadsheet, and a slide deck without re-entering the same prompt. (claude.com 1) (claude.com 2) (support.claude.com) That puts Anthropic more directly inside Microsoft’s own software, where Microsoft also sells Copilot features tied to Word and the rest of Microsoft 365. Business Insider said Anthropic is especially targeting legal work, where tracked edits, clause-by-clause review, and source citations are harder to replace with generic chat responses. (businessinsider.com) Anthropic is stressing review and control as much as automation. Its Word page says Claude can make mistakes and tells users to review tracked changes before accepting them, especially in client-facing documents. (claude.com) For now, the product is still a beta and limited to newer Word file types, including.docx and.docm. Anthropic’s bet is that workers who already live in Word will want the assistant to show up where the redlines already are. (claude.com)