Anthropic Launches Claude Beta for Microsoft Word

Anthropic released a beta version of its AI assistant Claude for Microsoft Word on April 10, 2026, integrating the tool directly into the word processing application to assist professionals with document-intensive tasks. The add-in, available as a persistent sidebar for users on Mac and Windows, targets fields such as legal review, financial memo drafting, and iterative editing, allowing seamless AI interaction without leaving the program.

The integration enables users to query documents for information, receiving responses with clickable citations that link to specific sections. For instance, professionals can highlight text and prompt Claude to rewrite, simplify, or refine it while preserving original formatting, numbering, and styles. Edits appear as native tracked changes in Word's review pane, where users can accept or reject them individually, mirroring human collaboration workflows. Claude also processes comment threads by editing relevant sections and replying with explanations of modifications, streamlining back-and-forth reviews.

Anthropic highlighted semantic search capabilities, where users can locate content by theme rather than keywords, such as prompting the AI to...