MCP server for Microsoft Word — live editing on Windows (COM) and macOS (JXA), plus cross-platform python-docx tools
Project description
word-mcp-live
The only MCP server that edits Word documents while they're open
Live editing · Tracked changes · Per-action undo · 115 tools · Cross-platform
word-mcp-live gives any AI assistant that supports MCP full control of Microsoft Word. Open a document, tell the AI what you need, and watch it happen — formatting, tracked changes, comments, and all. Changes appear live in your open document.
Without word-mcp-live
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With word-mcp-live
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See it in action
https://github.com/user-attachments/assets/fbb09af4-1e25-4e49-94d0-45b363278810
What Sets This Apart
- Live editing — Edit documents while they're open in Word. No save-close-reopen cycle.
- Full undo — Every AI action is a single Ctrl+Z. Made a mistake? Just undo it.
- Native tracked changes — Real Word revisions with your name, not XML hacks.
- Threaded comments — Add, reply, resolve, and delete comments like a human reviewer.
- Layout diagnostics — Detects formatting problems before they become print disasters.
- Equations & cross-references — Insert math formulas and auto-updating references.
- 115 tools — The most comprehensive Word MCP server available.
Quick Start
pip install word-mcp-live
Or install from source:
git clone https://github.com/ykarapazar/word-mcp-live.git
cd word-mcp-live
pip install -e .
Client Installation
Claude Desktop
Add to your claude_desktop_config.json:
{
"mcpServers": {
"word": {
"command": "uvx",
"args": ["word-mcp-live"],
"env": {
"MCP_AUTHOR": "Your Name",
"MCP_AUTHOR_INITIALS": "YN"
}
}
}
}
Claude Code
Add to your .mcp.json:
{
"mcpServers": {
"word": {
"command": "uvx",
"args": ["word-mcp-live"],
"env": {
"MCP_AUTHOR": "Your Name",
"MCP_AUTHOR_INITIALS": "YN"
}
}
}
}
Cursor
One-click: Click the install button at the top of this page.
Manual: Add to ~/.cursor/mcp.json:
{
"mcpServers": {
"word": {
"command": "uvx",
"args": ["word-mcp-live"],
"env": {
"MCP_AUTHOR": "Your Name",
"MCP_AUTHOR_INITIALS": "YN"
}
}
}
}
VS Code / Copilot
One-click: Install in VS Code
Manual: Add to your VS Code settings.json:
{
"mcp": {
"servers": {
"word": {
"command": "uvx",
"args": ["word-mcp-live"],
"env": {
"MCP_AUTHOR": "Your Name",
"MCP_AUTHOR_INITIALS": "YN"
}
}
}
}
}
Windsurf
Add to ~/.codeium/windsurf/mcp_config.json:
{
"mcpServers": {
"word": {
"command": "uvx",
"args": ["word-mcp-live"],
"env": {
"MCP_AUTHOR": "Your Name",
"MCP_AUTHOR_INITIALS": "YN"
}
}
}
}
Docker
{
"mcpServers": {
"word": {
"command": "docker",
"args": ["run", "-i", "--rm", "ghcr.io/ykarapazar/word-mcp-live"],
"env": {
"MCP_AUTHOR": "Your Name",
"MCP_AUTHOR_INITIALS": "YN"
}
}
}
}
Note: Docker mode supports cross-platform tools only. Live editing requires a native Windows install.
MCP_AUTHORsets your name on tracked changes and comments (default:"Author").MCP_AUTHOR_INITIALSsets comment initials.
Two Modes
| Works everywhere | Live editing (Word open) | |
|---|---|---|
| What it does | Create and edit saved .docx files | Edit documents live while you work in Word |
| Platform | Windows, macOS, Linux | Windows (COM) and macOS (JXA) |
| Undo | File-level saves | Per-action Ctrl+Z (Windows); per-operation undo (macOS) |
| Best for | Batch processing, document generation | Interactive editing, formatting, review |
Both modes work together. The AI picks the right one for the task.
macOS Live Editing (New in v1.5.0)
Live tools now work on macOS via JavaScript for Automation (JXA). Same tool names, same parameters — the server detects your platform and uses the right automation backend.
| Feature | Windows | macOS |
|---|---|---|
| Text read/write/find/replace | COM | JXA |
| Formatting (bold, font, style) | COM | JXA |
| Track changes & revisions | COM | JXA |
| Comments (add, delete, list) | COM | JXA |
| Tables (read, write, add rows) | COM | JXA |
| Page layout, headers, bookmarks | COM | JXA |
| Equations, cross-references | COM | JXA |
| Threaded comment replies | COM | Not available |
| Comment resolve/unresolve | COM | Not available |
| Undo history inspection | COM | Not available |
| Watermarks | COM | Not available |
Configuration
| Variable | Default | Description |
|---|---|---|
MCP_AUTHOR |
"Author" |
Author name for tracked changes and comments |
MCP_AUTHOR_INITIALS |
"" |
Author initials for comments |
MCP_TRANSPORT |
stdio |
Transport type: stdio, sse, or streamable-http |
MCP_HOST |
0.0.0.0 |
Host to bind (for SSE/HTTP transports) |
MCP_PORT |
8000 |
Port to bind (for SSE/HTTP transports) |
For remote deployment, see RENDER_DEPLOYMENT.md.
Example Prompts
Just tell the AI what you want in plain language:
"Draft a contract with tracked changes so my colleague can review"
"Format all headings as Cambria 13pt bold and add automatic numbering"
"Add a comment on paragraph 3 asking about the deadline"
"Find every mention of 'ABC Corp' and replace with 'XYZ Ltd' as a tracked change"
"Set the page to A4 landscape with 2cm margins"
"Insert a table of contents based on the document headings"
"Add page numbers in the footer and our company name in the header"
"Insert a cross-reference to Heading 2 in paragraph 5"
Usage Examples
Example 1: Read a document (cross-platform)
Tool call: get_document_text
{ "filename": "C:/Documents/report.docx" }
Expected output:
{
"status": "success",
"paragraphs": [
{"index": 0, "text": "Quarterly Report", "style": "Heading 1"},
{"index": 1, "text": "Revenue increased by 15% compared to Q3.", "style": "Normal"},
{"index": 2, "text": "Key Metrics", "style": "Heading 2"}
],
"total_paragraphs": 3
}
Example 2: Live editing with tracked changes (Windows)
Tool call: word_live_replace_text
{
"filename": "report.docx",
"find_text": "ABC Corporation",
"replace_text": "XYZ Ltd",
"match_case": true,
"replace_all": true,
"track_changes": true
}
Expected output:
{
"status": "success",
"replacements": 4,
"message": "Replaced 4 occurrences (tracked changes enabled)"
}
The replacements appear as tracked changes in Word with strikethrough on "ABC Corporation" and underline on "XYZ Ltd".
Example 3: Add a comment anchored to text (cross-platform)
Tool call: add_comment
{
"filename": "C:/Documents/contract.docx",
"target_text": "payment within 30 days",
"comment_text": "Should we extend this to 45 days?",
"author": "Jane Smith"
}
Expected output:
{
"status": "success",
"message": "Comment added by Jane Smith on 'payment within 30 days'"
}
The comment appears in Word's Review panel, anchored to the specified text.
Tool Reference
115 tools across two modes — see the complete tool reference for details.
| Category | Count |
|---|---|
| Cross-platform (python-docx) | 76 |
| Windows Live (COM automation) | 39 |
Requirements
- Python 3.11+
python-docx,fastmcp,msoffcrypto-tool(installed automatically)- Windows Live tools: Windows 10/11 + Microsoft Word +
pywin32(installed automatically) - macOS Live tools: macOS + Microsoft Word for Mac (uses built-in JXA — no extra dependencies)
The cross-platform tools work without Word installed — only python-docx is needed.
Contributing
See CONTRIBUTING.md for development setup, code style, and how to add new tools.
Found a bug? Open an issue. Have an idea? Request a feature.
Acknowledgments
Built on top of GongRzhe/Office-Word-MCP-Server by GongRzhe (MIT License).
Additional libraries: python-docx · FastMCP · pywin32
Privacy
This server runs entirely on your local machine. No data is collected, transmitted, or stored. See the full Privacy Policy.
Support
- Bug reports: Open an issue
- Feature requests: Request a feature
- Discussions: GitHub Discussions
License
MIT License — see LICENSE for details.
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