# che-word-mcp MCP Server

Swift-native MCP server for Word (.docx) manipulation with 148 tools

**Publisher claimed.** No tool list reported, and Pod has not connected to this server.

## Status

Pod has not dialled che-word-mcp yet, so everything on this page is what its publisher reported rather than what we observed. Registries describe servers; they do not connect to them. Until a check runs, treat the tool list below as a claim.

## Connect

Published as `https://github.com/PsychQuant/che-word-mcp/releases/download/v1.17.0/CheWordMCP` on mcpb. Runs locally.

## Known issues

**161 problems reported by people outside the maintainer team.** Issues filed by the project's own owners, members and collaborators are excluded — those are release checklists and internal refactors, not things that will go wrong for you. Showing 12.

### Most discussed

### P0 CRITICAL: save_document lossy re-serialization of document.xml — strips 32/34 namespace decls, wipes all bookmarks, drops text content

## Problem

`save_document` re-serializes `word/document.xml` in a **lossy** way — produces malformed XML and drops substantial content. All other parts are preserved (42/42), but `document.xml` itself becomes invalid and loses bookmarks + text content whenever a mutation forces re-serialization.

This is **worse than #42** — #42 only hit headers/footers via `update_all_fields`. This one hits the document body itself via any mutating operation that dirties `document.xml` (e.g., `insert_paragraph

[Read the thread](https://github.com/PsychQuant/che-word-mcp/issues/56) · 2026-04-24 · closed · 13 comments

### P2 bug: MCP insert_equation tool bypasses lib InsertLocation overload + silently clamps bad index (post-#91 verify follow-up F4)

## Problem

> **From verification of #91** (Regression Reviewer R1 + Devil's Advocate rebuttal):
> 「The MCP `insertEquation` tool (Server.swift:8843-8971) **does not call `WordDocument.insertEquation(at: InsertLocation, latex:, displayMode:)` at all**. Instead it builds an `eqPara: Paragraph` containing a raw-XML OMML run, then routes through `doc.insertParagraph(eqPara, at: ...)` directly. **Worse**: MCP's catch-all branch (Server.swift:8964) calls non-throwing `insertParagraph(eqPara, at: inse

[Read the thread](https://github.com/PsychQuant/che-word-mcp/issues/98) · 2026-04-29 · closed · 8 comments

### export_script: self-produced docx yields 0% DSL ratio (all parts raw carryPart)

## Problem

`export_script` 對 che-word-mcp **自己建立**的 docx 匯出 `.mdocx.swift` 時，沒有任何 part 升級成 typed DSL——全部 11 個 XML part 都走 raw `carryPart` channel。名義上的「typed DSL 升級」對自產文件完全沒有發生，產出的 `.mdocx.swift` 只是 raw XML 封存（byte-equal floor 正常，但不可讀不可編輯）。

> **Original evidence**（2026-07-18 session，逐字工具回傳）:
> - `export_script` → `{"dsl_parts":[],"form_gaps_empty":false,"slot_count":0}`
> - `get_script_coverage` → `aggregate_ratio: 0`；11 個 part 全部 `channel:"raw"`、`dsl_ratio:0`（含 `word/document.xml` 239,958 byte

[Read the thread](https://github.com/PsychQuant/che-word-mcp/issues/173) · 2026-07-18 · closed · 7 comments

### P2: insert_paragraph / insert_equation lack after_text/before_text anchors — paragraph_index alone unreliable in real-world docx

## Problem

`insert_image_from_path` already supports rich anchor parameters (`after_text`, `before_text`, `text_instance`, `after_image_id`, `into_table_cell`, `paragraph_index`) and works smoothly even on complex docx with tables, sections, SDTs, and headers. But `insert_paragraph` and `insert_equation` only accept `paragraph_index` — and that index is **opaque body-level numbering** that can't be reliably computed by an AI agent from the raw docx XML.

## Repro

Tested on a real-world Chinese

[Read the thread](https://github.com/PsychQuant/che-word-mcp/issues/61) · 2026-04-26 · closed · 7 comments

### insert_equation: `display_mode` string fail-open coercion

## Problem

> **From verification of #98**:
> 「`display_mode` string mistype silently fails-open to `true`, bypassing the new inline pre-check.」
> — Source: team:logic (P2)

`args["display_mode"]?.boolValue` returns nil if the caller passes `"true"` (string) instead of `true` (bool). The default `?? true` then routes the call as a display-mode insert, silently bypassing the inline-mode pre-check.

For an AI agent that misinterprets the schema and passes `"display_mode": "false"` (string), the ca

[Read the thread](https://github.com/PsychQuant/che-word-mcp/issues/107) · 2026-05-01 · closed · 6 comments

### Most recent

### bug: format_text false values are reported as success but ignored

## Problem

`format_text(paragraph_index: ..., bold: false)` reports success but leaves existing `<w:b/>` formatting unchanged. The handler builds a fresh `RunProperties`, assigns `bold = false`, and calls `Document.formatParagraph`; the current upstream merge applies only true values, so false is indistinguishable from an omitted argument.

The same ambiguity affects `italic: false` and `underline: false` at the public tool boundary.

## Type

bug

## Expected

- Omitted formatting arguments le

[Read the thread](https://github.com/PsychQuant/che-word-mcp/issues/197) · 2026-08-31 · open · 1 comment

### bug: refuse release when source tree changes during build

## Problem

> Tracking umbrella: [PsychQuant/macdoc#163](https://github.com/PsychQuant/macdoc/issues/163)

`che-word-mcp/scripts/release.sh` checks repository cleanliness only before a long release build. If HEAD or a source file changes while `swift build -c release` is running, the script can sign and notarize bytes that do not correspond to the release tag's commit.

## Type
bug

## Expected

Capture the source revision at preflight and, immediately after build but before codesign, refuse the

[Read the thread](https://github.com/PsychQuant/che-word-mcp/issues/195) · 2026-08-23 · open · 5 comments

### feat: address and update individual paragraphs inside table cells

## Problem

> Tracking parent: [PsychQuant/macdoc#156](https://github.com/PsychQuant/macdoc/issues/156)

che-word-mcp cannot address an individual paragraph inside a table cell. The only cell write path replaces the whole cell and collapses multiple paragraphs; body paragraph tools deliberately exclude table-cell paragraphs; global text replacement affects every matching row when text is duplicated.

## Type
enhancement

## Expected

Provide a discoverable, zero-based table-cell paragraph addres

[Read the thread](https://github.com/PsychQuant/che-word-mcp/issues/194) · 2026-08-23 · open · 1 comment

### tool 回傳沒有 advisory 通道 —— 非致命警告只寫 stderr，呼叫端永遠看不到 (sister concern from #189)

## Problem

MCP tool 目前**沒有任何管道**把「非致命的建議 / 警告」交還給呼叫端。Server.swift 裡既有的
`Warning: ...` 全部寫進 `FileHandle.standardError`（`Sources/CheWordMCP/Server.swift` ~L452 /
L476 / L485 / L538），而在 MCP stdio transport 下 **stderr 進的是 client 的 log 檔**
（例如 `~/Library/Logs/Claude/mcp-server-<display name>.log`），不會出現在 tool result 裡。

也就是說：**呼叫端（模型或使用者）永遠看不到這些警告。**

## Type
bug

## 具體的既有失效

`storeDocument` 的 autosave checkpoint 失敗時：

```swift
} catch {
    FileHandle.standardError.write(
        Data("Warning: auto

[Read the thread](https://github.com/PsychQuant/che-word-mcp/issues/192) · 2026-08-21 · open · 0 comments

### bug: update_cell 寫入的 run 無 rPr —— 內容字型落到 docDefaults，與表單主字型（標楷體）不一致

## Problem

**`update_cell` 寫入的 run 不帶任何 rPr**——新內容的字型落到 docDefaults，忽略該 cell／表格原本的主字型。

## Type
bug

## 重現（公開官方範本 REC-P-011）

範本全文主字型為標楷體（`w:rFonts eastAsia=標楷體` ×890）、docDefaults 為新細明體。以 `update_cell(table_index=1, row=16, col=1, text='本研究旨在…')` 填入計畫目的後，讀回該 run：

```
run0: '本研究旨在探討消費者購買綠色…'  （無 rPr）
```

→ 渲染落到 docDefaults 的**新細明體**，與表單其餘標楷體文字明顯不一致。使用者開 Word 目視才發現。

## Expected

擇一：(a) 新 run 繼承目標 cell 既有文字（或同表格 dominant run）的 rPr；(b) `update_cell` 加選填 `font`／`inherit_format` 參數；(c) 至少在文件寫明「寫入內

[Read the thread](https://github.com/PsychQuant/che-word-mcp/issues/191) · 2026-08-21 · open · 0 comments

### bug: replace_text 跨 run 替換把文字併進 run0 —— 後續 run 的字型宣告靜默丟失，標楷體標籤變新細明體

## Problem

**`replace_text` 跨 run 替換時把文字合併進第一個 run，後續 run 的字型宣告被丟棄**——標籤文字吃到第一個 run 的字型，視覺走樣。

## Type
bug

## 重現（公開官方範本 REC-P-011，同 #185/#187/#188/#189 系列）

範本 Table 1 r1c4 原始 run 結構：

```
run0: '□'        rFonts ascii=新細明體,PMingLiU（框框字型）
run1: '免除審查'  rFonts eastAsia=標楷體（標籤字型）
```

執行 `replace_text find='□免除審查' replace='■免除審查'`（跨 run 匹配，v2.1+ 功能）後：

```
run0: '■免除審查'  rFonts ascii=新細明體,PMingLiU eastAsia=None
```

「免除審查」四字從**標楷體變成新細明體**（eastAsia 落空 → docDefaults 新細明體）。使用者開 Word 目視才發現——文字層驗證（ge

[Read the thread](https://github.com/PsychQuant/che-word-mcp/issues/190) · 2026-08-21 · open · 0 comments

### feat: checkbox 勾選的字形覆蓋指引／偵測 —— ☑ 在 CJK 字型表單經 emoji fallback 走樣，官方慣例是 □→■

## Problem

> **Original text**（使用者，2026-08-21，附截圖）：
> 「他打勾勾不是用原本的格式，你需要辨認原本的格式然後取代成黑色框框，字體也要完全一樣。這代表改動必須要是『維持格式的』（或者這是che-word-mcp的工作）」

以 `replace_text` 把表單的 `□`（U+25A1）換成 `☑`（U+2611）勾選時，**視覺結果與表單原字體完全不一致**：`☑` 渲染成灰底圓角的彩色 emoji 樣式，而非表單細線框的文字字形。

## Type
feature

## 根因（已查明，非 run 格式遺失）

Run 層格式**有**保留（同一 run 內替換字元，字型宣告未變）。問題在**字形覆蓋**：
表單常用的 CJK 字型（新細明體、標楷體等）有 U+25A1（□）與 U+25A0（■）的字形，
但**沒有 U+2611（☑）**——渲染器（Word／macOS 預覽／LibreOffice 轉 PDF）對缺字形的
字元做 font fallback，落到 Apple Color Emoji 之類的 emoji 字型，

[Read the thread](https://github.com/PsychQuant/che-word-mcp/issues/189) · 2026-08-21 · open · 4 comments

[See all 24 reports Pod holds for che-word-mcp](/mcp/che-word-mcp/issues) — of 161 qualified upstream.

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