# ChineseWorkSheet — Vector Hanzi Grid Geometry, Stroke Order & HSK Analyzer

> Calculate Tian Zi Ge grids, decompose Hanzi strokes, grade HSK 3.0 words & convert Pinyin tones.

- name: com.chineseworksheet/mcp
- version: 1.0.0
- connection class: R0 (autonomous)
- trust: 96/100
- quality: 89/100 (new)
- owner: not claimed
- descriptor: https://api.protogrid.dev/v1/servers/com.chineseworksheet%2Fmcp
- tools: https://api.protogrid.dev/v1/servers/com.chineseworksheet%2Fmcp/tools

**An agent can connect right now, no human step.** Remote endpoint, no authentication, reachable on the last probe.

## Connection (mcpServers)

```json
{
  "mcpServers": {
    "chineseworksheet": {
      "type": "http",
      "url": "https://chineseworksheet.com/api/mcp"
    }
  }
}
```


## Trust

- hygiene: 100
- liveness: 100
- freshness: 100
- provenance: 85
- drivers: +repository +dns-namespace +website +reachable +uptime-100% +updated-3d-ago
- Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed.

## Quality 89/100 (new)

### protocol: 75 (weight 25)

- warn `protocol.modern`: newest supported version is 2025-06-18; 2026-07-28 not supported, older versions are deprecated until 2027-07-28
- n/a `protocol.stateless`: only applies to 2026-07-28 servers
- pass `protocol.transport`: streamable HTTP
- n/a `protocol.list_ttl`: only applies to 2026-07-28 servers

### authorization: n/a (weight 15)

- n/a `auth.prm`, `auth.as_metadata`, `auth.cimd`: no remote uses OAuth
- n/a `auth.secret_in_url`: no templated URL

### tool hygiene: 100 (weight 30)

- pass `tools.descriptions`: every tool has a description
- pass `tools.description_length`: descriptions are concise
- pass `tools.schemas`: every tool has an object input schema
- pass `tools.annotations`: 6 of 6 tools declare readOnlyHint or destructiveHint
- pass `tools.directory_hints`: every tool declares readOnlyHint, destructiveHint, idempotentHint and openWorldHint
- pass `tools.token_cost`: about 1,092 tokens to load every tool
- pass `tools.api_dump`: tools are not a one-to-one API dump
- pass `tools.hidden_text`: no hidden text in tool names, descriptions, schemas or annotations

### stability: n/a (weight 15)

- n/a `stability.changes`, `stability.rug_pull`, `stability.new_links`: tool history recorded for 2 of the 7 days needed

### dependencies: n/a (weight 15)

- n/a `deps.known_vulns`, `deps.mcp_sdk_version`, `deps.resolvable`: no npm or PyPI package

- tools: 6, about 1,092 tokens to load them all
- tool set hash: c32d12918571969559221a58bc86e736
- badge: [![protogrid quality](https://protogrid.dev/badge/com.chineseworksheet/mcp.svg)](https://protogrid.dev/servers/com.chineseworksheet/mcp)
- Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed.

### Tool changes

_No tool definition changes recorded._

## Remotes

- https://chineseworksheet.com/api/mcp (streamable-http, auth none, reachable true, uptime30d 1)

## Packages

_none_

## Tools (6)

- `analyze_hsk_vocabulary_level`: Classify Chinese characters or vocabulary sentences into official HSK proficiency tiers (HSK 1 to HSK 7-9), CEFR language equivalents (A1 to C2), and recommend matching printable worksheets.
- `calculate_worksheet_grid_geometry`: Calculate exact physical millimeter and PostScript point dimensions for printable Chinese writing grids (Tian Zi Ge, Mi Zi Ge, Jiu Gong Ge, Hui Zi Ge) on A4 or US Letter paper.
- `convert_pinyin_tone_format`: Convert between Mandarin Pinyin tone diacritics (ma1 -> mā) and numeric tones, decompose syllables into Initial, Final, Tone, and apply standard vowel tone placement hierarchy (a > o > e > i/u > ü).
- `lookup_chinese_stroke_order_rules`: Retrieve official Chinese Ministry of Education stroke ordering rules (horizontal before vertical, top-to-bottom, outside before closing) and the 8 fundamental calligraphy stroke primitives.
- `lookup_kangxi_radical_info`: Look up core Kangxi Chinese character radicals (e.g. 氵, 木, 火, 讠, 心, 扌, 女, 口) with semantic meaning, stroke count, typical structural placement, and high-frequency character examples.
- `recommend_chinese_practice_pack`: Generate a structured Chinese character handwriting curriculum plan and direct printable sheet links tailored by learner age group, proficiency target, and grid preference.