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

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

Q: Is ChineseWorkSheet — Vector Hanzi Grid Geometry, Stroke Order & HSK Analyzer MCP server safe?

QAmcp's test on 11 Nov 2026: None of the hidden-instruction wordings we know were found in its 6 tool descriptions. All 6 of its tools are labeled read-only. Overall it scored 84/100 on 11 Nov 2026. A test can only see what the server shows from outside, not what it does with your data behind the scenes. Connect servers from makers you trust.

by chineseworksheet.com · https://chineseworksheet.com/api/mcp

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

6 tools✓ all read-only✓ no account neededPricing: not listed

Visit website

84 /100

PASS · WITH NOTES

Partial: 10 of 11 checks · 11 Nov 2026

Test it now for current results

At a glance

Runs where: On their server. What you send to it goes to them.
What you need: Nothing: it answered without a login
Tools: 6 tools
Its own safety labels: 6 read-only
Memory it takes: About 1,200 tokens of your AI's memory, just for its tool descriptions
Largest answer: About 1.6 KB in our test
Speed: Average answer in our test: 23 ms

Tokens are an estimate: the characters in its tool names, descriptions and inputs, divided by 4. The exact number depends on your AI model. Safety labels are what the server says about itself. From our latest test, 11 Nov 2026.

Is ChineseWorkSheet — Vector Hanzi Grid Geometry, Stroke Order & HSK Analyzer MCP server safe?

None of the hidden-instruction wordings we know were found in its 6 tool descriptions.
All 6 of its tools are labeled read-only.
Overall it scored 84/100 on 11 Nov 2026.

A test can only see what the server shows from outside, not what it does with your data behind the scenes. Connect servers from makers you trust.

What this test does not check

Its source code and packages.
What a tool quietly does behind the scenes, such as writing a file or calling another service.
Instructions hidden inside live tool answers. We only look for those in tool descriptions.
Hidden instructions worded in a way our list doesn't know yet.
Tools that could change something. Those are read, never run.

What QAmcp can and can't see · How to tell if an MCP server is safe · Hidden instructions · Prompt injection

Known security advisories

Not looked up yet. QAmcp tests how a server behaves. It does not scan source code.

What it can do

6 tools, in the server's own words.

calculate_worksheet_grid_geometryread-only

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…

lookup_chinese_stroke_order_rulesread-only

Retrieve official Chinese Ministry of Education stroke ordering rules (horizontal before vertical, top-to-bottom, outside before closing) and the 8 fundamental…

analyze_hsk_vocabulary_levelread-only

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…

convert_pinyin_tone_formatread-only

Convert between Mandarin Pinyin tone diacritics (ma1 -> mā) and numeric tones, decompose syllables into Initial, Final, Tone, and apply standard vowel tone pla…

lookup_kangxi_radical_inforead-only

Look up core Kangxi Chinese character radicals (e.g.

recommend_chinese_practice_packread-only

Generate a structured Chinese character handwriting curriculum plan and direct printable sheet links tailored by learner age group, proficiency target, and gri…

Test results

Safe mode: only tools labeled read-only were run. How the test works

!
Ready for the newest MCP version
1 warning
- !Uses an older MCP version (2025-06-18). It works today, but it isn't on the July 2026 version (2026-07-28) yet.
note
!
Tools work with good inputs
1 warning
- !calculate_worksheet_grid_geometry: Answered, but it gives the exact same answer to bad input as to good input, so it may be ignoring what it is sent
- and 5 more
note
!
Bad inputs give a clean error
12 warnings
- !calculate_worksheet_grid_geometry: Accepted missing required input "paperSize" without complaining
- !calculate_worksheet_grid_geometry: Accepted wrong type for "paperSize" without complaining
- !lookup_chinese_stroke_order_rules: Accepted missing required input "focusRule" without complaining
- !lookup_chinese_stroke_order_rules: Accepted wrong type for "focusRule" without complaining
- !analyze_hsk_vocabulary_level: Accepted missing required input "chineseText" without complaining
- !analyze_hsk_vocabulary_level: Accepted wrong type for "chineseText" without complaining
- !convert_pinyin_tone_format: Accepted missing required input "pinyinInput" without complaining
- !convert_pinyin_tone_format: Accepted wrong type for "pinyinInput" without complaining
- and 4 more
note
!
Follows MCP best practices (not scored yet)
1 tip (not scored)
- !6 tools answer with structured data but don't declare its shape (outputSchema): calculate_worksheet_grid_geometry, lookup_chinese_stroke_order_rules, analyze_hsk_vocabulary_level, convert_pinyin_tone_format, lookup_kangxi_radical_info, reco
note
✓
ConnectsConnected in 262 ms
pass
✓
Lists its toolsFound 6 tools
pass
✓
Every tool is describedAll 6 tools and their inputs are described
pass
✓
Tools are labeled safe or dangerousEvery tool has a safety label
pass
✓
No known hidden instructionsNone of the hidden-instruction wordings we know were found in tool descriptions. New wordings can get past this check.
pass
✓
Fast enough
All good
- ✓Connecting took 262 ms
- ✓Listing tools took 21 ms
- ✓Average tool answer: 23 ms
- ✓lookup_kangxi_radical_info: Slowest tool: lookup_kangxi_radical_info (48 ms)
pass
–
Tools work togetherNo tool's answer could be fed into another tool, so there were no chains to test (not counted either way)
not tested
–
No secrets leakedNo error messages to check
not tested

Test it yourself

Free and open source. Same checks, same score.

npx qamcp-cli https://chineseworksheet.com/api/mcp

Show this score on GitHub

Free for every server in the directory. Paste this into your README: the badge shows the score from our latest test.

[![QAmcp score](https://qamcp.dev/s/com-chineseworksheet-mcp.svg)](https://qamcp.dev/s/com-chineseworksheet-mcp.html)

Score over time

11 Nov 202684

One test so far. New tests will show here.

Reviews

Coming soon: reviews from people who use ChineseWorkSheet — Vector Hanzi Grid Geometry, Stroke Order & HSK Analyzer, signed in with GitHub, one per person. Reviews never change the score.

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