Mmcp.market

Chestnyznak MCP server

by theYahia·io.github.theYahia/chestnyznak-mcp·v1.0.0·5 stars

MCP server for Chestniy ZNAK (Честный ЗНАК) API — product marking verification. No auth needed for

B80/100grade B
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Safety scan
B80/100

full report

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5 stars

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If you have run it, two minutes of your experience saves the next person an afternoon.

Chestnyznak tools (2)

write = sends, deletes, buys or posts

Read from the package source without running it. The installed server may list more.

  • check_marking_code

    Проверка подлинности товара по коду маркировки Честный ЗНАК.

  • get_product_info

    Подробная информация о товаре по коду маркировки: название, производитель, бренд.

Public scan report

scanner v0.1.9 · 2026-09-27 · same rubric, same numbers if you re-run it

no findings
  • Code scan9 source files scanned25/25
  • –Live reliabilityno gateway calls yet and no remote to proben/a
  • –Tool poisoningtools not inspected (local package is not executed); not countedn/a
  • Auth qualitystatic API keys via environment variables6/15
  • Maintenancelast push 25 days ago15/15
  • Maintainer identityregistry namespace matches repository owner6/10
Overall 80/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON

Install Chestnyznak in Claude Code, Cursor or VS Code

Runs npx -y @theyahia/chestnyznak-mcp on your machine. Read the scan report first; the gateway never runs local packages.

claude mcp add chestnyznak-mcp -- npx -y @theyahia/chestnyznak-mcp
Add to Cursor

What the publisher says

From the Chestnyznak repository's README, as published. We do not edit it. Read it on GitHub

MCP-сервер для Честного Знака — проверка маркировки товаров через ИИ

Если вы искали, как проверить код маркировки Честного Знака не заходя в личный кабинет, подключить True API ЦРПТ к нейросети или узнать статус товара прямо в чате — это оно. 5 инструментов: публичные проверки кодов работают сразу, без регистрации и токена; данные True API — по токену. Присылаете код DataMatrix — получаете статус, владельца и историю вместо вкладки с формой.

Часть серии WWmcp (46 серверов) by @theYahia.

Установка

Claude Desktop

{
  "mcpServers": {
    "chestnyznak": {
      "command": "npx",
      "args": ["-y", "@theyahia/chestnyznak-mcp"]
    }
  }
}

Claude Desktop (с авторизацией)

{
  "mcpServers": {
    "chestnyznak": {
      "command": "npx",
      "args": ["-y", "@theyahia/chestnyznak-mcp"],
      "env": {
        "CHESTNYZNAK_TOKEN": "ваш-токен"
      }
    }
  }
}

Claude Code

claude mcp add chestnyznak -- npx -y @theyahia/chestnyznak-mcp

# С авторизацией
CHESTNYZNAK_TOKEN=ваш-токен claude mcp add chestnyznak -- npx -y @theyahia/chestnyznak-mcp

Streamable HTTP

npx @theyahia/chestnyznak-mcp --http --port=3000
# Endpoint: POST http://127.0.0.1:3000/mcp
# Health:   GET  http://127.0.0.1:3000/health

По умолчанию HTTP-сервер слушает только 127.0.0.1 и проверяет заголовок Host (защита от DNS-rebinding). Чтобы открыть наружу — --host=0.0.0.0 (на свой риск, аутентификации на /mcp нет).

Переменные окружения

Инструменты (5)

Публичные (без авторизации)

codeType — datamatrix (по умолчанию), qr или ean13.

Авторизованные (CHESTNYZNAK_TOKEN)

Поиск по названию/бренду — это Национальный каталог (nk.crpt.ru), отдельный API; здесь не поддерживается. search_products работает по GTIN.

Формат ответа

checkmarkingcode:

{ "code": "0104600702028445", "found": true, "valid": true, "status": "INTRODUCED" }

getproductinfo (поля producer/owner/status берутся из вложенного объекта группы товара, при отсутствии — null):

{
  "code": "0104600702028445",
  "found": true,
  "valid": true,
  "status": "INTRODUCED",
  "productName": "Молоко 3.2%",
  "category": "milk",
  "producerName": "АО \"Данон Россия\"",
  "ownerName": "ООО Магнит",
  "ownerInn": "2309085638"
}

status — строковый enum: EMITTED / APPLIED / INTRODUCED / RETIRED / WRITTEN_OFF / DISAGGREGATION и др.

Shortened. The full README is on GitHub.

Nothing above is checked by us. What we check is on the safety report.

Chestnyznak: common questions

Is Chestnyznak MCP server safe?
Mostly: it is graded B (80/100). Read the Chestnyznak safety report
How do I install Chestnyznak?
It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
Does Chestnyznak need an API key?
Yes. The registry entry asks for API_KEY.
Is Chestnyznak maintained?
The last commit was 25 days ago (2026-09-02). The latest release is v1.0.0.
What can I use instead of Chestnyznak?
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