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Unofficial read-only MCP server for Greek supermarket price data from PosoKanei.
About
Unofficial read-only MCP server for Greek supermarket price data from PosoKanei.
Security Report
Valid MCP server (3 strong, 3 medium validity signals). No known CVEs in dependencies. Package registry verified. Imported from the Official MCP Registry.
10 files analyzed · 1 issue found
Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.
Permissions Required
This plugin requests these system permissions. Most are normal for its category.
What You'll Need
Set these up before or after installing:
Environment variable: POSOKANEI_API_BASE
Environment variable: POSOKANEI_CACHE_TTL_MS
Environment variable: POSOKANEI_MIN_INTERVAL_MS
Environment variable: POSOKANEI_TIMEOUT_MS
How to Install
Add this to your MCP configuration file:
{
"mcpServers": {
"io-github-charistas-posokanei-mcp": {
"env": {
"POSOKANEI_API_BASE": "your-posokanei-api-base-here",
"POSOKANEI_TIMEOUT_MS": "your-posokanei-timeout-ms-here",
"POSOKANEI_CACHE_TTL_MS": "your-posokanei-cache-ttl-ms-here",
"POSOKANEI_MIN_INTERVAL_MS": "your-posokanei-min-interval-ms-here"
},
"args": [
"-y",
"posokanei-mcp"
],
"command": "npx"
}
}
}Documentation
View on GitHubFrom the project's GitHub README.
posokanei-mcp
Unofficial read-only MCP server for supermarket product and price data from PosoKanei.
This server lets MCP-compatible clients ask questions such as:
- Search for supermarket products by name.
- Look up a product by barcode.
- Compare current retailer prices for a product.
- Compare a small shopping basket across retailers.
- Browse product categories and retailers.
Status
Early open-source version. The implementation uses public, undocumented endpoints used by the PosoKanei web app. Keep requests modest and cache-friendly.
This project is not affiliated with, endorsed by, or operated by PosoKanei, gov.gr, or any Greek public authority.
Installation
Add it to your MCP client configuration:
{
"mcpServers": {
"posokanei": {
"command": "npx",
"args": ["-y", "posokanei-mcp"]
}
}
}
For local development:
{
"mcpServers": {
"posokanei": {
"command": "node",
"args": ["/absolute/path/to/posokanei-mcp/dist/index.js"]
}
}
}
Build first:
npm install
npm run build
Tools
| Tool | Purpose |
|---|---|
search_products | Search products by text. |
get_product | Get details and retailer prices for a product id. |
lookup_barcode | Find product prices by EAN/GTIN barcode. |
list_products_by_category | List category products, sorted by unit price by default. |
list_categories | Return a simplified category tree. |
list_retailers | List known retailers. |
get_price_history | Fetch product detail with history when available. |
compare_competitors | Fetch comparable/competitor product data when available. |
compare_basket | Compare a small basket across retailers. |
get_stats | Return high-level dataset stats. |
Configuration
Optional environment variables:
| Variable | Default | Purpose |
|---|---|---|
POSOKANEI_API_BASE | https://api.posokanei.gov.gr | API base URL. |
POSOKANEI_CACHE_TTL_MS | 300000 | In-memory cache TTL. |
POSOKANEI_MIN_INTERVAL_MS | 250 | Minimum delay between outbound API requests. |
POSOKANEI_TIMEOUT_MS | 15000 | Request timeout. |
Development
npm install
npm run typecheck
npm test
The test suite mocks the PosoKanei API. It should not require live network access.
License
MIT
Reviews
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