HALOWERKGrundpreiswerk
unit price
Calculate price per kg or litre from your price and quantity or an available EAN pack size. Example: price_eur 1.29, quantity 4x125g. This is a calculation, not an observed store quote.
POST https://grundpreis.halowerk.com/v1/unit-priceEingaben
| Feld | Typ | Pflicht | Beschreibung |
|---|---|---|---|
| price_eur | number | Ja | |
| quantity | string | Nein | Pack quantity text, e.g. "500 g", "6 x 0,33 l". |
| ean | string | Nein | Alternative to quantity: pack size from Open Food Facts. |
Vollständiges Eingabeschema anzeigen
{
"type": "object",
"additionalProperties": false,
"required": [
"price_eur"
],
"properties": {
"price_eur": {
"type": "number",
"exclusiveMinimum": 0,
"maximum": 100000
},
"quantity": {
"type": "string",
"minLength": 1,
"maxLength": 40,
"description": "Pack quantity text, e.g. \"500 g\", \"6 x 0,33 l\"."
},
"ean": {
"type": "string",
"minLength": 8,
"maxLength": 14,
"description": "Alternative to quantity: pack size from Open Food Facts."
}
}
}Veröffentlichtes Eingabebeispiel
{
"price_eur": 2.49,
"quantity": "6 x 0,33 l"
}Ergebnis & Dokumentation
Maschinenlesbare Dokumentation dieses Hubs
Quelle dieser Seite: der veröffentlichte HALOWERK-Katalog. Stand: 2026-11-01, 15:19 UTC.
Weitere Endpunkte dieses Hubs
- Grundpreiswerk0,002 USDC
category unit prices
POSThttps://grundpreis.halowerk.com/v1/category-unit-pricesDistribution of latest included product/store observations, with regular and promotional prices separate. Example: category en:pastas, country DE. Cheapest means cheapest included observations, not the whole market.
- Grundpreiswerk0,002 USDC
pack compare
POSThttps://grundpreis.halowerk.com/v1/pack-compareCompare supplied packs within the same mass or volume basis. Example: 500 g at EUR 1.49 versus 1 kg at EUR 2.69. Unknown quantities and incompatible units are marked rather than silently compared.
- Grundpreiswerk0,002 USDC
pack size
POSThttps://grundpreis.halowerk.com/v1/pack-sizeCurrent documented pack quantity for an EAN string from Open Food Facts. Example: ean 4008400401621. Snapshot and data gaps are explicit. This is neither a historical shrinkflation measure nor a retail price.