grundpreis.halowerk.com
Distribution 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.
- Category
- Other services
- Starting price
- $0.002
- Paid calls · 30 days
- 10
- Unique payers · 30 days
- 10
Paid endpoints
5 endpoints, sorted by usage. Prices are per request.
- POST/v1/category-unit-prices
Distribution 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.
$0.002Base2calls / 30d - POST/v1/pack-compare
Compare 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.
$0.002Base2calls / 30d - POST/v1/pack-size
Current 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.
$0.002Base2calls / 30d - POST/v1/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.
$0.002Base2calls / 30d - POST/v1/unit-price/batch
Calculate kg/l unit prices for up to 50 rows of price_eur plus quantity text or EAN. Example: items [{price_eur:1.29,quantity:"500 g"}]. Errors are reported per row; kg and litre groups are not comparable. Empty batches with no usable line are not charged. No observed store offer.
$0.005Base2calls / 30d