Allegro Categories API Documentation List the 13 Allegro department roots with id and alias (PL, 1 credit), or send a category id or alias to get its path and its sub-categories with offer counts (20 credits). The ids and aliases work unchanged as the category of the search route. Cost: 1 credit for the root list, 20 credits for one category tree. Failed requests are not billed.
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Endpoint
Parameters
Start with the required fields, then add optional filters only when your use case needs them.
Runnable path
This endpoint has no required query parameters.
2 optional filters available.
string
Optional
Category id or alias, for example 165 or elektronika. Leave empty for the 13 department roots (PL only, 1 credit). Department roots exist on PL only. A category without sub-categories returns an empty, unbilled answer.
example
string
Optional
Allegro storefront: PL (allegro.pl, PLN), CZ (allegro.cz, CZK) or SK (allegro.sk, EUR). Default PL.
US
Response Schema
Example response fields are illustrative; inspect the JSON before integrating.
Example response fields
Scan these fields before integrating.
data
meta
success
{
"data": {
"path": [
{
"id": "42540aec-367a-4e5e-b411-17c09b08e41f",
"name": "Elektronika",
"alias": "elektronika"
},
{
"id": "4",
"name": "Telefony i Akcesoria",
"alias": "telefony-i-akcesoria"
},
{
"id": "165",
"name": "Smartfony i telefony kom\u00f3rkowe",
"alias": "smartfony-i-telefony-komorkowe-165"
}
],
"country": "PL",
"category": {
"id": "165",
"name": "Smartfony i telefony kom\u00f3rkowe",
"alias": "smartfony-i-telefony-komorkowe-165"
},
"children": [
{
"id": "4937",
"name": "Alcatel",
"alias": "smartfony-i-telefony-komorkowe-alcatel-4937",
"offers_count": 127
},
{
"id": "48978",
"name": "Apple",
"alias": "smartfony-i-telefony-komorkowe-apple-48978",
"offers_count": 9999
},
{
"id": "250568",
"name": "Asus",
"alias": "smartfony-i-telefony-komorkowe-asus-250568",
"offers_count": 39
},
{
"id": "257985",
"name": "Blackview",
"alias": "smartfony-i-telefony-komorkowe-blackview-257985",
"offers_count": 441
},
{
"id": "253022",
"name": "Cat Phones",
"alias": "smartfony-i-telefony-komorkowe-cat-phones-253022",
"offers_count": 33
},
{
"id": "258336",
"name": "Cubot",
"alias": "smartfony-i-telefony-komorkowe-cubot-258336",
"offers_count": 295
}
]
},
"meta": {
"credits": 20,
"billable": true,
"endpoint_family": "categories"
},
"success": true
}Errors
Handle these documented responses before retrying or showing customer-facing failures.
Validation Error
A query parameter is missing or invalid. This response is not billable.
{
"errors": {
"category": [
"The category is the numeric id or the alias of a category, for example 165 or elektronika."
]
},
"message": "The request validation failed"
}Not Found
No category has this id or alias. This response is not billable.
{
"meta": {
"billable": false
},
"error": {
"code": "NOT_FOUND",
"message": "Allegro has no category with this id."
},
"success": false
}Upstream Unavailable
Allegro did not answer in time or blocked the lookup. Retry. This response is not billable.
{
"meta": {
"billable": false,
"retryable": true
},
"error": {
"code": "UPSTREAM_UNAVAILABLE",
"message": "Allegro is temporarily unavailable. Please retry."
},
"success": false
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