Last update 02/09/2022
Category predictor
Get a Category prediction
Make a GET request with a product title (in english) to predict one article at a time, recognize the category_id and the required attributes to list a product. Keep in mind that the answer will be made up of a list of predictions from the provided title, the first being the one with the highest prediction accuracy.
Mandatory parameter
q: the title of the product to be predicted, must be completely in english language.
Request:
curl -H 'Authorization: Bearer $ACCESS_TOKEN' -X GET https://api.mercadolibre.com/marketplace/domain_discovery/search?q=$QExample:
curl -H 'Authorization: Bearer $ACCESS_TOKEN' -X GET https://api.mercadolibre.com/marketplace/domain_discovery/search?q=iphone%2064gbResponse:
[
{
domain_id: "CBT-CELLPHONES",
domain_name: "Cellphones",
category_id: "CBT1055",
category_name: "Cell Phones and Smartphones",
attributes: [
{
id: "BRAND",
name: "Brand",
value_id: "9344",
value_name: "Apple"
},
{
id: "LINE",
name: "Line",
value_id: "58993",
value_name: "iPhone"
},
{
id: "MODEL",
name: "Model",
value_id: "14608",
value_name: "iPhone"
}
]
}
]Response fields
domain_id: ID of the predicted domain.
domain_name: name of the predicted domain.
category_id: ID of the predicted category.
category_name: name of the predicted category.
attributes: list of attributes for the predicted category.
Categories by site
Request:
curl -H 'Authorization: Bearer $ACCESS_TOKEN' -X GET https://api.mercadolibre.com/sites/CBT/categoriesResponse:
[
{
"id":"CBT1071",
"name":"Animals and Pets"
},
{
"id":"CBT1367",
"name":"Antiques and Collectibles"
},
{
"id":"CBT5726",
"name":"Appliances"
},
{
"id":"CBT1368",
"name":"Art, Craft and School Supplies"
},
{
"id":"CBT1384",
"name":"Babies"
},
{
"id":"CBT1246",
"name":"Beauty and Personal Care"
},
{
"id":"CBT3025",
"name":"Books, Magazines and Comics"
},
{
"id":"CBT1039",
"name":"Cameras and Accessories"
},
{
"id":"CBT1743",
"name":"Cars, Motorcycles and Others"
},
{
"id":"CBT1051",
"name":"Cell Phones and Phones"
},
{
"id":"CBT1430",
"name":"Clothing and Accessories"
},
{
"id":"CBT1648",
"name":"Computers"
},
{
"id":"CBT1144",
"name":"Consoles and Video Games"
},
{
"id":"CBT1000",
"name":"Electronics, Audio and Video"
},
{
"id":"CBT1403",
"name":"Food and Drinks"
},
{
"id":"CBT1132",
"name":"Games and Toys"
},
{
"id":"CBT409431",
"name":"Health and Health Supplies"
},
{
"id":"CBT1574",
"name":"Home, Furniture and Garden"
},
{
"id":"CBT1499",
"name":"Industries and Offices"
},
{
"id":"CBT3937",
"name":"Jewels and Watches"
},
{
"id":"CBT1168",
"name":"Music, Movies and Series"
},
{
"id":"CBT1182",
"name":"Musical Instruments"
},
{
"id":"CBT1459",
"name":"Real Estate"
},
{
"id":"CBT1540",
"name":"Services"
},
{
"id":"CBT9304",
"name":"Souvenirs, Favours and Parties"
},
{
"id":"CBT1276",
"name":"Sports and Fitness"
},
{
"id":"CBT2547",
"name":"Tickets"
},
{
"id":"CBT407134",
"name":"Tools and Construction"
},
{
"id":"CBT5725",
"name":"Vehicle Accessories"
},
{
"id":"CBT1953",
"name":"Other categories"
}
]For a second level categories, or information related to specific categories, you have to use the Categories resource, sending the category Id as a URL parameter. The next example shows the “Beauty and Personal Care" category:
Example:
curl -H 'Authorization: Bearer $ACCESS_TOKEN' -X GET https://api.mercadolibre.com/categories/CBT1246Response:
{
"id": "CBT1246",
"name": "Beauty and Personal Care",
"picture": "http://resources.mlstatic.com/category/images/d1c445e9-f3bb-49e8-8cd3-3cfa81e57cf9.png",
"permalink": null,
"total_items_in_this_category": 0,
"path_from_root": [
{
"id": "CBT1246",
"name": "Beauty and Personal Care"
}
],
"children_categories": [
{
"id": "CBT417575",
"name": "Beard & Mustache Care",
"total_items_in_this_category": 0
},
{
"id": "CBT417770",
"name": "Beauty Treatments",
"total_items_in_this_category": 0
},
{
"id": "CBT29884",
"name": "Foot, Hand & Nail Care",
"total_items_in_this_category": 0
},
{
"id": "CBT455174",
"name": "Hair & Styling Appliances",
"total_items_in_this_category": 0
},
{
"id": "CBT1263",
"name": "Hair Care",
"total_items_in_this_category": 0
},
{
"id": "CBT43673",
"name": "Hair Removal",
"total_items_in_this_category": 0
},
{
"id": "CBT431642",
"name": "Hair Salon Listings",
"total_items_in_this_category": 0
},
{
"id": "CBT1248",
"name": "Makeup",
"total_items_in_this_category": 0
},
{
"id": "CBT1275",
"name": "Other",
"total_items_in_this_category": 0
},
{
"id": "CBT454712",
"name": "Perfumes & Fragrances",
"total_items_in_this_category": 0
},
{
"id": "CBT393366",
"name": "Personal Care",
"total_items_in_this_category": 0
},
{
"id": "CBT431646",
"name": "Pharmacy",
"total_items_in_this_category": 0
},
{
"id": "CBT1253",
"name": "Skin Care",
"total_items_in_this_category": 0
}
],
"attribute_types": "attributes",
"settings": {
"adult_content": false,
"buying_allowed": true,
"buying_modes": [
"auction",
"buy_it_now"
],
"catalog_domain": "CBT-BEAUTY_AND_PERSONAL_CARE_SUPPLIES",
"coverage_areas": "not_allowed",
"currencies": [
"USD"
],
"fragile": false,
"immediate_payment": "required",
"item_conditions": [
"new"
],
"items_reviews_allowed": false,
"listing_allowed": false,
"max_description_length": 50000,
"max_pictures_per_item": 12,
"max_pictures_per_item_var": 10,
"max_sub_title_length": 70,
"max_title_length": 60,
"max_variations_allowed": 100,
"maximum_price": null,
"maximum_price_currency": "USD",
"minimum_price": 1,
"minimum_price_currency": "USD",
"mirror_category": null,
"mirror_master_category": null,
"mirror_slave_categories": [
],
"price": "required",
"reservation_allowed": "not_allowed",
"restrictions": [
],
"rounded_address": false,
"seller_contact": "not_allowed",
"shipping_options": [
"carrier",
"custom"
],
"shipping_profile": "optional",
"show_contact_information": false,
"simple_shipping": "optional",
"stock": "required",
"sub_vertical": "health_beauty",
"subscribable": false,
"tags": [
],
"vertical": "consumer_goods",
"vip_subdomain": "articulo",
"buyer_protection_programs": null,
"status": "enabled"
},
"channels_settings": [
{
"channel": "mp-merchants",
"settings": {
"buying_modes": [
"buy_it_now"
],
"immediate_payment": "required",
"minimum_price": 1,
"status": "enabled"
}
}
],
"meta_categ_id": null,
"attributable": false,
"date_created": "2018-04-25T08:12:56.000Z"
}As you can see, you get the “path_from_root” and children_categories attributes. Use these attributes to browse through the category tree and find the specific category for your item.
Categories JSON
Make a request to a specific category will allow you to know the information and specific description of it. Below you will find the description of some of these attributes.
Request:
curl -X GET https://api.mercadolibre.com/categories/$CATEGORY_IDExample:
curl -X GET https://api.mercadolibre.com/categories/CBT11796Response:
{
"id":"CBT11796",
"name":"Footwear",
"picture":null,
"permalink":null,
"total_items_in_this_category":0,
"path_from_root":[
{
"id":"CBT1430",
"name":"Clothing and Accessories"
},
{
"id":"CBT1455",
"name":"Baby Clothes & Shoes"
},
{
"id":"CBT11796",
"name":"Footwear"
}
],
"children_categories":[
],
"attribute_types":"variations",
"settings":{
"adult_content":false,
"buying_allowed":true,
"buying_modes":[
"auction",
"buy_it_now"
],
"catalog_domain":"CBT-BABIES_FOOTWEAR",
"coverage_areas":"not_allowed",
"currencies":[
"USD"
],
"fragile":false,
"immediate_payment":"required",
"item_conditions":[
"new"
],
"items_reviews_allowed":false,
"listing_allowed":true,
"max_description_length":50000,
"max_pictures_per_item":12,
"max_pictures_per_item_var":10,
"max_sub_title_length":70,
"max_title_length":60,
"maximum_price":null,
"minimum_price":1,
"mirror_category":null,
"mirror_master_category":null,
"mirror_slave_categories":[
],
"price":"required",
"reservation_allowed":"not_allowed",
"restrictions":[
],
"rounded_address":false,
"seller_contact":"not_allowed",
"shipping_modes":[
"custom",
"not_specified"
],
"shipping_options":[
"custom",
"carrier"
],
"shipping_profile":"optional",
"show_contact_information":false,
"simple_shipping":"optional",
"stock":"required",
"sub_vertical":"clothes",
"subscribable":false,
"tags":[
],
"vertical":"apparel",
"vip_subdomain":"articulo",
"buyer_protection_programs":null,
"status":"enabled"
},
"meta_categ_id":null,
"attributable":false,
"date_created":"2019-09-10T14:12:56.000Z"
}
Path from root
When you are in a category you can know the path from root to the category selected. Take a look how Mercado Libre uses this path to show the item’s category: 
Download categories
Finally and in case of not being able to use the Category Predictor, you can download the category tree.