From May 2nd you will have to adapt your development with the new version of the seller-promotions API. To consume this new version you must add the new query param version=v2. After this date, the previous version will be deleted and will no longer have access to this request.

From March 11, the use of access token will be mandatory in all GET and MULTIGET requests in Items. In case of not using the access token we will respond with error to your request.

We updated the response of the /users/brands endpoint, where you can identify 3 new fields: "status", "normalized_name" y "last_updated".

Starting March 18th you will be able to create listings in Premium and Classic type for Colombian sellers.

Starting February 20th you will be able to create size charts with the new Fashion domains. See the full list in the First Steps documentation.

Perform GET to /$ITEM_ID/purchase_experience to identify the status of the listings, and the detail of the problem based on its claims and cancellations and check out the suggestions for improvements, and possible consequences that will impact the item.

From january 31 you will be able to develop with the new Automated co-participation and competitive pricing campaign. With the new features you can identify and opt-in items in these campaigns.

We updated the way to paginate through candidate items. You should include the "searchAfter" parameter in the request, which you will obtain at the end of each response until reaching the last item.

Starting from February, you will be able to create the size chart specifying the type of measurement in the TOPS and BOTTOMS domains. In the POST /catalog/charts, a new attribute "measure_type" has been added, which can take the values CLOTHING_MEASURE or BODY_MEASURE.

To continue improving sellers' listings, now you can create size charts in the BOTTOMS domains. Check the available domains by doing GET to /catalog/charts/CBT/configurations/active_domains

Review the 'acos_top_modifier' attribute to create or modify Ads campaigns, aiming to enhance the ranking of your sellers' products through the implementation of a boost.

Use the new resources to update the listings of electronic products sold in Chile and subject to Specific Regulations, incorporating their sec stamp or energy label as appropriate.

Please note that starting in early January, we will begin moderating posts that do not have these attributes loaded. You must specify the mandatory attributes Sales Unit (SALE_UNIT) and Sales Unit Yield (YIELD_OF_SALES_UNIT) to standardize your publications for the flooring, siding and others.

To receive the equivalent sizes by country you only need to provide the international sizes. The local sizes will be included automatically. To search for the converted sizes make a GET request to /marketplace/sizechart/equivalences, specifying the domain, gender and siteId.

From November 30, 2023 it will be a requirement to work the TOPS domains with the List of values that Mercado Libre provides in the data sheet. When consulting the datasheet of a size chart in these domains you will find an attribute of type "value_type": "list"

Use the new Full Unhealthy Stock Campaign resources to identify and opt-in items in the promotion. This promotion helps the seller to avoid prolonged stock in Fulfillment centers,

Starting from October 26th, we will make modifications to the attributes in the GET request of the /items endpoint in our public API, removing some attributes and authenticating others to be consumed only with the seller's token. Consult the updated documentation Global items and Marketplace items.

As of October 2, with the resource /marketplace/users/cap you will be able to get information about the new limits of active items in the listings according to the seller's reputation.

Use /seller-campaign resources to let your sellers self-manage their promotions. Your sellers will be able to create, modify, delete and consult their promotions, increasing their chances of selling.

Use /marketplace/messages/ packs/$PACK_ID to identify the new blocked message field substatus blocked_by_refund when a refund has already been made on the order.