Mercado Livre Catalog MCP. Manage Listings and Stock Levels from Chat.
Mercado Livre Catalog lets you control your entire product presence on Mercado Livre using natural language. You can programmatically create new listings, change prices across hundreds of items, update stock levels instantly, and even find out what attributes a category requires before you publish. It gives your AI client direct access to manage the largest e-commerce ecosystem in Latin America.
Give Claude and any AI agent real-world access
Publish new items using create_item, or refine existing products by calling update_item.
Change product prices dynamically for specific items with update_price.
Update available quantities instantly for any listed item using update_stock.
Determine mandatory attributes for a specific product domain or category with get_domain_attributes.
Search for your own listings using search_items, or pull up the full details of one item with get_item.
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What AI agents can do with Mercado Livre Catalog with 9 Tools
These tools give your agent the power to read, write, and modify every aspect of your product catalog on Mercado Livre.
Make your AI actually useful.
Add this MCP to Claude, Cursor, or Windsurf and your AI stops guessing. It gets real tools to look things up, take action, and handle the stuff you keep doing by hand.
Start using Mercado Livre Catalog MCPGet Domain Attributes
Retrieves a list of required attributes you must include when creating a listing for a specific category.
Get Categories
Lists all the top-level product categories available on Mercado Livre Brasil to help...
Create Item
Publishes a brand new listing for a product, filling in full details and attributes.
Delete Item
Deactivates an existing listing by closing it on the marketplace.
Get Item
Pulls up all specific details for a single, identified product listing.
Update Price
Changes the listed selling price of an existing item to match new market rates.
Search Items
Searches for and returns details on other listings that belong to your authenticated user account.
Update Stock
Adjusts the available quantity count for a specific item's inventory.
Update Item
Makes general changes to a listing, like modifying its title, description, or core...
Security and governance baked right in.
Pick your AI client below to get set up. Just create a Vinkius account, subscribe, and you're instantly up and running. We handle the entire backend infrastructure, delivering out-of-the-box support for HTTPS Streamable, SSE, and OAuth2—zero messy routing required.
Choose How to Get Started
Build a custom MCP for your own tools, or connect a ready-made integration from our catalog.
Build Your Own
Turn any API into an MCP. Import a spec, define Agent Skills, or deploy with MCPFusion.
- Import from OpenAPI, Swagger, or YAML specs
- Create Agent Skills with progressive disclosure
- Deploy to edge with MCPFusion framework
- Built in DLP, auth, and compliance on each call
- Real time usage dashboard and cost metering
- Publish to catalog or keep private
Make Your AI Do More
Start with Mercado Livre Catalog, then connect any of our 5,200+ other servers whenever your AI needs more. One click, no limits.
- Use this MCP plus 5,200+ others, all in one place
- Add new capabilities to your AI anytime you want
- Connections are secured and governed automatically
- Track usage and costs across all your servers
- Works with Claude, ChatGPT, Cursor, and more
- New servers added to the catalog weekly
Independent Platform Disclaimer: Vinkius is an independent platform and is not affiliated with, endorsed by, sponsored by, verified by, or otherwise authorized by Mercado Livre. All third-party trademarks, logos, and brand names are the property of their respective owners. Their use on this website is strictly for informational purposes to identify service compatibility and interoperability.
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No stored credentials
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Policy on each call
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~60% cost reduction
The Constant Cycle of Web Portals
Today, updating a catalog means switching between tabs: the main dashboard, the listing editor, the inventory spreadsheet, and finally hitting 'Save Changes.' You copy data from one place, paste it into another, manually check if the SKU numbers match up, and then hit submit. This is slow, prone to human error, and burns time you should spend on strategy.
With this MCP, that entire sequence disappears. You talk to your agent, giving it a single command like 'Update Item X price,' and it handles all the backend API calls needed for `update_price` or `update_stock`. You get instant confirmation; you don't get error codes or broken redirects.
Mercado Livre Catalog: Listing & Stock Control
The manual steps that vanish include logging in, finding the correct item ID, navigating to the pricing tab, making the change, and hitting save. You don't even have to see those screens anymore.
You just tell your agent what you want done—whether it’s publishing a new product via `create_item` or closing an old one with `delete_item`. It's direct action, zero clicks.
What Mercado Livre Catalog MCP does for your AI
Managing an online catalog shouldn't feel like logging into ten different seller portals. This MCP lets your agent handle all your product lifecycle needs directly through chat. You can tell it, for example, 'Raise the price of the Model X by 15%' or 'Close out any listing that hasn't sold in a week.' It manages everything from finding top-level categories to getting mandatory details like voltage or size when you publish an item.
If your AI client needs reliable access to this data, Vinkius makes it simple. You connect once via the platform and get instant control over listing creation, inventory updates using update_stock, pricing adjustments with update_price, and even deep searching capabilities through search_items. Instead of copying and pasting details into a web form, you just talk to your AI client.
This lets you publish products quickly, keep stock counts accurate across the board, or pull up existing product information using get_item—all from one conversation.
019d75d5-f19f-70c2-9afe-5e6d1cb47849 How to set up Mercado Livre Catalog MCP
The bottom line is that you manage your entire e-commerce inventory from chat commands instead of logging into separate seller dashboards.
Subscribe to this MCP on Vinkius and provide your Mercado Livre OAuth2 Access Token.
Connect your preferred AI client (like Cursor or Claude) to the catalog via the Vinkius marketplace.
Ask your agent a question, like 'Update the price of XYZ item to R$100,' and it executes the necessary tool call.
Who uses Mercado Livre Catalog MCP
Anyone whose job involves constant product data changes—especially high-volume sellers. You're the person who gets paid to keep digital storefronts running 24/7, and clicking through multiple web forms is killing your efficiency.
Using this MCP, you publish new campaigns or listings directly from a chat window without leaving your current task.
You automate stock replenishment alerts and mass quantity updates via AI commands, keeping the site accurate minute by minute.
You quickly test new pricing strategies or create draft product descriptions for multiple campaigns in one session.
Benefits of connecting Mercado Livre Catalog MCP
Stop juggling web tabs. You can use create_item to publish new products with full details just by asking your AI client, keeping the whole process conversational.
React instantly to market changes. Use update_price whenever a competitor drops their rates; you adjust pricing across multiple items without manual login time.
Keep inventory counts accurate. When an item sells out or a shipment arrives, use update_stock to update quantities immediately and reliably.
Build products correctly the first time. Before publishing anything, call get_domain_attributes so you never miss a mandatory field like voltage or size.
Audit your catalog easily. Use search_items when you need to quickly see all the listings associated with your account for a performance review.
Mercado Livre Catalog MCP use cases
The seasonal restock
An Inventory Manager needs to update 50 different products. Instead of logging into 50 separate product pages, they ask their agent: 'Update stock for all items in the summer gear category by adding 10 units.' The agent runs update_stock across multiple SKUs instantly.
The pricing war response
A Digital Marketer sees a competitor's price drop. They tell their agent: 'Check the current prices for my top 5 items and raise any that are below R$150.' The agent uses search_items then executes update_price on the necessary SKUs.
The new product launch
An E-commerce Seller needs to list a complex electronic item. They first ask, 'What are the required attributes for cellphones?' The agent uses get_domain_attributes, and then the seller provides all data to run create_item.
Cleaning up old stock
An Inventory Manager wants to remove outdated items. They ask their agent: 'Find all listings marked as obsolete.' The agent runs search_items and then uses delete_item on the returned list of item IDs.
Mercado Livre Catalog MCP tradeoffs
What to watch out for, and the recommended way to handle each one.
Manual data entry
Trying to update 20 prices by logging into the seller panel and manually changing each one in the web interface.
Just tell your agent, 'Update the price for these 20 items,' letting it run update_price through the MCP. You save hours of repetitive clicking.
Guessing attributes
Creating a listing without knowing if you need to specify voltage or size, leading to rejection errors.
Always check first by calling get_domain_attributes for the category. This tells your agent exactly what data points are mandatory before using create_item.
Confusing general updates with specific ones
Trying to change a price and also update the description in separate steps.
Use update_item for broad changes (like title/description) or use update_price when you only need to touch the cost. Don't mix up those two actions.
When to use Mercado Livre Catalog MCP
Use this MCP if your core problem is catalog maintenance, inventory synchronization, or listing publication on Mercado Livre itself. You need a reliable way to manipulate product data (prices, stock counts, titles) and you want that process automated by an agent. Don't use it just because you need marketing copy; for writing descriptions or ad text, use a dedicated language model MCP instead. If your goal is deep financial reporting or tracking sales metrics over time, this MCP provides the write/update capability, but connecting it to a separate analytics tool will give you the necessary read-only data streams.
In short: if the problem can be solved by creating, changing, deleting, or retrieving product records on the site, use this. If the problem is analyzing past sales trends or generating entirely new ideas, look for other tools.
Frequently asked questions about Mercado Livre Catalog MCP
How do I use the Mercado Livre Catalog to find out what fields are required? +
You call get_domain_attributes. This tool reads the marketplace rules for a specific category and tells you exactly which mandatory details, like brand or voltage, must be included in your listing.
Can I update my stock levels using Mercado Livre Catalog? +
Yes, absolutely. Use update_stock to adjust the available quantity for any item ID. This is crucial for preventing overselling when inventory changes rapidly.
Is there a way to publish multiple listings at once with Mercado Livre Catalog? +
While you'll call create_item for each listing, your agent can manage the flow of data. You feed it the details in one prompt, and it handles publishing them sequentially.
What if I need to change a product title and its description? +
You use update_item for general changes like titles or descriptions. This tool lets you modify the core text of a listing without touching the price or stock count.
Does Mercado Livre Catalog let me search all my products? +
Yes, you can run search_items to find and pull details on any other listings that belong under your user account. It helps with auditing and reporting.