Mercadolivre Reviews Spider Scraper

A production-ready tool for extracting detailed customer reviews from Mercadolivre product pages at scale.
It helps teams turn raw Mercadolivre reviews into structured insights for sentiment analysis, benchmarking, and decision-making.

     

Created by Bitbash, built to showcase our approach to Scraping and Automation!
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Introduction

This project extracts structured customer review data from Mercadolivre product listings, transforming unstructured feedback into clean, analyzable datasets.
It solves the challenge of manually collecting and normalizing large volumes of product reviews.
It is built for e-commerce analysts, marketers, data teams, and researchers.

Customer Review Intelligence for Mercadolivre

• Collects full review details including ratings, text, dates, and images
• Handles multiple product URLs in a single run
• Produces consistent, analytics-ready structured output
• Designed for large-scale review analysis and reporting

Features

Feature	Description
Comprehensive Review Extraction	Captures ratings, titles, bodies, dates, images, and source URLs per review.
Scalable Crawling	Processes multiple product pages efficiently with parallel execution.
Structured Output	Outputs clean, normalized JSON ready for storage or analytics pipelines.
Proxy Support	Supports configurable proxy usage to improve access reliability.
Error Recovery	Retries failed requests and logs issues for stable long-running jobs.
Custom Inputs	Allows precise targeting through user-defined product URLs.

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What Data This Scraper Extracts

Field Name	Field Description
Review_Id	Unique identifier assigned to each customer review.
Product_Id	Identifier of the product associated with the review.
Rating	Numerical rating given by the customer.
Title	Short headline of the review.
Body	Full review text written by the customer.
Date	Date when the review was published.
Full_Review	Combined title and body text for convenience.
Image_URLs	List of image URLs attached to the review.
URL	Source URL where the review was collected.
Crawled_Date	Timestamp indicating when the data was extracted.

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Example Output

[
      {
        "Review_Id": "1830050664",
        "Product_Id": "MLM2031633061",
        "Rating": 5,
        "Title": "excelente",
        "Body": "Esta robusta y tiene buenas funciones junto con la app, la recomiendo...",
        "Date": "03-02-2025",
        "Full_Review": "excelente: Esta robusta y tiene buenas funciones junto con la app...",
        "Image_URLs": [
          "https://http2.mlstatic.com/D_NQ_NP_982383-MLA82227086969_022025-F.jpg",
          "https://http2.mlstatic.com/D_NQ_NP_786388-MLA81946094768_022025-F.jpg"
        ],
        "URL": "https://articulo.mercadolibre.com.mx/noindex/catalog/reviews/MLM2031633061",
        "Crawled_Date": "11-18-2025"
      }
    ]

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Directory Structure Tree

Mercadolivre Reviews Spider/
├── src/
│   ├── main.py
│   ├── crawler/
│   │   ├── reviews_collector.py
│   │   └── pagination_handler.py
│   ├── parsers/
│   │   ├── review_parser.py
│   │   └── text_cleaner.py
│   ├── utils/
│   │   ├── request_manager.py
│   │   └── logger.py
│   └── config/
│       └── settings.example.json
├── data/
│   ├── sample_input.json
│   └── sample_output.json
├── requirements.txt
└── README.md

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Use Cases

• E-commerce analysts use it to analyze Mercadolivre reviews, so they can identify product strengths and weaknesses.
• Marketing teams use it to monitor customer sentiment, so they can optimize messaging and positioning.
• Competitive researchers use it to compare similar products, so they can benchmark performance.
• Content teams use it to aggregate real user feedback, so they can create authentic review-based content.
• Academic researchers use it to study consumer behavior trends, so they can support data-driven publications.

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FAQs

Can I scrape reviews from multiple products at once?
Yes, the tool supports multiple product URLs in a single run, allowing batch collection at scale.

Does it include review images and ratings?
Yes, ratings, text content, and all available image URLs are extracted per review.

Is the output easy to integrate with analytics tools?
The output is structured JSON, making it straightforward to load into databases, dashboards, or BI tools.

How does it handle failed requests?
Built-in retry logic and logging help maintain stability and data completeness during long runs.

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Performance Benchmarks and Results

Primary Metric: Processes hundreds of reviews per minute depending on page size and network conditions.

Reliability Metric: Maintains a high successful extraction rate with automatic retries for transient failures.

Efficiency Metric: Optimized request handling minimizes redundant loads and reduces execution time.

Quality Metric: Delivers high data completeness with consistent field coverage across reviews.

"Bitbash is a top-tier automation partner, innovative, reliable, and dedicated to delivering real results every time." Nathan Pennington Marketer ★★★★★

"Bitbash delivers outstanding quality, speed, and professionalism, truly a team you can rely on." Eliza SEO Affiliate Expert ★★★★★

"Exceptional results, clear communication, and flawless delivery. Bitbash nailed it." Syed Digital Strategist ★★★★★