Changelog

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July of 2026

  • VTEX: New app for implementing Mercado Pago in your checkout
  • The Mercado Pago plugin is now implemented in VTEX stores by installing the Mercado Pago Payment App. The app is now also responsible for collecting the Device Fingerprint, a security feature that helps improve fraud risk analysis on each transaction.
    For more information, see Configure payment provider.

    Update

    VTEX

  • New possible request error in the Orders API for Checkout API
  • The Orders API for Checkout API now returns the 429 Too Many Requests error ("usage_quota_exceeded") to indicate that the per-client request limit has been reached. For more information about the error and how to resolve it, see the Possible errors documentation for Checkout API integration.

    Addition

    Checkout API

    API Reference

  • Mercado Pago Claude Marketplace v4.2: offline mode and new features
  • Added

    • Offline mode: generate complete integration code without authentication, using bundled plugin files with official Mercado Pago documentation.
    • Automatic product and country detection: identifies product and country from natural language input (e.g., "integrate Checkout Pro for Brazil").
    • "/mp-test-cards [country]" command: retrieve test cards by country without login (BR, AR, MX, etc.).
    • "create_application" tool: create new applications from the plugin wizard (requires login).
    • Windows support: compatibility with Windows environments.
    • Multilingual responses: responds in Spanish, Portuguese, or English based on the language of the query.

    Changed

    • Authentication requirement: login (OAuth) is now required only for account-specific actions: "application_list", "get_credentials", "create_test_user", "add_money_test_user", "search_documentation", "save_webhook", "notifications_history", "quality_checklist", "form_homologation", "create_application".

    Fixed

    • Bug fixes and security improvements.

    Update

    Mercado Pago Claude Marketplace

  • Mercado Pago CLI v1.0.5: Fixes and command removals
  • Fixed

    • "capture" parameter: now sent only when the "--capture" flag is passed. It was previously included in all "mpcli payments create" requests, affecting methods that don't support it and overriding "--data" values. Review your calls if you relied on it being sent automatically.
    • Financial reports: fixed the endpoints for "mpcli reports releases list" and "settlements list", which returned errors on accounts with existing reports.

    Removed

    • "listen", "trigger", "events", and "logs" commands: removed as they are not available for general use.

    Fix

    Mercado Pago CLI