RetailAnalysis

Conversational AI in Brazilian Retail: How Giants Are Transforming the Shopping Experience

Analysis of how companies like Boticário, Carrefour, Magazine Luiza, and Lotte are using conversational AI to reshape the relationship between brands and consumers.

11 de fevereiro de 2026

10 min read

Source: mundodomarketing.com.br

+46%

Conv. Boticário

3x

Conv. Magalu

-40%

Workload Lotte

Brazilian retail is at the global forefront of adopting conversational AI. While many markets are still experimenting with basic chatbots, Brazilian companies are already deploying sophisticated AI agents that sell, serve, and analyze data through natural conversations.

This analysis examines four emblematic cases — Grupo Boticário, Carrefour, Magazine Luiza, and Lotte Homeshopping — to identify patterns, strategies, and lessons learned from the conversational AI revolution in retail.

+46%

Conv. Boticário

3x

Conv. Magalu

-40%

Workload Lotte

The Brazilian Digital Retail Landscape

The Personalization Approach: Grupo Boticário and Intelligent Recommendations

Grupo Boticário achieved a 46% increase in e-commerce conversion with an AI assistant that personalizes the shopping experience. The key wasn't just the technology, but the deep understanding of the beauty consumer's specific needs: skin type, fragrance preferences, special occasions.

This case illustrates a fundamental principle: effective conversational AI requires domain-specific knowledge. A generic recommendation system wouldn't achieve the same impact as one that understands the nuances of the beauty market.

The lesson for other retailers is clear: AI investment should start with mapping the specific areas of knowledge that differentiate the brand's shopping experience.

Strategies That Work: From Personalization to Scale

The Multi-persona Approach: Carrefour and Humanized Service

Carrefour reduced response time from 4 hours to 40 minutes with three distinct AI personas — one for each brand (Carrefour, Atacadão, Sam's Club). Beyond operational efficiency, this case demonstrates that AI can be a tool for maintaining brand identity at scale.

The approach of creating specific personas for each audience segment is a strategy that can be replicated by any company operating multiple brands or serving distinct audiences. The key is combining centralized efficiency (one technology base) with decentralized personalization (unique personalities).

The 80% remote work model, enabled by AI tools, also points to a future where technology enables more flexible and efficient operations.

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WhatsApp as a Competitive Advantage

The End-to-End Commerce Approach: Magazine Luiza and Conversational Sales

Magalu's case is the most complete example of conversational commerce: a single conversation on WhatsApp that covers from discovery to payment, with 3x the conversion of the app. Lu's multi-agent architecture — with specialized agents for search, comparison, cart, and payment — represents the state-of-the-art in what can be achieved.

The NPS of 90 is particularly significant: it demonstrates that the conversational experience is not just efficient, but genuinely enjoyable. Customers prefer talking to Lu over navigating a traditional app.

For the market, this case signals that conversational commerce is not a complement to e-commerce — it may become the primary channel for product categories where curation and assistance add value.

How Catalisa Addresses This Scenario

Catalisa offers a unified platform that enables any retailer to implement the conversational AI strategies demonstrated by these market leaders.

With Catalisa's AI Agents, it's possible to create personalized recommendation agents (like Boticário), multi-persona agents (like Carrefour), end-to-end sales agents (like Magalu), and first-tier automation agents (like Lotte) — all through an intuitive visual interface.

The platform combines WhatsApp integration, CRM and e-commerce connectivity, and built-in analytics to deliver measurable results from day one.

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Bibliographic References

MUNDO DO MARKETING. “Grupo Boticário lança assistente de IA e eleva conversão em 46% no e-commerce”. mundodomarketing.com.br. Disponível em: https://mundodomarketing.com.br/grupo-boticario-lanca-assistente-de-ia-e-eleva-conversao-em-46-no-e-commerce. Acesso em: 27 fev. 2026.

IT FORUM. “Carrefour aposta em IA para atendimento humanizado”. itforum.com.br. Disponível em: https://itforum.com.br/noticias/carrefour-aposta-ia-atendimento-humanizado/. Acesso em: 27 fev. 2026.

EXAME. “Lu, do Magalu, ganha cérebro com IA e vira vendedora dentro do WhatsApp”. exame.com. Disponível em: https://exame.com/inteligencia-artificial/lu-do-magalu-ganha-cerebro-com-ia-e-vira-vendedora-dentro-do-whatsapp/. Acesso em: 27 fev. 2026.

AWS BLOG. “Lotte Homeshopping reduces human agent workload by 40% with Sendbird on AWS”. aws.amazon.com. Disponível em: https://aws.amazon.com/pt/blogs/industries/lotte-homeshopping-reduces-human-agent-workload-by-40-with-sendbird-on-aws/. Acesso em: 27 fev. 2026.

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