TECHSTACK
Germany · Marketplace
Founded in Berlin in 2008, Zalando has grown into one of Europe’s largest fashion platforms. I follow it because it is unusually open about the technology behind its shopping experience, logistics and AI.
Content production · Customer service · Logistics · Personalization · Search
2026 · AI & machine learning
Robotics
Content production · Customer service · Logistics
AI expanded into lifestyle assistant, logistics robotics and generative image processing; 90% of on-site marketing content AI-generated.
2025 · AI & machine learning
Generative AI
Personalization · Content production · Customer service
Upgraded Assistant with deeper personalization/context; expanded generative AI content production and digital-model workflows.
2024 · AI & machine learning
Generative AI · LLM
Content production · Customer service
Rolled AI Assistant to all 25 markets; used own models + OpenAI LLMs and generative AI for product backgrounds.
2023 · AI & machine learning
LLM
Search · Customer service
Launched beta fashion assistant powered by ChatGPT for conversational product discovery.
What interests me most about Zalando is that the newest AI features sit on top of technology the company has been building for years. Recommendations, product data, experimentation and the data platform were already there long before ChatGPT appeared.
official company · 2026
official company · 2025
official company · 2024
official company · 2023
Phia’s Digital Closet turns purchase history into a wardrobe. The interesting question is what happens after the catalog exists.
We used to laugh at smart fridges that warned you when you were running low on milk. Now AI wants to know how many black T-shirts I own.
Fashion retail promised a mirror that understood bodies, fabrics, and fit. What it often shipped was a screen with a few buttons.
Remember those scenes in Black Mirror where an ordinary surface suddenly becomes an interface? That was the promise of the smart mirror.
Mango Stylist is another chat window. The work starts when a vague occasion has to become products that match, are in stock, and still feel like Mango.
AI chatbot fatigue has already set in. Now Mango has joined the list with Mango Stylist. The chatbot is not the interesting part.
Ask Ralph is a familiar RAG pattern in a Polo sweater. The model is rented. Preparing the assortment is the real work.
Training your own multimodal model from scratch takes a lot of time and money. A lot of brands are taking a different route. Ralph Lauren launched Ask Ralph.
Last reviewed: August 2026