TLDR Tech / Data
Your Cart Has a Story. Here's How We Learned to Read It
Zepto built a Cart Contextual Model that treats shopping carts as “sentences” and uses a Transformer-based masked language model (MLM) to infer user intent in real time as items are added. By training on historical cart patterns with temporal, geographical, and product signals plus inverse-frequency masking to handle long-tail items, the model predicts what else the user will likely buy.
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