Paper on Shopify's systems presents one generative model for search and recommendation
SID-LLM represents products as short semantic IDs and, per the paper, matched Shopify's multi-model search stack within production latency limits.
Our takeThe paper says SID-LLM represents products with content-derived tokens, is trained on catalog and behavioral data, and produced significant gains in online A/B tests when added to Shopify's search and recommendation stacks.

