# 2,000 robots walk into a shop...

DevFeed: [2,000 robots walk into a shop...](<https://devfeed.tech/articles/2-000-robots-walk-into-a-shop-1619.md>)

Original publisher: [Read original article](<https://shopify.engineering/simgym>)

Author: Javier Moreno

Published: 2026-02-27T18:11:45Z

Content type: article

Language: en

Sources: [Shopify Engineering](<https://devfeed.tech/sources/shopify-engineering.md>), [Shopify Engineering - Shopify Engineering](<https://devfeed.tech/sources/shopify-engineering-shopify-engineering.md>)

Topics: [AI Bots](<https://devfeed.tech/topics/ai-bots.md>), [AI Chat](<https://devfeed.tech/topics/ai-chat.md>)

Tags: [browser](<https://devfeed.tech/tags/browser.md>), [chromium](<https://devfeed.tech/tags/chromium.md>), [cloud](<https://devfeed.tech/tags/cloud.md>), [collaboration](<https://devfeed.tech/tags/collaboration.md>), [cost](<https://devfeed.tech/tags/cost.md>), [gpt](<https://devfeed.tech/tags/gpt.md>), [inference](<https://devfeed.tech/tags/inference.md>), [infrastructure](<https://devfeed.tech/tags/infrastructure.md>), [json](<https://devfeed.tech/tags/json.md>), [latency](<https://devfeed.tech/tags/latency.md>), [llm](<https://devfeed.tech/tags/llm.md>), [nvidia](<https://devfeed.tech/tags/nvidia.md>), [robots](<https://devfeed.tech/tags/robots.md>), [shopify](<https://devfeed.tech/tags/shopify.md>), [testing](<https://devfeed.tech/tags/testing.md>)

## AI overview

Shopify describes SimGym, a system that uses LLM-guided browser robots to simulate shopper behavior and compare storefront themes. The article focuses on the infrastructure and latency trade-offs of running many cloud-browser sessions alongside model inference.

## Source excerpt

SimGym infrastructure for synthetic customers at scale. A Shopify + NVIDIA collaboration.