Executing Structured A.I. Workflows with Shopify Roast – code.dblock.org | tech blog

16-May-2025 2216
Last week, my team at Shopify released a new tool called Roast, a convention-oriented framework for creating structured AI workflows. Our vision is to enable A.I. agents to solve developer productivity problems at scale. Imagine continuously improving unit tests, or optimizing test performance across hundreds of thousands of tests with minimal human intervention! As we embarked on this journey, we quickly learned that, like many junior Engineers, A.I. needs some help focusing, and may not be ready to roam free around millions of lines of code and not hallucinate random results. So we made Roast, which gave A.I. some structure. In the following example I will grade a Ruby unit test.

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