---
title: JavaScript Shopify Functions are now ~40% faster - Shopify developer changelog
description: Shopify’s developer changelog documents all changes to Shopify’s platform. Find the latest news and learn about new platform opportunities.
source_url:
  html: https://shopify.dev/changelog/javascript-shopify-functions-are-now-40-faster
  md: https://shopify.dev/changelog/javascript-shopify-functions-are-now-40-faster.md
---

[Back to Developer changelog](https://shopify.dev/changelog)

September 18, 2024

Tags:

* Tools

# JavaScript Shopify Functions are now \~40% faster

As of Shopify CLI 3.67 and Javy 3.1, Shopify Functions built in JavaScript can see improved performance by as much as 40% when combined with [@shopify/shopify\_function 1.0](https://github.com/Shopify/shopify-function-javascript/releases/tag/v1.0.0)

Learn more about JavaScript for Shopify Functions on [Shopify.dev](https://shopify.dev/docs/apps/build/functions/programming-languages/javascript-for-functions).