Seems like everyone is building a ChatGPT thing right now, doesn’t it? Well we are too! Inspired by so many others, we decided to see what AI could do with our simplified analytics and observability data. Turns out, it can do quite a lot. I’m thrilled to share that we’ve shipped our first AI insights chatbot, Professor Sloth.

In 2021, we started Request Metrics as a simple and developer-friendly service to measure and improve web performance. We built an incredible platform that distilled complex data down into simple reports and recommendations. Lots of teams around the world found valuable insights in Request Metrics that they couldn’t get anywhere else. But web performance data can be very unpredictable—the web slows down in all sorts of ways.

You can hardly even talk about web development without mentioning JavaScript. Because of its popularity, JavaScript has given birth to several frameworks and libraries that developers can barely keep up with. This post will discuss two popular JavaScript front-end frameworks and libraries: Svelte vs React and their performance. We’ll determine if Svelte is faster than React or whether Svelte is better than React. We’ll also compare the two to determine which is better for performance.

Images engage users, drive clicks, and generally make everything better–except performance. Images are giant blobs of bytes that are usually the slowest part of your website. This 2024 guide has everything you need to know for fast images on the web. Images are big. Really big. The bytes required for an image dwarf most site’s CSS and JavaScript assets. Slow images will damage your Core Web Vitals, impacting your SEO and costing you traffic.

Cumulative Layout Shift (CLS), sometimes known as jank, is a measurement of how much elements move due to late-rendered content. You can think of it as a measurement of layout instability. It has become a common problem for many websites due to third-party scripts and tag management and its one of the new Core Web Vital metrics.

How is Google so fast? It’s so fast we take it for granted. It feels instant from the time you search to when results are displayed. What can we learn about the techniques they use to make their site so fast?

This is the complete guide to the metrics, methods, and measurements of web performance in 2023. If you run a website, this guide has all the fundamental ideas you need to understand to build a fast website for your users, and for search engines.

Largest Contentful Paint (LCP) is a measurement of how long the largest element on the page takes to render. It’s one of several Web Vital metrics that measure how real users perceive the performance of modern web applications. New measurements like Largest Contentful Paint are increasingly important as JavaScript and SPA’s render more content after page load is completed.

Whether you’re an e-commerce company, a SaaS provider, or a content publisher, understanding the performance of your website is important to everyone on the team—not just the developers. Performance is a huge part of the user experience and directly tied to how well your website achieves its goals. But web performance is often measured in very technical terms, like Largest Contentful Paint, that cause most business folk’s eyes to glaze over.

Implementing Google Ads can be complicated. If done incorrectly, it negatively impacts your website’s performance. Fortunately, there is a new Google Lighthouse plugin tailored specifically to find problems with your Google ad implementation.