Test Guild Blog

Browser-Based Load Testing vs. JMeter: When Real Browsers Are Worth the Cost

Thu, 17 Sep 2026 12:39:28 GMT

Quick Answer Browser-based load testing (also called real-browser load testing) drives real browser sessions through your critical user journeys under […]

What Is HTTP in Performance Testing?

Wed, 09 Sep 2026 21:56:43 GMT

HTTP is the protocol web browsers, mobile apps, and test tools use to request information from a server and receive […]

What Is an SDET? Skills & Career Guide for 2026

Tue, 01 Sep 2026 10:47:31 GMT

What is an SDET? An SDET (Software Development Engineer in Test) is a software engineer whose main job is building […]

What is Throughput in Performance Testing?

Sun, 16 Aug 2026 03:26:49 GMT

What is Throughput in Performance Testing? Throughput is the amount of work an application completes over a given period. In […]

I Set Up Grok Bot as a QA Engineer and Pointed It at a Live App

Wed, 12 Aug 2026 13:15:07 GMT

Short answer: Grok Bot found a real bug, and it stopped about two inches below the surface. I pointed a […]

What Is AI-DLC? The AI Delivery Lifecycle for Governed Software Delivery

Thu, 06 Aug 2026 08:00:05 GMT

A Director of Sales hit me with “AI-DLC” last week like I should already know it. I nodded. Then I […]

What Changes for Your Team with Amikoo

Sun, 26 Jul 2026 19:28:28 GMT

Your developers are shipping more code than they were a year ago. Probably a lot more. And your test coverage […]

What Are Concurrent Users in Performance Testing?

Thu, 09 Jul 2026 21:46:29 GMT

Concurrent users are the people or virtual users who are active in an application during the same time window. They […]

Agentic Testing vs Playwright: Lessons from QA.tech

Thu, 02 Jul 2026 11:45:12 GMT

I’ve talked to a lot of people who claim their tool does “agentic testing.” Most of the time it’s a […]

13 Best MCP Servers for Test Automation in 2026

Tue, 30 Jun 2026 13:50:06 GMT

What is Model Context Protocol (MCP) Model Context Protocol (MCP) is an open standard that lets AI agents — Cursor, […]

The JMeter Alternative for Teams Who’ve Outgrown Open Source But Can’t Stomach LoadRunner Prices

Tue, 30 Jun 2026 10:42:15 GMT

Disclosure: OctoPerf is a TestGuild sponsor. All opinions are my own. Here’s a pattern I’ve seen over and over again […]

Agentic AI for Mobile QA: How AI Agents Test Apps (Maestro)

Fri, 26 Jun 2026 18:05:58 GMT

Look, I’ll be straight with you. I’ve been vibe coding in Cursor for about a year and a half, and […]

Best API Testing Tools in 2026: A Practitioner’s Guide

Sun, 31 May 2026 12:16:00 GMT

Here’s the thing about API testing tools: the list has exploded. What used to be “Postman or SoapUI?” is now […]

What Is Automation Testing? A Practitioner’s Guide for 2026

Thu, 28 May 2026 13:00:02 GMT

After blogging about testing for over fifteen years, I realized something embarrassing a while back: I’d never actually sat down […]

Best Desktop Automation Testing Tools in 2026: Use vs Avoid

Tue, 26 May 2026 03:10:11 GMT

While many testers only focus on browser automation there is still a need for Automating Testing Desktop Applications. Desktop automation […]

Kobiton + Claude MCP: Real Device AI Testing, Honest Take

Tue, 12 May 2026 17:59:12 GMT

Bottom Line: Kobiton is the first real device testing platform I’ve seen that makes AI-powered mobile testing feel like it […]

Alumnium: The Open Source AI Layer That Works With Selenium AND Playwright

Fri, 08 May 2026 18:45:32 GMT

Look, most of the AI testing tools I cover on the TestGuild Automation Podcast share two things in common: they’re […]

Accessibility Testing Tools (2026): 5 Experts Weigh In

Mon, 04 May 2026 12:38:14 GMT

At least one in five people has some kind of impairment, so it’s important to have them in mind when […]

Testing Flutter Apps in 2026: A Real-World Guide

Sat, 18 Apr 2026 17:19:59 GMT

Last Updated: April 18, 2026 By Joe Colantonio — 25+ years in testing, 500+ podcast interviews with tool creators Full […]

Testing AI: What Actually Works for QA Teams in 2026

Sat, 18 Apr 2026 11:58:37 GMT

If you’ve spent any time testing AI-powered applications lately, you’ve probably hit this moment: you run the same test twice, […]