Grafana k6: A Complete Practical Guide for Automating Performance Tests

What is Grafana k6? Grafana k6 (commonly just called k6) is an open-source, QA/SDET-friendly, and extensible load testing tool built by Grafana Labs. It lets you write performance test scripts in JavaScript or TypeScript and execute them against your APIs. It is designed for: QA Engineers and SDETs who need reliable, repeatable load scenarios Developers who want to write tests as code SREs who want to validate SLOs before and after deployments k6 is built in Go , which means the test runner itse