AI Testing 14 min
Playwright MCP vs CLI vs Agents: What to Use in 2026
Playwright has three ways to talk to AI: MCP, CLI, and Test Agents. Here's the decision framework an enterprise SDET uses to pick the right one for 2026.
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Test automation that survives production.
I'm Halmurat T. — senior SDET writing about test automation at enterprise scale. Fifteen years debugging production systems at Fortune 500 telecom, insurance, retail, and financial services. The kind of scars you can't read about in documentation.
This blog is opinionated by design. Playwright vs Selenium isn't a tie. Page Object Model is overengineered. Your flaky test isn't flaky — it's broken. If that sounds useful, stick around.
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12 min
Claude Code Has 2 Primitives, Not 3 — Use Skills First
Most engineers think Claude Code has three primitives. It actually has two — skills and subagents. Here's when to use which, with token-cost benchmarks.
11 min
Playwright's New CLI Debugger Finally Works in Headless CI
Playwright 1.59 ships --debug=cli and scriptable trace analysis. The first debug surface that actually works where enterprise tests fail — headless CI.
11 min
Playwright 1.59's Screencast API Ends Useless Test Videos
Playwright 1.59 ships a Screencast API with burned-in action annotations and chapter markers. Microsoft sells it for AI agents — the real win is CI triage.
24 min
Stop Sharing Test Environments — Build One You Control
Shared staging environments are the #1 source of flaky UI tests in enterprise teams. Here's the 5-pillar blueprint for building a controlled test environment.
11 min
We Cut 150 Min of Test Setup with 3 Java Classes
How we built a Playwright API test data layer in Java — replacing UI setup that burned 150 minutes per run with 3 classes and a legacy API wrapping pattern.