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Insights on AI, software testing, and building the future of QA

Illustrated Shiplight blog cover: a developer-facing API endpoint card beside a model-facing protocol layer wrapping it, an AI agent discovering tools at runtime.
GuidesEngineering

MCP vs API: What Is Actually Different

Illustrated Shiplight blog cover: an open modular terminal harness with several swappable glowing model cards slotting into it, beside a single sealed managed agent capsule.
GuidesEngineering

OpenCode vs Claude Code: Open Source Agent or Managed One?

Illustrated Shiplight blog cover: a performance dashboard separating single-user latency from concurrent-load behavior.
GuidesBest Practices

Performance Testing: What to Measure Before You Load Test

Illustrated Shiplight blog cover: a glossy browser window wired through a glowing protocol connector to an AI agent, the page rendered beside it as a clean structured accessibility tree of labeled nodes.
GuidesEngineering

Playwright MCP: Giving AI Agents a Real Browser in 2026

Illustrated Shiplight blog cover: one automation library card driving a single browser engine beside another driving three browser engines in parallel.
GuidesEngineering

Playwright vs Puppeteer: Which Browser Automation Library?

Illustrated Shiplight blog cover: a growing suite of automated checks with a maintenance weight attached, balanced against the coverage it provides.
GuidesBest Practices

QA Automation: What It Is and What It Costs to Keep

See testing that keeps up with your AI coding agents.