Agent Regression Testing: Catch What Breaks Between Releases
Agent regression testing guide: what breaks AI agents between releases, what to assert, how to tell a regression from a flaky run, and how to gate on verdicts.
TestMu AI Blog20 min read
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AI Guardrails: Types, Tools, and How to Test That They Hold
AI guardrails explained: input, output and tool-call rails, how Guardrails AI, NeMo Guardrails and Llama Guard differ, and how to test that each rail holds.
TestMu AI Blog23 min read
Kotlin Unit Testing: A Beginner’s Guide With Examples
Kotlin unit testing tutorial: set up JUnit 5 in IntelliJ IDEA with Gradle, write your first test, measure coverage, and mock dependencies with Mockito.
TestMu AI Blog17 min read
LLM Security: OWASP Top 10 for LLMs 2026 and How to Test It
LLM security explained: the OWASP Top 10 for LLM Applications 2026, how it differs from LLM safety, and one test per risk with the evidence that decides it.
TestMu AI Blog22 min read
What Is Static Testing? Techniques, Tools, and Examples
Static testing finds defects in code, requirements, and designs without running the software. Learn its techniques, tools, examples, and best practices.
TestMu AI Blog25 min read
How to Compare One Flow Across Browsers
A cross-browser difference only means something when the browser is the only thing that changed. Here is how to run a controlled sweep in one live session.
TestMu AI Blog12 min read
How to Test Your Site on a Beta Browser Version
Chrome Beta ships over a month before Stable. Here is how to test your site on a beta browser version in a live session and catch breaking changes early.
TestMu AI Blog15 min read
Agentic AI Risks: 11 Risks and How to Test for Each
Agentic AI risks such as false completion reports, goal hijacking and runaway cost: 11 risks, the evidence each one leaves, and the test to run before release.
TestMu AI Blog20 min read
11 Best AI Observability Tools in 2026: LLM Tracing Compared
Compare 11 AI observability tools for LLM tracing and monitoring in 2026: tracing model, OpenTelemetry support, self-hosting, and which tools changed owners.
TestMu AI Blog22 min read
17 Agile Metrics and KPIs to Boost Testing Efficiency
Explore key Agile metrics and KPIs designed to enhance testing efficiency, streamline workflows, and drive measurable improvements in software quality.
TestMu AI Blog28 min read
AI Agent Hallucination: Detecting False Completion Reports
Agent action hallucination is when an AI agent reports work it never did. Why text-level detection misses it, and how to verify actions against real evidence.
TestMu AI Blog21 min read
A/B Testing Tutorial: Complete Guide With Best Practices
A/B testing compares two versions of a page or feature with real users. Learn A/B testing types, metrics, statistics, steps, tools, and best practices.
TestMu AI Blog33 min read
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