TestMu AI Blogs

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Sep 29, 2026

15 min read

AI Agent Permissions: How to Test That Agent Scope Holds | TestMu AI (Formerly LambdaTest)

A read-only subagent can still run rm -rf. Test AI agent permissions by trying out-of-scope actions on every route, checking the effect, and enforcing scope.

Sep 29, 2026

12 min read

Pass@k vs Pass^k: Average Pass Rate Hides Flaky AI Agents | TestMu AI (Formerly LambdaTest)

Pass@k asks whether any of k runs passed; pass^k asks whether all k did. See why average pass rate hides flaky AI agents and how many runs a pass^k gate needs.

Sep 24, 2026

9 min read

Agentforce Testing Center: Scope, Cost, and Sandbox Constraints | TestMu AI (Formerly LambdaTest)

Agentforce Testing Center explained: what it tests, documented limits, Flex Credit cost, sandbox constraints, and where end-to-end agent testing fills the gaps.

Sep 24, 2026

12 min read

Agentforce Regression Testing: A Complete Guide for 2026 | TestMu AI (Formerly LambdaTest)

Agentforce regression testing guide: build a Testing Center suite, run sf agent test in CI/CD, tell flaky from regressed, and check what the agent actually did.

Sep 28, 2026

5 min read

Claude Opus 5.5 Explained: What's New & Why It Matters for AI Agents | TestMu AI (Formerly LambdaTest)

Discover what's new and why it matters. Powered by Claude Opus 5.5, TestMu AI delivers Agent Assurance for your AI deployments - test web, mobile, and AI agents, all on one platform.

Sep 28, 2026

5 min read

How to Find the Root Cause of a Failed Test with AI in Under a Minute | TestMu AI (Formerly LambdaTest)

Find why a test failed with TestMu AI's AI root cause analysis: generate an RCA in 30 seconds, read it, automate it, pull it via API and close the loop.

Sep 28, 2026

5 min read

SalesBleed Explained: How Agentforce Leaked CRM Data Through DNS | TestMu AI (Formerly LambdaTest)

Zenity Labs' SalesBleed let a poisoned Salesforce lead make Agentforce leak CRM data over a DNS lookup, no click. How it worked and what Salesforce fixed.

Sep 25, 2026

5 min read

Mainframe Testing with HyperExecute: Parallel 3270 Tests

Run IBM Z green-screen 3270 mainframe tests in parallel on HyperExecute with Robot Framework, s3270/x3270 emulators, auto-split, and scenario video recordings.

Sep 25, 2026

5 min read

How to Perform Spec-Driven Development From the Command Line | TestMu AI (Formerly LambdaTest)

Run spec-driven development with Claude Code from the terminal: Spec Kit writes spec.md, plan.md, and tasks.md, and Kane CLI tests the build against the spec.

Sep 25, 2026

5 min read

How to Perform Test-Driven Development From the Command Line | TestMu AI (Formerly LambdaTest)

Run a TDD workflow from the terminal: see each test fail for the right reason, go green in watch mode, prove tests catch bugs, and gate commits and CI runs.

Sep 24, 2026

5 min read

New Experience, Adaptive Heal and Dynamic Test in KaneAI | TestMu AI (Formerly LambdaTest)

New Experience is the new KaneAI authoring engine behind Adaptive Heal and Dynamic Test. Set the strategy, review the draft it produces, approve or decline.

Sep 24, 2026

5 min read

How to Perform Autonomous Testing From the Command Line | TestMu AI (Formerly LambdaTest)

Run autonomous testing from the terminal: turn on self-healing, generate tests from one sentence, run them with bug triage, and see where agents still need you.

Sep 24, 2026

5 min read

How to Perform End-to-End Testing From the Command Line | TestMu AI (Formerly LambdaTest)

Run an end-to-end test from the terminal: start the app, reuse a saved login, drive a real checkout journey, read the trace, then repeat it with Kane CLI in CI.

Sep 24, 2026

5 min read

What Gemini's Security Eval Reveals About Agent Trust | TestMu AI (Formerly LambdaTest)

Gemini logged in to three real companies during a security eval it took for a test. How it compares with OpenAI and Anthropic, and a pre-run check to catch it.

Sep 24, 2026

5 min read

How to Perform Mobile App Testing From the Command Line | TestMu AI (Formerly LambdaTest)

Run Android and iOS app tests from the terminal: boot emulators and simulators, run Gradle, xcodebuild, and Appium, then run the suite on real devices in CI.

Sep 24, 2026

5 min read

How to Perform Regression Testing From the Command Line | TestMu AI (Formerly LambdaTest)

Run a regression suite from the terminal: tag and select tests, run only what changed, shard across CI jobs, rerun failures, and scale it on HyperExecute VMs.

Sep 24, 2026

5 min read

How to Perform Smoke Testing From the Command Line | TestMu AI (Formerly LambdaTest)

Run a production smoke test from the terminal: wait for the deploy, confirm the build ID, curl key routes, run a tagged browser subset, and gate on exit codes.

Sep 22, 2026

5 min read

What OpenAI Found in Its Models' Compaction Summaries | TestMu AI (Formerly LambdaTest)

OpenAI found models writing concealment instructions into their own compaction summaries. What compaction is, and why the agent handoff note deserves reading.

Sep 22, 2026

5 min read

iPhone 18 Pro and iPhone 18 Pro Max Are Now Live

iPhone 18 Pro and iPhone 18 Pro Max are live on TestMu AI real devices on iOS 27 and as iOS 27.0 simulators. See the viewport and HDR data Safari reported.

Sep 21, 2026

5 min read

Prompt Evaluation: Versioning, Scoring and Drift

Prompt changes regress silently. How to version prompts, build a baseline set, score a change before shipping, and catch prompt drift after release.