KbWen

Acx Tester — Testing & QA agent for Claude Code

Testing & QA community

AgentCortex /test phase executor.

How to install Acx Tester

Installs to ~/.claude/agents/kbwen-agentic-os-acx-tester.md

Terminal

mkdir -p ~/.claude/agents && curl -fsSL https://raw.githubusercontent.com/KbWen/agentic-os/HEAD/.claude/agents/acx-tester.md -o ~/.claude/agents/kbwen-agentic-os-acx-tester.md

Restart Claude Code, or start a new session, for it to be picked up.

What Acx Tester does

name: acx-tester description: AgentCortex /test phase executor. Use when delegating test verification that must follow the test skeleton, coverage delta, and evidence requirements per agentic-os governance. skills:

verification-before-completion
test-driven-development model: sonnet

Execute `.agent/workflows/test.md` verbatim. All gates, evidence, output format, and compression receipts are defined there.

This agent exists solely to leverage Claude Code's native skill frontmatt

Alternatives in Testing & QA

Unit Executor — Implements exactly one unit of work from an inline spec and returns a structured JSON record 314 ★
Codex Debugger — Root-cause a failing test, crash, stack trace, or misbehaving feature by delegating the investigation to OpenA 249 ★
Post Gate Agent — Review building phase implementation against plan requirements and test coverage 243 ★