Agent
Claude Code agents for Testing
Flowy lists 280 subagents for Testing, and the most-starred are playwright-test-coverage.prompt, playwright-test-generate.prompt and playwright-test-generator.agent, all three from the 98,518-star playwright plugin. That plugin was last pushed on October 25, 2026.
playwright-test-coverage.prompt playwright-test-generate.prompt Agentplaywright-test-generator.agent Agentplaywright-test-genera…
Use this agent when you need to create automated browser tests using Playwright
@microsoftInstall Agentbkend-expert Agentbkend-expert
bkend.ai BaaS platform expert agent. Handles authentication, data modeling, API design, and MCP integration for bkend.ai…
@popup-studio-aiInstall Agentbkit-impact-analyst Agentbkit-impact-analyst
bkit plugin architecture and impact analysis specialist agent. Deeply understands bkit's codebase, philosophy, and component…
@popup-studio-aiInstall Agentcc-version-researcher Agentcc-version-researcher
Claude Code CLI version change researcher agent. Investigates official docs, technical blogs, GitHub issues/PRs/changelog to…
@popup-studio-aiInstall Agentadaptive-coordinator Agentadaptive-coordinator
Dynamic topology switching coordinator with self-organizing swarm patterns and real-time optimization
@proffesor-for-testingInstall Agentadr-architect Agentadr-architect
V3 Architecture Decision Record specialist that documents, tracks, and enforces architectural decisions with ReasoningBank…
@proffesor-for-testingInstall Agentagent Agentagent
Goal-Oriented Action Planning (GOAP) specialist that dynamically creates intelligent plans to achieve complex objectives. Uses…
@proffesor-for-testingInstall Agentautomate-agent Agentreview-agent Agentsession-agent Agenttestdriver Agenttestdriver
An expert at creating and refining automated tests using TestDriver.ai
@testdriveraiInstall Agentapi-tester-specialist.agent AgentAuto-invokedapi-tester-specialist.…
Specialist in creating and executing API tests. Handles REST Assured, Playwright API testing, and Supertest frameworks with full…
@fugaziInstall Agentplaywright-test-generator.agent AgentAuto-invokedplaywright-test-genera…
Generates Playwright tests from test plans by recording real interactions. Use when you need to create automated browser tests…
@fugaziInstall Agentplaywright-test-healer.agent AgentAuto-invokedplaywright-test-healer…
Use this agent when you need to debug and fix failing Playwright tests
@fugaziInstall Agentwio-candidate-scout Agentwio-candidate-scout
Read-only WIO subagent for discovering high-value test or workload candidates before implementation. Use during `$wio scan`,…
@workersioInstall Agentwio-strategy-critic Agentwio-strategy-critic
Read-only WIO subagent for challenging the selected testing strategy before implementation. Use after candidate selection and…
@workersioInstall Agentwio-test-reviewer Agentwio-test-reviewer
Read-only WIO subagent for reviewing a written test and deciding KEEP, REDO, or REMOVE. Use after `$wio test` edits a test, or…
@workersioInstall Agentwio-candidate-scout Agentwio-candidate-scout
Read-only WIO subagent for discovering high-value test or workload candidates before implementation. Use during `$wio scan`,…
@workersioInstall Agentwio-strategy-critic Agentwio-strategy-critic
Read-only WIO subagent for challenging the selected testing strategy before implementation. Use after candidate selection and…
@workersioInstall Agentwio-test-reviewer Agentwio-test-reviewer
Read-only WIO subagent for reviewing a written test and deciding KEEP, REDO, or REMOVE. Use after `$wio test` edits a test, or…
@workersioInstall Agentformal-verifier Agentformal-verifier
DAE formal verifier. Checks one target function against one confirmed invariant with TLA+ (interleavings, state machines) or Lean…
@swingermanInstall Agentgauntlet-critic Agentgauntlet-critic
DAE gauntlet critic. Grades one candidate against a concrete reference (the bar) and returns a single falsifiable gap, or…
@swingermanInstall Agentpanel-adviser Agentpanel-adviser
DAE review-panel adviser. Constructive senior review of a checkpoint artifact (acs.md at CP2, plan.md at CP4): what is missing,…
@swingermanInstall Agentcode-reviewer Agentcode-reviewer
代码审查与缺陷验证代理。用于对新编写或修改的代码进行质量审查、发现潜在 bug、验证逻辑正确性。仅在显式调用时运行，不做主动触发。
@danielsuo117Install Agentuuv-assistant Agente2e-browser-tester Agente2e-browser-tester
Tests web applications end-to-end using Glance browser MCP. Navigates pages, fills forms, clicks buttons, takes screenshots, runs…
@debugbaseInstall Agentfailing-test-writer Agentfailing-test-writer
Test-first coding agent. Use in Step 2 of the development workflow after the plan file is ready. Receives the plan file path,…
@nowsprintingInstall Agenttest-deduplicator Agenttest-deduplicator
Duplicate test removal agent. Use in Step 4 (Refactoring) of the development workflow. Receives the list of test files added or…
@nowsprintingInstall Agenttest-designer Agenttest-designer
Test design specialist agent. Used in two workflows: (1) during plan mode, AFTER the Plan agent has produced class/method designs…
@nowsprintingInstall Agentcove-baseline Agentcove-baseline
You are the **Baseline Solution Generator** in a Software Engineering Chain of Verification (SE-CoVe) system.
@verttiInstall Agentcove-executor Agentcove-executor
You are the **Independent Verification Executor** in a Software Engineering Chain of Verification (SE-CoVe) system.
@verttiInstall Agentcove-planner Agentcove-planner
You are the **Verification Task Planner** in a Software Engineering Chain of Verification (SE-CoVe) system.
@verttiInstall Agentknowledge-optimizer Agentprompt-analyzer Agentprompt-executor Agentautomation-writer Agentautomation-writer
Converts test scenarios into executable Playwright, Cypress, or Gherkin test code
@anasssInstall Agentbrowser-validator Agentbrowser-validator
Validates test scenarios against a running application using Chrome MCP — navigates, interacts, and verifies in a real browser
@anasssInstall Agentbug-reporter Agentbug-reporter
Use this agent when qa-output/functional-review.md or qa-output/browser-validation.md reports any gap, failed scenario, or…
@anasssInstall Agentpolygen Agentpolygen
Autonomously author NEW verifiable stateful code from a feature description — draft a contract, author a SAM v2 strict-profile…
@cognitive-fabInstall Agentpolynv Agentpolynv
Autonomously prepare an invariant-elicitation session — harvest candidate invariants from the contract vocabulary, traces, and…
@cognitive-fabInstall Agentpolyvers Agentpolyvers
Autonomously check whether a state-machine version change is safe against the live fleet — classify it into compatibility lanes,…
@cognitive-fabInstall Agenthaunt-orchestrator Agenthaunt-orchestrator
This agent is no longer used. All orchestration logic lives in `commands/haunt-test.md` so that output renders at the command…
@chocolatine75Install Agenthaunt-page-tester Agenthaunt-page-tester
You are a sub-agent that tests one specific page as a given persona. You are spawned in parallel with other page-tester agents.
@chocolatine75Install Agenthaunt-reporter Agenthaunt-reporter
This agent is no longer used. Report generation is inlined into `commands/haunt-test.md` so there is no sub-agent bubble. The…
@chocolatine75Install Agentarchitect Agentarchitect
Software architecture specialist for system design, scalability, and technical decision-making. Use PROACTIVELY when planning new…
@23ag1Install Agentbuild-error-resolver Agentbuild-error-resolver
Build and TypeScript error resolution specialist. Use PROACTIVELY when build fails or type errors occur. Fixes build/type errors…
@23ag1Install Agent
Questions
What is the best Testing subagent for Claude Code?
By the GitHub stars of the plugin each ships in (Flowy does not rate quality), the best Testing subagent for Claude Code is playwright-test-coverage.prompt, level on stars with playwright-test-generate.prompt and playwright-test-generator.agent, all three from the 98,518-star playwright plugin.
How many Testing subagents are there?
Flowy lists 280 subagents for Testing, and this page draws the top 48 Testing subagents.
Testing in other kinds
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