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Skill / Anthropic

Webapp Testing Codex Skill

Toolkit for interacting with and testing local web applications using Playwright.

Docs reviewedChecked 2026-09-20Runtime not tested

What it adds

Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser screenshots, and viewing browser logs.

browser and testing

Get set up

  1. Copy the skill folder from the source into your Codex skills directory.
  2. Start a new thread so Codex picks up the skill.
Read the installation source

Before you install

    Compatibility & limitations

    Documented for ChatGPT desktop app, Codex CLI, Codex IDE extension

    Cursor: Not confirmed for Cursor.

      This listing is based on source documentation. We have not installed or runtime-tested this asset.

      How it fits together

      Chrome DevTools · MCP serverChrome DevTools for agents (chrome-devtools-mcp) lets your coding agent (such as Antigravity, Claude, Cursor or Copilot) control and inspect a live...CLI Creator · SkillBuild a composable CLI for Codex from API docs, an OpenAPI spec, existing curl examples, an SDK, a web app, an admin tool, or a local script.Playwright · SkillUse when the task requires automating a real browser from the terminal (navigation, form filling, snapshots, screenshots, data extraction, UI-flow...Playwright Interactive · SkillPersistent browser and Electron interaction through jsrepl for fast iterative UI debugging.Screenshot · SkillUse when the user explicitly asks for a desktop or system screenshot (full screen, specific app or window, or a pixel region), or when tool-specific...Browser Tools · MCP serverMonitor browser logs directly from Cursor and other MCP compatible IDEs.

      Sources & provenance

      Reviewed 2026-09-20. Source revision: main (mutable; commit not pinned).