菜单
Teaches you how to properly operate in the sandboxed environment you're in.
用 Codex 或 Claude 帮你安装 复制这段 Prompt，粘贴到 Codex、Claude 或其他助手里，让它检查 Skill 页面并帮你完成安装。
基于 SOC 职业分类
| name | run-in-sandbox |
| title | How to run in sandbox |
| description | Teaches you how to properly operate in the sandboxed environment you're in. |
| allowed-tools | ["sandbox.*"] |
When you call execute_bash function, it runs in a sandboxed environment. You
have acess to most bash commands. The PATH is configured to give you access to
node and python3.
Even though you can use heredoc to write and cat to read files, prefer the
built-in file functions, if they available.
How authenticated HTTP calls to the Opal backend work — the host/guest architecture, fetchWithCreds, the fetch allowlist, and the OpalBackendClient migration. Read this before adding, modifying, or debugging any backend call.
Learn how to make widgets on canvas
Produce high-quality React apps from natural language descriptions.
Learn how to present your work as a structured surface — a curated manifest of artifacts that the user's application renders in real time.
Learn how to use `window.opalSDK` inside your sandboxed React component to read files, call host services, and listen for events from the application.
Learn how to design and write custom agent templates (sub-agents) inside your workspace, so you can delegate specialized work to custom sub-agents.
