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Copy file name to clipboardExpand all lines: src/content/changelog/agents/2025-06-24-announcing-sandboxes.mdx
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---
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title: Announcing Sandboxes
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title: Announcing Sandboxes for your AI-generated code
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description: You can start creating sandboxes today by installing our new Sandbox package.
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products:
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- agents
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- workers
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- workflows
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date: 2025-06-25T16:00:00Z
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date: 2025-06-25T15:00:00Z
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AI is supercharging app development for everyone, but we need a safe way to run untrusted, LLM-written code. We’re introducing [Sandboxes](https://www.npmjs.com/package/@cloudflare/sandbox), which let your Worker run actual processes in a secure, container-based environment.
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```
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### Methods:
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`exec`(command: string, args: string[], options?: { stream?: boolean }): Execute a commandin the sandbox.
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`gitCheckout`(repoUrl: string, options: { branch?: string; targetDir?: string; stream?: boolean }): Checkout a git repository in the sandbox.
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`mkdir`(path: string, options: { recursive?: boolean; stream?: boolean }): Create a directory in the sandbox.
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`writeFile`(path: string, content: string, options: { encoding?: string; stream?: boolean }): Write content to a file in the sandbox.
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`readFile`(path: string, options: { encoding?: string; stream?: boolean }): Read content from a file in the sandbox.
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`deleteFile`(path: string, options?: { stream?: boolean }): Delete a file from the sandbox.
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`renameFile`(oldPath: string, newPath: string, options?: { stream?: boolean }): Rename a file in the sandbox.
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`moveFile`(sourcePath: string, destinationPath: string, options?: { stream?: boolean }): Move a file from one location to another in the sandbox.
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`ping`() : Ping the sandbox.
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Sandboxes are still experimental. We're using them to explore how isolated, container-like workloads might scale on Cloudflare — and to help define the developer experience around them.
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You can try it today from your Worker, with just a few lines of code. Let us know what you build.
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