> ## Documentation Index
> Fetch the complete documentation index at: https://langchain-5e9cc07a-preview-permis-1776373483-5f2a5bb.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Sandbox integrations

> Integrate with sandbox providers using LangChain JavaScript.

Sandboxes provide isolated execution environments for running agent-generated code safely. Learn more about [sandboxes](/oss/javascript/deepagents/sandboxes).

<div className="grid grid-cols-1 md:grid-cols-2 gap-3">
  <a href="/oss/javascript/integrations/providers/modal" className="flex items-center justify-center gap-1.5 p-2 rounded-lg border border-gray-200 dark:border-gray-700 hover:border-gray-300 dark:hover:border-gray-600 no-underline">
    <img className="block dark:hidden w-5 h-5" src="https://mintcdn.com/langchain-5e9cc07a-preview-permis-1776373483-5f2a5bb/tIKHEzbHHYChT5co/images/providers/light/modal.svg?fit=max&auto=format&n=tIKHEzbHHYChT5co&q=85&s=711d42a67cd77e5b3f6eb9e803fd3277" alt="" width="24" height="24" data-path="images/providers/light/modal.svg" />

    <img className="hidden dark:block w-5 h-5" src="https://mintcdn.com/langchain-5e9cc07a-preview-permis-1776373483-5f2a5bb/vsec6QQU0-Q48dsB/images/providers/dark/modal.svg?fit=max&auto=format&n=vsec6QQU0-Q48dsB&q=85&s=fb4ebcb949dec3517b487d1a00c92cdb" alt="" width="24" height="24" data-path="images/providers/dark/modal.svg" />

    <span className="font-semibold">Modal</span>
  </a>

  <a href="/oss/javascript/integrations/providers/daytona" className="flex items-center justify-center gap-1.5 p-2 rounded-lg border border-gray-200 dark:border-gray-700 hover:border-gray-300 dark:hover:border-gray-600 no-underline">
    <img className="block dark:hidden w-5 h-5" src="https://mintcdn.com/langchain-5e9cc07a-preview-permis-1776373483-5f2a5bb/vsec6QQU0-Q48dsB/images/providers/light/daytona.svg?fit=max&auto=format&n=vsec6QQU0-Q48dsB&q=85&s=7a18a947814520d6703bb5b4f8983d0f" alt="" width="66" height="60" data-path="images/providers/light/daytona.svg" />

    <img className="hidden dark:block w-5 h-5" src="https://mintcdn.com/langchain-5e9cc07a-preview-permis-1776373483-5f2a5bb/vsec6QQU0-Q48dsB/images/providers/dark/daytona.svg?fit=max&auto=format&n=vsec6QQU0-Q48dsB&q=85&s=d151a5e770845d37c8bdfea2da8f47f1" alt="" width="66" height="60" data-path="images/providers/dark/daytona.svg" />

    <span className="font-semibold">Daytona</span>
  </a>

  <a href="/oss/javascript/integrations/providers/deno" className="flex items-center justify-center gap-1.5 p-2 rounded-lg border border-gray-200 dark:border-gray-700 hover:border-gray-300 dark:hover:border-gray-600 no-underline">
    <img className="block dark:hidden w-5 h-5" src="https://mintcdn.com/langchain-5e9cc07a-preview-permis-1776373483-5f2a5bb/tIKHEzbHHYChT5co/images/providers/light/deno.svg?fit=max&auto=format&n=tIKHEzbHHYChT5co&q=85&s=6591f7993c8518a0f8d8d41fa5fd536b" alt="" width="24" height="24" data-path="images/providers/light/deno.svg" />

    <img className="hidden dark:block w-5 h-5" src="https://mintcdn.com/langchain-5e9cc07a-preview-permis-1776373483-5f2a5bb/vsec6QQU0-Q48dsB/images/providers/dark/deno.svg?fit=max&auto=format&n=vsec6QQU0-Q48dsB&q=85&s=35b269485f904728b970d1f8ee3d65f8" alt="" width="24" height="24" data-path="images/providers/dark/deno.svg" />

    <span className="font-semibold">Deno</span>
  </a>

  <a href="/langsmith/sandboxes" className="flex items-center justify-center gap-1.5 p-2 rounded-lg border border-gray-200 dark:border-gray-700 hover:border-gray-300 dark:hover:border-gray-600 no-underline">
    <img className="w-5 h-5" src="https://mintcdn.com/langchain-5e9cc07a-preview-permis-1776373483-5f2a5bb/vsec6QQU0-Q48dsB/images/brand/docs-favicon.png?fit=max&auto=format&n=vsec6QQU0-Q48dsB&q=85&s=473ac5d887fb5c849aa87bfb82b0f3c9" alt="" width="650" height="650" data-path="images/brand/docs-favicon.png" />

    <span className="font-semibold">LangSmith</span>
  </a>
</div>

If you'd like to contribute a sandbox, see [Implement a sandbox integration](/oss/javascript/contributing/implement-langchain#sandboxes).

***

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  </Callout>

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</div>