> ## Documentation Index
> Fetch the complete documentation index at: https://langchain-5e9cc07a-preview-docsde-1784335089-f17e3b2.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="/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-docsde-1784335089-f17e3b2/IaG7LNk9r4O0OF07/images/brand/docs-favicon.png?fit=max&auto=format&n=IaG7LNk9r4O0OF07&q=85&s=21e9ffa016caaa692cb1833e05e5880a" alt="" noZoom width="650" height="650" data-path="images/brand/docs-favicon.png" />

    <span className="font-semibold">LangSmith</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-docsde-1784335089-f17e3b2/Ewb8kuI-i1qb4Ymo/images/providers/light/deno.svg?fit=max&auto=format&n=Ewb8kuI-i1qb4Ymo&q=85&s=5b3c43782cd2e8595f87ab8705c5e970" alt="" noZoom 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-docsde-1784335089-f17e3b2/IaG7LNk9r4O0OF07/images/providers/dark/deno.svg?fit=max&auto=format&n=IaG7LNk9r4O0OF07&q=85&s=c0ff1e11e710f83844c41f45d38e0f3a" alt="" noZoom width="24" height="24" data-path="images/providers/dark/deno.svg" />

    <span className="font-semibold">Deno</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-docsde-1784335089-f17e3b2/Ewb8kuI-i1qb4Ymo/images/providers/light/daytona.svg?fit=max&auto=format&n=Ewb8kuI-i1qb4Ymo&q=85&s=1f2926dfecf404f6093b6acfa87a917d" alt="" noZoom 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-docsde-1784335089-f17e3b2/IaG7LNk9r4O0OF07/images/providers/dark/daytona.svg?fit=max&auto=format&n=IaG7LNk9r4O0OF07&q=85&s=47da6136ee3a657907a03fe1e2ce05e5" alt="" noZoom width="66" height="60" data-path="images/providers/dark/daytona.svg" />

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

  <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-docsde-1784335089-f17e3b2/Ewb8kuI-i1qb4Ymo/images/providers/light/modal.svg?fit=max&auto=format&n=Ewb8kuI-i1qb4Ymo&q=85&s=2d1067d264acd0c936f266681cdb74a9" alt="" noZoom 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-docsde-1784335089-f17e3b2/IaG7LNk9r4O0OF07/images/providers/dark/modal.svg?fit=max&auto=format&n=IaG7LNk9r4O0OF07&q=85&s=3b444deb7c3c7b3efc570d49487eda35" alt="" noZoom width="24" height="24" data-path="images/providers/dark/modal.svg" />

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