> ## Documentation Index
> Fetch the complete documentation index at: https://langchain-5e9cc07a-preview-cbiden-1785793065-1f1da13.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-cbiden-1785793065-1f1da13/AElRICWLpSFL6VPj/images/brand/docs-favicon.png?fit=max&auto=format&n=AElRICWLpSFL6VPj&q=85&s=cd437da0d70fbc13909e6f7514b6f706" 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-cbiden-1785793065-1f1da13/8aTeQWlCs0bV4PV5/images/providers/light/deno.svg?fit=max&auto=format&n=8aTeQWlCs0bV4PV5&q=85&s=c6e719dc23e012825d9f778bc9d4f26a" 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-cbiden-1785793065-1f1da13/AElRICWLpSFL6VPj/images/providers/dark/deno.svg?fit=max&auto=format&n=AElRICWLpSFL6VPj&q=85&s=91625389721acb96c3753de02f06bccf" 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-cbiden-1785793065-1f1da13/8aTeQWlCs0bV4PV5/images/providers/light/daytona.svg?fit=max&auto=format&n=8aTeQWlCs0bV4PV5&q=85&s=3197639d8034458189d7f46b0a9ae908" 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-cbiden-1785793065-1f1da13/AElRICWLpSFL6VPj/images/providers/dark/daytona.svg?fit=max&auto=format&n=AElRICWLpSFL6VPj&q=85&s=11dc985c07dfca025fc09c82ad7922d7" 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-cbiden-1785793065-1f1da13/8aTeQWlCs0bV4PV5/images/providers/light/modal.svg?fit=max&auto=format&n=8aTeQWlCs0bV4PV5&q=85&s=2f0a62a0ca8ecc40feec75874f8686ec" 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-cbiden-1785793065-1f1da13/AElRICWLpSFL6VPj/images/providers/dark/modal.svg?fit=max&auto=format&n=AElRICWLpSFL6VPj&q=85&s=b811dc48a212c521e274f1965a6ba394" alt="" noZoom width="24" height="24" data-path="images/providers/dark/modal.svg" />

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

  <a href="https://leap0.dev/docs" 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-cbiden-1785793065-1f1da13/8aTeQWlCs0bV4PV5/images/providers/light/leap0.svg?fit=max&auto=format&n=8aTeQWlCs0bV4PV5&q=85&s=52a808ac6c9ad3907e7c9ce6226dae63" alt="" noZoom width="24" height="24" data-path="images/providers/light/leap0.svg" />

    <img className="hidden dark:block w-5 h-5" src="https://mintcdn.com/langchain-5e9cc07a-preview-cbiden-1785793065-1f1da13/AElRICWLpSFL6VPj/images/providers/dark/leap0.svg?fit=max&auto=format&n=AElRICWLpSFL6VPj&q=85&s=d9d49b3232cc8b750a2c0c9dc70ae232" alt="" noZoom width="24" height="24" data-path="images/providers/dark/leap0.svg" />

    <span className="font-semibold">Leap0</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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