> For the complete documentation index, see [llms.txt](https://docs-v4.nftx.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs-v4.nftx.io/api-reference/vaults.md).

# Vaults

Run preflight checks for vault creation — validate inputs and surface any blockers before you send a `createCollection` transaction on-chain (see [Locker](/contracts/locker.md)).

{% openapi src="<https://nftx-v4-api-production.up.railway.app/openapi.json>" path="/v1/{chain}/vaults/preflight" method="get" %}
<https://nftx-v4-api-production.up.railway.app/openapi.json>
{% endopenapi %}