---
title: "Preflight Brand Creation"
method: POST
path: "/sites/preflight"
tags: ["sites"]
---

# Preflight Brand Creation

`POST /sites/preflight`

## Request

- Base URL: `https://api.xeorank.com` (the document declares no server; this is the origin it was published from)
- URL: `https://api.xeorank.com/sites/preflight`
- Auth: API key in header `X-Agent-Key`

Check duplicate and plan constraints without scraping or invoking AI.

## Query parameters

- `email` string, nullable
- `org_id` string, nullable

## Headers

- `X-Org-Id` string, nullable

## Request body

- UnderstandBrandRequest
  - `domain` string, required

## Response `200`

Successful Response

- object

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/xeorank/apis/seo-intelligence-engine.md) · [All operations](https://skmtc.dev/xeorank/apis/seo-intelligence-engine/llms.txt) · [OpenAPI document](https://skmtc.dev/xeorank/apis/seo-intelligence-engine/revisions/449a3fd73454?raw)