# Upload custom landing page content to domains

Upload custom landing page content for one or more domains. Accepts either raw HTML (htmlContent) for single-page landers or base64-encoded zip files (zipContent) for multi-file sites. Existing lander content is replaced.

Endpoint: POST /mcp/v1/actions/ud_domain_upload_lander
Version: 1.0.0
Security: bearerAuth

## Request fields (application/json):

  - `domains` (array, required)
    Array of domains with content (1-50). Each domain must have exactly one of htmlContent or zipContent.

  - `domains.name` (string, required)
    Domain name to upload lander content for (e.g., "example.com")

  - `domains.htmlContent` (string)
    Raw HTML string for a single-page lander (max 1MB). Preferred for AI-generated content. Provide this OR zipContent.

  - `domains.zipContent` (string)
    Base64-encoded zip file containing lander content (max ~1MB). Provide this OR htmlContent.

## Response 200 fields (application/json):

  - `results` (array)

  - `results.domain` (string)

  - `results.success` (boolean)

  - `results.status` (string)
    Status after upload. "processing" means content is uploaded and hosting config is propagating.
    Enum: "processing"

  - `results.error` (string)

  - `successCount` (number)

  - `failureCount` (number)


## Response 401 fields