> ## Documentation Index
> Fetch the complete documentation index at: https://docs.landerlab.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Upload a variant file from a URL

> Download a file from a public http(s) URL server-side and store it under the given path in the variant (up to 20 MB). Returns the stored file path and its CDN URL.



## OpenAPI

````yaml https://backend-v2.landerlab.workers.dev/api/v2/openapi.json post /api/v2/workspaces/{workspaceId}/editors/{variantId}/uploadFileFromUrl
openapi: 3.1.0
info:
  title: LanderLab API
  version: 2.0.0
  description: >-
    LanderLab public API. Authenticate with an API key using the X-API-Key
    header.
servers:
  - url: https://api.landerlab.dev
    description: Production
security: []
tags:
  - name: Account
    description: >-
      Discover the organization and workspaces your API key can access. Start
      here.
  - name: Workspaces
    description: List and manage workspaces.
  - name: Landers
    description: Create, update, publish and manage landers.
  - name: A/B Testing
    description: Manage variants and split-test weights.
  - name: Editor
    description: Load and save lander content and settings.
  - name: Analytics
    description: Query unified analytics across workspaces, landers and variants.
  - name: Leads
    description: Retrieve captured leads.
  - name: Integrations
    description: Manage account-level integrations.
  - name: Lander Integrations
    description: Attach and toggle integrations on landers.
  - name: Domains
    description: Manage custom domains.
  - name: Folders
    description: Organize landers into folders.
paths:
  /api/v2/workspaces/{workspaceId}/editors/{variantId}/uploadFileFromUrl:
    post:
      tags:
        - Editor
      summary: Upload a variant file from a URL
      description: >-
        Download a file from a public http(s) URL server-side and store it under
        the given path in the variant (up to 20 MB). Returns the stored file
        path and its CDN URL.
      parameters:
        - name: variantId
          in: path
          required: true
          schema:
            type: integer
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                url:
                  type: string
                filePath:
                  type: string
              required:
                - url
                - filePath
      responses:
        '200':
          description: Uploaded
          content:
            application/json:
              schema:
                type: object
                properties:
                  message:
                    type: string
                  filePath:
                    type: string
                  url:
                    type: string
                required:
                  - message
                  - filePath
                  - url
                additionalProperties: false
        '401':
          description: Unauthorized
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                required:
                  - error
                additionalProperties: false
        '403':
          description: Forbidden
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                required:
                  - error
                additionalProperties: false
        '404':
          description: Not Found
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                required:
                  - error
                additionalProperties: false
      security:
        - ApiKeyAuth: []
components:
  securitySchemes:
    ApiKeyAuth:
      type: apiKey
      in: header
      name: X-API-Key
      description: API key with ll_live_ prefix

````