> ## Documentation Index
> Fetch the complete documentation index at: https://docs.hill90.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Get DOM element at coordinates (Describe mode)



## OpenAPI

````yaml /openapi.yaml post /chat/threads/{id}/browser-element
openapi: 3.0.3
info:
  title: Hill90 API
  description: Hill90 platform API — agent management and lifecycle operations.
  version: 0.1.0
servers:
  - url: /
    description: Relative (behind Traefik reverse proxy)
security: []
paths:
  /chat/threads/{id}/browser-element:
    post:
      summary: Get DOM element at coordinates (Describe mode)
      parameters:
        - name: id
          in: path
          required: true
          schema:
            type: string
            format: uuid
      responses:
        '200':
          description: Element info
        '404':
          description: Browser not active
      security:
        - bearerAuth: []
components:
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT

````