openapi: 3.1.0
info:
  title: what3words Public Autosuggest Grid Section API
  description: 'The what3words API converts between 3 word addresses (e.g. ///filled.count.soap)

    and latitude/longitude coordinates, returns autosuggest candidates, grid

    sections and supported languages.

    '
  version: '3.0'
  contact:
    name: what3words
    url: https://developer.what3words.com/public-api/docs
servers:
- url: https://api.what3words.com/v3
  description: Production
security:
- ApiKeyQuery: []
- ApiKeyHeader: []
tags:
- name: Grid Section
paths:
  /grid-section:
    get:
      summary: Returns a section of the 3m x 3m what3words grid for a bounding box
      operationId: gridSection
      parameters:
      - name: bounding-box
        in: query
        required: true
        schema:
          type: string
        description: Bounding box as south_lat,west_lng,north_lat,east_lng
      - name: format
        in: query
        required: false
        schema:
          type: string
          enum:
          - json
          - geojson
          default: json
      responses:
        '200':
          description: Grid section data
          content:
            application/json: {}
      tags:
      - Grid Section
components:
  securitySchemes:
    ApiKeyQuery:
      type: apiKey
      in: query
      name: key
    ApiKeyHeader:
      type: apiKey
      in: header
      name: X-Api-Key