appwrite/docs/examples/1.8.x/server-ruby/examples/avatars/get-initials.md

require 'appwrite'

include Appwrite

client = Client.new
    .set_endpoint('https://<REGION>.cloud.appwrite.io/v1') # Your API Endpoint
    .set_project('<YOUR_PROJECT_ID>') # Your project ID
    .set_session('') # The user session to authenticate with

avatars = Avatars.new(client)

result = avatars.get_initials(
    name: '<NAME>', # optional
    width: 0, # optional
    height: 0, # optional
    background: '' # optional
)