Getting startedSDKs and AI toolsRubyCopy pageOfficial Ruby SDK — gem install resentInstall the Resent client: $gem install resent Or add to your Gemfile: 1gem "resent" 1require "resent"23resent = Resent.new(ENV.fetch("RESENT_API_KEY"))45result = resent.emails.send(6 from: "Acme <noreply@yourdomain.com>",7 to: "you@example.com",8 subject: "Hello World",9 html: "<strong>It works!</strong>"10)1112puts result["submission_id"] Links rubygems.org/gems/resent github.com/resentmail/resent-ruby Quickstart Node.js SDK Rust SDK Go SDK