YouTube Transcript API for Ruby

require "faraday"
require "json"

api_key = ENV["YT_TRANSCRIPTS_API_KEY"]
video_url = "https://www.youtube.com/watch?v=dQw4w9WgXcQ"

conn = Faraday.new(url: "https://api.youtubetranscripts.co") do |f|
  f.request :url_encoded
end

response = conn.get("/v1/transcript") do |req|
  req.params["url"] = video_url
  req.headers["x-api-key"] = api_key
end

data = JSON.parse(response.body)

puts "Title: #{data['title']}"
puts "Channel: #{data['channel']}"

data["transcript"].each do |segment|
  puts "[#{'%.1f' % segment['start']}s] #{segment['text']}"
end