https://www.aiononline.com/classic
Free trial for a week and after that, F2P accounts are locked to 1hr a day without restrictions (trading, XP gain bonus, Gold, Abyss points)
Subscriptions for $15/month. There will be launch packs available for 1 week from launch that come with a 1 month sub for $20 or 3 month sub for $50 that includes bonus items, costume pack, and a custom title: https://www.aiononline.com/shop/founders-pack
Character creation for classic opens on June 16th to reserve names, comes with a pet.