It isn't just the big multiplier increase, they also say "...and no new models or features will be added to annual plans going forward."

Can you imagine ten months from now and you're still rolling Sonnet 4.6?

Cancel/refund is looking pretty good. They're doing refunds until May 20.

"To request a refund, go to Settings → Billing and licensing → Licensing, select Manage subscription, then choose Cancel and refund "subscription". (The phrasing varies slightly depending on your subscription ). This option will be available until May 20."