AWS Cost Saving Recommendations
I know it isn't for everyone, but if you're seriously trying to save cash and you can handle the trade-off of managing your own infrastructure, Hetzner has AX101s back in stock: https://www.hetzner.com/dedicated-rootserver/ax101. €100/mo for 16 Ryzen 9 cores, 128GB of RAM and 3.84TB of NVMe. Unlimited traffic.