I have been playing around with blitz.io today. The free trial is pretty cool (10 free credits). I tested it against my cached wordpress.
1-4000 2000ms timeout https://www.blitz.io/report/9c646312e6c614adfd77aa176e779e15#/ 1-1000 5000ms timeout www.blitz.io/report/9c646312e6c614adfd77aa176eb60d54
I thought 160140522 hits/day was nice for a 1GB VPS for ~$4 a month :D
What do you guys get? :-)