I don't know how much my org is paying but it's no small amount, Enterprise no. Are we getting what we pay for? I don't think so, I think effective SLA of 99% isn't good enough for any SasS. But of course you understand that moving away from github is no small decision.
Absolutely is this a perfect time to assess deployment strategies and challenge all the advice of how big a company has to be before it's worth to do X.