In my experience, it’s often detrimental to focus on costs and financial outcomes too soon. That is also what drives the ‘Release first, fix later’ approach.

https://medium.com/technology-hits/why-entrepreneurs-should-care-about-brutal-self-reflection-70839e307925
You need to focus on quality. I’ve seen many companies dive because of their focus on costs over quality. Yes, quality also focuses on optimization of resources, but that does not mean costs directly. Big difference, I believe.