For years, FastSpring became one of the safest answers for SaaS companies selling globally. Need: tax compliance global subscriptions invoicing fraud prevention Merchant of Record infrastructure FastSpring bundled all of it together into one operational layer. And for a long time, that was exactly what software companies needed. But SaaS monetization changed dramatically over the last few years. And modern startups now optimize for very different things. The old SaaS billing model no longer fits modern products A few years ago, most SaaS businesses only needed: subscriptions invoices card payments That was enough. Today’s SaaS products increasingly rely on: usage billing API metering AI credits hybrid monetization models affiliate-driven growth global-first customer acquisition And suddenly billing infrastructure becomes: product infrastructure growth infrastructure monetization infrastructure That changes how founders evaluate platforms entirely.…