I'm surprised at the variability of pricing by different vendors in this space. I would have imagined they would all be competing on breadth of API rather than

I'm surprised at the variability of pricing by different vendors in this space. I would have imagined they would all be competing on breadth of API rather than price. An SMS to a number on a particular network provider should cost pretty much the same for all Messaging Platform Providers originating from the same countries.