You send SMS. You get billed later. You don’t know why: estimate SMS cost in Python
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You send SMS. You get billed later. You don’t know why. That is a bad backend flow. Before execution, you should know: what the message will cost whether your balance is sufficient whether the route is worth using whether the request should continue at all That is what estimation is for. Most SMS APIs expose pricing after execution. You send first. You get billed later. That means your backend is making execution decisions without cost visibility. The problem With