When the inference bill arrives, SaaS businesses need to stop asking 'How do I limit how much our biggest users use our AI features?'

Most scaling SaaS founders get blindsided by the same invoice. You build the AI feature. Users love it. Growth starts picking up. Then the cloud bill

Inference costs don't hurt at first. They hurt at scale — and by then, your pricing is already broken. Here's how it plays out:

100 users →

1,000 users →

10,000 users →

Every API call is a growing