You're mid-task. The document is half-drafted, the analysis is half-run, the code is half-written. Then it happens: "You've reached your usage limit." Welcome to the token wall — the ceiling that's become one of the most common frustrations in Business AI in 2026. And it's costing companies more than they realize.

If you’ve spent any time learning about AI, you’ve probably come across the word “token.” It shows up often in discussions about models, pricing, and efficiency. But what does it actually mean and why should it matter to you?