Pre-flight check before takeoff. If the payload doesn't fit the plane (context window), you don't board it.
Right now the entire AI industry is boarding every flight blind. No weight check, no gate, no manifest. Just throw the content at the API and hope it fits.
If it doesn't — you already paid for the taxi to the runway and a return flight.
Slash is TSA for tokens. Except it's 4.8 KB, takes less than a millisecond, and actually saves you money instead of wasting your time.
The fastest growing expenditure in human history. Every model gets more expensive at the frontier. Every company adding AI to everything. Every agent making autonomous calls 24/7.
The meter is running and it never stops.
Worst case: everything stays exactly the same.
Best case: you save millions.
I can save you $100M with a file smaller than your favicon.
Traditional SaaS: "Here's your bill. It goes up every month. You hate us a little more each quarter."
/slash: "Here's what you saved. We took 10% of that. You saved 90%. You're welcome."
Every invoice is proof the product works. You never want to cancel because cancelling costs you money.
You're not a line item on the cost sheet. You're on the savings sheet. Finance teams don't cut the thing that's saving them money. They give it more surface area.
FAF was Context — important, foundational, but abstract. "Save your AI context" is a conversation.
Slash is money. Tokens are the unit of currency in AI. Every single API call is a cash register. Slash sits at the register.
Context is philosophical. Tokens are invoices.