Open any chat tool and paste: 'In one sentence: what year was the first iPhone released?' Jot down the year it gives you. Then open a new tab and search 'first iPhone release year' on a trustworthy site. You're done when you can say whether the two answers match or not.
How-to · VER · VER.5
Verify a claim (we supply the claim)
Verification is a skill: check claims against a primary source, not against model confidence.
Worked example
Verification is the real job here — a nicely written paragraph isn't proof of anything. Brand new to AI? No worries, today's your day one, and we'll hand you the exact claim to check.