What is Vibe Check?
Informal, hands-on trying of a model or a change with prompts you know well; daily dogfooding gives you one for free. It catches surprises fast, but it is no substitute for evals.

kick: feels fine · gauge: 22 of 35 psi
A vibe check is…
Write it in your own words in the app.
In real work
The vibe check on the new model felt great, but the golden set showed a drop on long tickets, so the switch waited for a fix.
In the illustration
A boot kicks the tire: it feels firm and looks fine. Then the pressure gauge goes on the valve and the needle settles well below the spec mark.
Run a vibe check in your model: answer these 12 tricky prompts from our support queue and flag any answer you are unsure of, so I can compare you with the old model.
Try it now
The fastest way to learn a word is to use it. Open this line in the agent you already work in and watch what it does. Change the tool to the one you use.
Go further
01Practice
Make it stick
One term a day, a short quiz, and sentence practice that checks your own words.
02Verify
Prove you know it
Pass the quiz and keep it in a Skills Wallet you can share with anyone who needs proof.
03Career
Find the work that uses it
See which roles lean on this vocabulary, and what they pay in year one.





