# true16 > One quiz, four axes, and a type that holds up when you read it back. Not a clinical diagnosis. ## Reference - [AI reference](https://true16.me/for-ai): what to cite and what not to claim - [Markdown](https://true16.me/for-ai.md) - [JSON](https://true16.me/for-ai.json) ## Tests - [Four-part profile](https://true16.me/tests/sixteen-types): Where you think, what you trust, how you choose, and whether you close the decision. ## Site - [About](https://true16.me/about) - [FAQ](https://true16.me/faq) - [Terms](https://true16.me/terms) - [Privacy](https://true16.me/privacy) - [Cookies](https://true16.me/cookies) - [Refunds](https://true16.me/refund) - [Contact](https://true16.me/contact) - [Unsubscribe](https://true16.me/unsubscribe)