Guardian Rail · Midnight Preprod

Private access control

Prove eligibility, not identity.

Guardian Rail lets an AI service receive a yes/no access decision without collecting your birthdate, ID, or photo.

Age verification
Chat locked
Prove that you meet the 18+ policy for this chat session.

Connect Lace on Midnight Preprod before using the live proof flow.

Used locally to prepare a proof. It is not submitted to Guardian Rail.

Select the credential JSON generated by the local issuer. It is read only in this browser.

Creating private session…
Companion chat
This chat remains unavailable until the middleware confirms a proof.

Verify your eligibility above to unlock the conversation.