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Paycux

Documentation availability

Paycux is in private beta. Most pages describe roadmap or reference material. The implemented boundary is published at docs/API_CONTRACTS.md in the release source and under What exists today in this documentation.

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Unique Emails

How Unique Emails works in Paycux, what it is for, and the smallest setup that gets it running.

Introduction

Unique Emails is part of the Paycux platform. This page explains what it does, when to reach for it, and the smallest working setup you can ship.

Everything below applies to both environments. Build and test in staging, then promote the same configuration to production without changing your code — only the API key and client ID differ.

Why unique emails matter

Why unique emails matter is handled by Unique Emails rather than by your application code. Paycux exposes it through the same API surface as the rest of the platform, so the client you already configured needs no additional setup.

Configuration lives in the dashboard and is versioned per environment. Change it in staging, confirm the behaviour, then apply the same change to production.

Best practices for IT Admins

Best practices for IT Admins is handled by Unique Emails rather than by your application code. Paycux exposes it through the same API surface as the rest of the platform, so the client you already configured needs no additional setup.

Configuration lives in the dashboard and is versioned per environment. Change it in staging, confirm the behaviour, then apply the same change to production.