> For the complete documentation index, see [llms.txt](https://docs.duopen.com.br/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.duopen.com.br/welcome-to-duopens-world.md).

# Welcome to Duopen's world!

***

**What is Duopen**

Duopen is a startup that leverages Open Finance data to transform retail. 

**Our product for retail**

With consumer consent, Duopen will access their transaction history, allowing retailers to automatically track in-store purchases, boosting loyalty programs, enabling personalized offers and more precise analysis, improving both the customer experience and retailers' decision-making.

**How it works**

Accessing your customers' transactions in three simple steps:

<figure><img src="/files/UzR4JFXs8Fte1HS7kb2J" alt=""><figcaption></figcaption></figure>

**Annotations**

**1) Consent:** Regulatory step following LGPD standards for sharing open finance data.\
**2) Categorization:** Process where Duopen identifies transactions made at partner establishments that should be scored.\
**3) Availability:**&#x54;hrough the webhook, Duopen will provide continuous, real-time access to consumer transactions.

**What’s Next**\
[Get started in 10 minutes](/webhooks.md)