---
page_title: Integration Architecture
product: UPI Plugin SDK
platform: Android
page_source: https://juspay.io/in/docs/upi-plugin-sdk/android/overview/integration-architecture
llms_txt: https://juspay.io/in/docs/llms.txt
product_llms_txt: https://juspay.io/in/docs/upi-plugin-sdk/llms.txt
---


## Integration Architecture - Signature Flow



![Image](https://dth95m2xtyv8v.cloudfront.net/tesseract/assets/upi-plugin-sdk/mermaid-diagram-2024-03-01-112540-CbT0W.png)




## Integration Architecture - Clientauth Token Flow



![Image](https://dth95m2xtyv8v.cloudfront.net/tesseract/assets/upi-plugin-sdk/Architecture%20for%20Client%20auth%20token%20merchant.png)



---

## See Also

- [Pre-Requisites](https://juspay.io/in/docs/upi-plugin-sdk/android/overview/pre-requisites)