> For the complete documentation index, see [llms.txt](https://ninjapay.gitbook.io/webupi-protocol/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://ninjapay.gitbook.io/webupi-protocol/webupi-x-web3-bridge.md).

# WebUPI x Web3 Bridge

- [Introduction](https://ninjapay.gitbook.io/webupi-protocol/webupi-x-web3-bridge/introduction.md)
- [Get Started](https://ninjapay.gitbook.io/webupi-protocol/webupi-x-web3-bridge/get-started.md)
- [webUPI.sendPaymentToLightning()](https://ninjapay.gitbook.io/webupi-protocol/webupi-x-web3-bridge/get-started/webupi.sendpaymenttolightning.md)
- [webUPI.requestLightningInvoice()](https://ninjapay.gitbook.io/webupi-protocol/webupi-x-web3-bridge/get-started/webupi.requestlightninginvoice.md)
- [Upgrades](https://ninjapay.gitbook.io/webupi-protocol/webupi-x-web3-bridge/upgrades.md)