> For the complete documentation index, see [llms.txt](https://developer.betstack.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://developer.betstack.io/bet-card-api/referral.md).

# Referral

- [Encrypt rtag](https://developer.betstack.io/bet-card-api/referral/encrypt-rtag.md): GET \`bc/referral/encrypt\` endpoint
- [Telegram deep link](https://developer.betstack.io/bet-card-api/referral/telegram-deep-link.md): GET \`bc/referral/tg-deep-link\` endpoint