> For the complete documentation index, see [llms.txt](https://tectonic.gitbook.io/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://tectonic.gitbook.io/docs/introduction/borrowing/example-of-supplying.md).

# Example of Supplying

![](/files/a7nJDGVkFVCIlffZGC4C)

John supplies (deposit) 5,000 USDC into Tectonic 

1. Based on the current exchange rate of 2 USDC per 1 tUSDC, he receives:\
   2,500 tUSDC.
2. Assuming USDC APY of 10% and a holding period of 3 months, your tToken will [earn interest](https://tectonic.gitbook.io/docs/guides/supplying-assets#commonly-asked-questions) during these 3 months. After 3 months of earning interest, the USDC per tUSDC exchange rate will become 2.05 USDC per tUSDC.
3. John can then redeem his supplied USDC at the prevailing rate, receiving back 5,125 USDC