# TitanDeFi Documentation > TitanDeFi docs explain USDT deposits, vault tiers, rewards, and dashboard tracking. > This file is a clean text export for AI tools. LLM-friendly endpoints: - /llms.txt - Compact docs index - /llms-full.txt - Full docs text ## Quick navigation - New depositor? Read About TitanDeFi, then Deposit guide. - Reviewing architecture? Read Vault infrastructure. - Comparing principal bands? Read Vault tiers. ## [Welcome](https://docs.titande.fi/) Start here for TitanDeFi deposits, tiers, and rewards. ## [About TitanDeFi](https://docs.titande.fi/about) What TitanDeFi is and how the USDT vault model works. ## [Deposit guide](https://docs.titande.fi/deposit-guide) Fund your wallet and submit a USDT deposit. ## [Vault infrastructure](https://docs.titande.fi/vault-infrastructure) How wallets, deposits, vault accounting, and dashboard balances connect. ## [Vault tiers](https://docs.titande.fi/vaults) Compare the five principal-based contract tiers.