Defi Loans

Aave

• Aave - Sneak peek at Flash Loans
• Flash Loans Docs
• Costs 0.09% in fees
• Has 25+ tokens with millions in liquidity each

Uniswap V2

• Flash Swaps Docs, Developer Docs
• Costs 0.3% in fees
• Repayment,
  • Pay for the withdrawn ERC20 tokens with the corresponding pair tokens (“Multi-Token”); same as a getAmountIn calculation (i.e. regular token swap)
  • Return the withdrawn ERC20 tokens along with a small fee (“Single-Token”)

Uniswap V3

• Flash Swap example between fee tiers