Flash Loan
DeFi
Uncollateralized loan repaid within a single transaction.
Flash loans let you borrow without collateral as long as you repay within the same transaction. They enable atomic strategies like arbitrage or refinancing. If any step fails, everything rolls back.
Frequently asked questions
How do flash loans work?
You borrow assets, perform steps like swaps, then repay before the transaction ends. If not repaid, the whole transaction reverts.What are common uses?
Arbitrage, collateral refinancing, and liquidations, all done atomically so partial failure is avoided.Are flash loans risky for users?
They are tools. Risk comes from the strategies and contracts you call. Test carefully on testnets first.