> ## Documentation Index
> Fetch the complete documentation index at: https://docs.ondo.finance/llms.txt
> Use this file to discover all available pages before exploring further.

# Technical

### What chains is OUSG available on?

OUSG is available on Ethereum mainnet, Polygon, Solana, and XRP Ledger. Instant minting and redemption is only available on mainnet Ethereum. [Limitations may apply, see here for more detail](/qualified-access-products/ousg/instant-limits)

### Are the OUSG smart contracts audited?

Yes. You can see the results of our audits [here](/audits).