> For the complete documentation index, see [llms.txt](https://docs.save.finance/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.save.finance/architecture/addresses/mainnet.md).

# Mainnet

### Glossary

<table><thead><tr><th width="237.48528969282935">Description</th><th width="488.4285714285714">Address</th></tr></thead><tbody><tr><td>Lending market</td><td>Pubkey of the Authority over all the reserves </td></tr><tr><td>Vault</td><td>Where all the underlying tokens are held (= TVL)</td></tr><tr><td>pythProgramID</td><td>Pyth's Oracle program ID</td></tr><tr><td>switchboardProgramID</td><td>Switchboard's Oracle program ID</td></tr></tbody></table>

### Token X

<table><thead><tr><th width="254.0993910396336">Description</th><th width="488.4285714285714">Address</th></tr></thead><tbody><tr><td>Reserve</td><td>Account address of the Reserve</td></tr><tr><td>CollateralMintAddress</td><td>Token address of the cTokens</td></tr><tr><td>CollateralSupplyAddress</td><td>Where cTokens are held/escrowed to be borrowed against</td></tr><tr><td>LiquidityAddress</td><td>Where the Tokens are held </td></tr><tr><td>LiquidityFeeReceiver Address</td><td>Where we collect fees generated from borrowing</td></tr></tbody></table>