# Endpoints

The following table contains the base URLs used in the SDK. Each endpoint throughout these documents will build from these.

<table><thead><tr><th>Network</th><th>EndPoint</th><th data-hidden>Required</th><th data-hidden>Description</th><th data-hidden>Example</th></tr></thead><tbody><tr><td>Ethereum(mainnet)</td><td>https://api3.loopring.io</td><td>Y</td><td>Counter factual wallet factory contract address</td><td>"0xbbbbca6a90<br>1c926f240b89<br>eacb641d8aec<br>7aeafd"</td></tr><tr><td>Ethereum(sepolia)</td><td>https://uat2.loopring.io</td><td></td><td></td><td></td></tr></tbody></table>