eth_syncing

Returns an object with data about the sync status or false when not syncing on Optimism Layer 2.

Implementation Examples

cURL

curl -X POST https://api-optimism-mainnet-archive.n.dwellir.com/YOUR_API_KEY \
  -H "Content-Type: application/json" \
  -d '{
    "jsonrpc": "2.0",
    "method": "eth_syncing",
    "params": [],
    "id": 1
  }'

JavaScript

const response = await fetch('https://api-optimism-mainnet-archive.n.dwellir.com/YOUR_API_KEY', {
  method: 'POST',
  headers: { 'Content-Type': 'application/json' },
  body: JSON.stringify({
    jsonrpc: '2.0',
    method: 'eth_syncing',
    params: [],
    id: 1
  })
});

const data = await response.json();
console.log('Sync status:', data.result);

Response Example

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": false
}

When syncing, returns object with startingBlock, currentBlock, and highestBlock.

---

Need help? Contact our support team or check the Optimism documentation.