Base Mainnet Current Block Number is a paid API for AI agents from x402-data-api.sigrunner.workers.dev, paid per call via x402, $0.001/call, status unknown (last checked 2026-09-13).
Returns the current block number on the Base mainnet blockchain.
Current Base mainnet block number.
Returns the current block number (chain height) of the Base mainnet as an integer, reflecting the latest confirmed block at time of request.
GEThttps://x402-data-api.sigrunner.workers.dev/chain/block-numberUse this endpoint when you need the current Base mainnet block number for timing, confirmation depth checks, or synchronizing on-chain events. Prefer this over general Ethereum block number APIs when working specifically on the Base L2 network.
| Field | Type | Description |
|---|---|---|
| properties | string |
{
"type": "json",
"example": {
"chain": "base",
"block_number": 27738421
}
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