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Base Mainnet Current Block Number
x402
Base Mainnet Current Block Number is a paid API for AI agents from x402-data-api.sigrunner.workers.dev, paid per call via x402, $0.002/call, status unknown (last checked 2026-10-30).
Returns the current block number on the Base mainnet blockchain.
Price / call$0.002
Success—
StatusUnknown
How this service works
Current Base mainnet block number. Use when an agent needs the latest Base block to time or sanity-check a transaction.
Output
Returns the current block number (chain height) of the Base mainnet as an integer, reflecting the latest confirmed block at time of request.
Example use cases
Example prompt
“What's the current block number on Base mainnet right now?”
Technical details
Endpoint
GEThttps://x402-data-api.sigrunner.workers.dev/chain/block-number?utm_source=zero.xyzWhen to prefer
Use 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.
Side effects
- RPC node unavailable — returns 5xx error
- Rate limit exceeded — returns 429 with retry-after header
- Payment not provided or invalid — returns 402 requiring x402 payment
- Network timeout if Base node is syncing
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Output
Schema · Response
{
"type": "json",
"example": {
"chain": "base",
"block_number": 27738421
}
}Tags
x402
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