{"sample":true,"note":"Static example of what /op/block returns; not live data and not charged. Call without sample=1 and pay $0.003 with any x402 client for a live result.","tool":"/op/block","price":"$0.003","example":{"chain":"Optimism","chainId":10,"number":123456789,"hash":"0xabc…","timestamp":"2026-10-18T12:00:00.000Z","transactions":154,"gasUsed":"21000000","gasLimit":"30000000","baseFeeGwei":"0.012","miner":"0x…"}}