Task

Block Header

1 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.

base-block x402 REST usage

Fetch a Base mainnet block header and transaction hashes by number, tag (latest/earliest/safe/finalized), or hash via eth_getBlockByNumber/eth_getBlockByHash.

x402.agentindex.world Other services 3 calls / 30d checked 2026-10-26

0.003 USDC per call per call

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