blockchain-api.x402-chain-tools.workers.dev

Route probed: GET https://blockchain-api.x402-chain-tools.workers.dev/chain/block
Category: eat:onchain/crypto data (tags: token-analytics, wallet, dev-utils) · Status: listing listed, probe active · Listing: 0.001 USD, 5 payers / 6 calls (30d, Bazaar) · Listed in: agentic-market, cdp-bazaar
Last probe: 2026-10-23T13:50:21Z (4 h ago) · Recent valid 402: 2/2 · p50 1950 ms
probe-only: no paid test-buys yet. No index until 3 paid buys on 3 different days.

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Paid test-buys

None yet.

Unpaid probes (newest first, up to 200; raw receipts are kept 7 days, then in the archive)

Receipt	UTC time	Method	Status	Valid 402	ms	Listed amount (atomic)	Quoted amount (atomic)	Quoted payTo	Header bytes	Response sha256	Signed	Route	Checks
ce7a4e6af43e4a13afc9	2026-10-23T13:50:21Z	POST	402	yes	1950	1000	1000	0xa7e1fe37…	2724	44136fa355b3678a	per-receipt	primary
c4b4a1f8d7cda8a9e723	2026-10-23T12:42:52Z	POST	402	yes	281	1000	1000	0xa7e1fe37…	2724	44136fa355b3678a	snapshot	primary

Other listed routes

https://blockchain-api.x402-chain-tools.workers.dev/chain/block Check the latest or current Base Mainnet block number. Use this to get the live Base block height. (cdp-bazaar)
https://blockchain-api.x402-chain-tools.workers.dev/chain/balance Check the native ETH balance or gas balance of a Base wallet address. Use this to see how much Base ETH the wallet has. (cdp-bazaar)
https://blockchain-api.x402-chain-tools.workers.dev/chain/transaction-lookup Lookup Base transaction by hash on Base Mainnet. Return sender, recipient, value, nonce, block, gas fields, and input data when found. (cdp-bazaar)
https://blockchain-api.x402-chain-tools.workers.dev/chain/transaction-receipt-status Check Base transaction receipt status by transaction hash. Determine whether the transaction is pending, confirmed successful, or confirmed reverted, with recei (cdp-bazaar)
POST https://blockchain-api.x402-chain-tools.workers.dev/chain/tx Look up a Base Mainnet transaction. (agentic-market)
POST https://blockchain-api.x402-chain-tools.workers.dev/chain/receipt Get a Base transaction receipt and execution status. (agentic-market)
POST https://blockchain-api.x402-chain-tools.workers.dev/chain/allowance Get the ERC-20 allowance from an owner to a spender. (agentic-market)
POST https://blockchain-api.x402-chain-tools.workers.dev/chain/token-balance Get an ERC-20 token balance for a Base address. (agentic-market)
POST https://blockchain-api.x402-chain-tools.workers.dev/chain/wallet-preflight Check read-only ERC-20 wallet readiness for a planned token spend. (agentic-market)

Seller? Reply or dispute. Amounts are in the asset's atomic units (USDC: 6 decimals).