listed

x402 Chain Tools

x402 Chain Tools · blockchain-api.x402-chain-tools.workers.dev

X402

Get the native ETH balance of a Base address.

other

Website

POSTx402 · listed

https://blockchain-api.x402-chain-tools.workers.dev/chain/allowance

Get the ERC-20 allowance from an owner to a spender.

0.001 USD Coin / request · eip155:8453
Unknown price · solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp

POSTx402 · listed

https://blockchain-api.x402-chain-tools.workers.dev/chain/balance

Get the native ETH balance of a Base address.

0.001 USD Coin / request · eip155:8453
Unknown price · solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp

POSTx402 · listed

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.

0.001 USD Coin / request · eip155:8453
Unknown price · solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp

POSTx402 · listed

https://blockchain-api.x402-chain-tools.workers.dev/chain/receipt

Get a Base transaction receipt and execution status.

0.002 USD Coin / request · eip155:8453
Unknown price · solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp

POSTx402 · listed

https://blockchain-api.x402-chain-tools.workers.dev/chain/token-balance

Get an ERC-20 token balance for a Base address.

0.001 USD Coin / request · eip155:8453
Unknown price · solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp

POSTx402 · listed

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.

0.002 USD Coin / request · eip155:8453
Unknown price · solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp

POSTx402 · listed

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 receipt, block, and gas details.

0.002 USD Coin / request · eip155:8453
Unknown price · solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp

POSTx402 · listed

https://blockchain-api.x402-chain-tools.workers.dev/chain/tx

Look up a Base Mainnet transaction.

0.002 USD Coin / request · eip155:8453
Unknown price · solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp

POSTx402 · listed

https://blockchain-api.x402-chain-tools.workers.dev/chain/wallet-preflight

Check read-only ERC-20 wallet readiness for a planned token spend.

0.002 USD Coin / request · eip155:8453
Unknown price · solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp

ATTRIBUTION

bazaar · last seen 2026-09-24T00:30:28.750161Z · fetched 2026-09-24T00:30:28.750161Z · https://docs.cdp.coinbase.com/x402/bazaar
bazaar · last seen 2026-09-24T00:30:28.732712Z · fetched 2026-09-24T00:30:28.732712Z · https://docs.cdp.coinbase.com/x402/bazaar
bazaar · last seen 2026-09-24T00:30:28.708553Z · fetched 2026-09-24T00:30:28.708553Z · https://docs.cdp.coinbase.com/x402/bazaar
bazaar · last seen 2026-09-24T00:29:41.657346Z · fetched 2026-09-24T00:29:41.657346Z · https://docs.cdp.coinbase.com/x402/bazaar
bazaar · last seen 2026-09-24T00:29:41.640136Z · fetched 2026-09-24T00:29:41.640136Z · https://docs.cdp.coinbase.com/x402/bazaar
bazaar · last seen 2026-09-24T00:29:41.623861Z · fetched 2026-09-24T00:29:41.623861Z · https://docs.cdp.coinbase.com/x402/bazaar
bazaar · last seen 2026-09-24T00:29:36.337968Z · fetched 2026-09-24T00:29:36.337968Z · https://docs.cdp.coinbase.com/x402/bazaar
bazaar · last seen 2026-09-24T00:29:36.304477Z · fetched 2026-09-24T00:29:36.304477Z · https://docs.cdp.coinbase.com/x402/bazaar
bazaar · last seen 2026-09-24T00:29:31.030519Z · fetched 2026-09-24T00:29:31.030519Z · https://docs.cdp.coinbase.com/x402/bazaar

This listing is taken from the catalogues and the provider named above. The price is what that source advertised.