Sato Hub
x402 merchant

quickbuild.quynguyenbac.workers.dev

Onchain data API on Base, paid per request with x402.

  • Endpoints7
  • Price per requestfrom $0.001
  • Outside payers · 7d5
  • Answer 402n/a

Overview

as of 2026-10-22
Seller wallet
0x751a4c3841be287544c371b4ee09bd3366aea7cf
Chains
Base
Hosts
quickbuild.quynguyenbac.workers.dev
CategoriesCategoriesAssigned automatically from the seller’s own listing text. A filter hint, not a claim about the service.
Onchain data4Market data2Identity1
First seen
2026-10-22 · last seen 2026-10-22

What we observed

Paid by 5 outside payers · 7d, observed402 unknown, unknownNot claimed
See the readings

Endpoints

EndpointsDescriptions are the seller's own words from the catalogue and are not checked by us. A listed price is a registration, not an observed charge.
7 registered

  • https://quickbuild.quynguyenbac.workers.dev/api/base/gas

    Live gas snapshot for Base mainnet (chain 8453) read from public Base RPC: latest block number/time/utilization, base fee, eth_gasPrice, eth_maxPriorityFeePerGas, the last 10 blocks of base fees, slow/standard/fast EIP-…

    BaseOnchain data

    $0.001/ request

    2026-10-21

  • https://quickbuild.quynguyenbac.workers.dev/api/crypto/price

    Live crypto prices for up to 25 coins per call: pass tickers in `symbols` (BTC,ETH,SOL,AERO,...; common tickers built in, others resolved by CoinGecko search to the largest coin with that ticker), CoinGecko `ids`, or on…

    BaseMarket data

    $0.001/ request

    2026-10-21

  • https://quickbuild.quynguyenbac.workers.dev/api/ip

    Returns the caller's public IP address (IPv4/IPv6) as seen at the Cloudflare edge, with approximate geolocation (country, EU flag, continent, region, city, postal code, latitude/longitude, timezone), network (ASN and AS…

    BaseIdentity

    $0.001/ request

    2026-10-21

  • https://quickbuild.quynguyenbac.workers.dev/api/base/token

    Inspect a token or any address on Base mainnet: contract vs EOA (incl. EIP-7702 delegation), bytecode size, ERC-20 name/symbol/decimals/totalSupply (raw and formatted; bytes32 symbols handled), proxy implementation (EIP…

    BaseOnchain data

    $0.002/ request

    2026-10-21

  • https://quickbuild.quynguyenbac.workers.dev/api/base/tx

    Look up one transaction on Base mainnet by hash: status (success, failed or pending), block, timestamp, confirmations, from/to, value, method id, gas used, effective gas price, fee split into L2 execution and L1 data fe…

    BaseOnchain data

    $0.002/ request

    2026-10-21

  • https://quickbuild.quynguyenbac.workers.dev/api/base/wallet

    Balances of one address on Base mainnet in a single call: native ETH, the well-known tokens USDC, USDT, USDbC, DAI, WETH, cbETH, wstETH, AERO (non-zero only, or all with includeZero=true), plus up to 10 extra ERC-20 con…

    BaseOnchain data

    $0.002/ request

    2026-10-21

  • https://quickbuild.quynguyenbac.workers.dev/api/fx/rate

    Foreign-exchange rates from one base currency (`from`, default USD) to a list of currencies (`to`, comma-separated, or "all"; default 14 majors incl. EUR, GBP, JPY, CNY, INR, KRW, VND), with `amount` converted. Live mod…

    BaseMarket data

    $0.002/ request

    2026-10-21

Evidence

as of 2026-10-22

Answers HTTP 402

Answers HTTP 402Method: one unpaid request per listed endpoint. A 402 with a payment payload a client could parse counts. Nothing is paid.

unknown

unknown. We hold no reading for this seller's endpoints.

no reading date

x402-style payments, last 7 days (Base)

x402-style paymentsMethod: counted when the transaction carries a signed USDC authorization (EIP-3009), the settlement x402's exact scheme uses. Some non-x402 gasless sends use it too.

5outside payers

11 x402-style payments from 5 distinct payers, $0.11 USDC in the last 7 days (Base, exact read)

window ended 2026-10-22

Payments
11
Payers
5
USDC
0.11

All USDC received at this payout address: $4.11 (includes payments that are not x402)

Reading: x402-style payments to this payout address on Base, exact read of the 7 days to 2026-10-22, every block of the window: counted when the transaction carries a signed USDC authorization (EIP-3009), the settlement x402's `exact` scheme uses. Some non-x402 gasless sends use it too; Sato Hub's own payer wallets are left out

By chain

ChainSeller walletEndpointsAnswers 402x402-style payments
Base0x751a4c3841be287544c371b4ee09bd3366aea7cf7unknown11 x402-style payments from 5 distinct payers, $0.11 USDC in the last 7 days (Base, exact read)

One seller wallet, each chain read on its own. We never send a payment, so we never observe what a paid call returns. Unknown means we hold no reading, not that anything failed.

Pricing

Lowest
$0.001
per request, as registeredas of
Median
$0.002
per request, as registeredas of
Highest
$0.002
per request, as registeredas of

The price each endpoint registered in the x402 catalogue. A listed price is a registration, not an observed charge.

Claim this merchant

Sign a message from the payout address 0x751a4c…aea7cf to claim this page or download its payment ledger. Claiming proves control of the payout key. It says nothing about the service behind the address, and it does not change how this merchant is ranked. No email, no account: the signature is the whole credential, and signing a message costs no gas and moves nothing.

Data CC-BY-4.0, attribution: data by satohub.ai. Data as of 2026-10-22. Appearing here is not an endorsement. Check an endpoint with the doctor.