数据

OneSource

onesource.io

OneSource is an RPC API for Ethereum mainnet and Sepolia with 25 pay-per-call endpoints (blocks, balances, transactions, receipts, event logs, ENS, contracts, NFTs) payable in USDC on Base via x402, with no API key.

返回 x402 服务市场

Current block number for a chain.

GET

https://api.onesource.io/api/chain/block-number

查询参数

Raw contract call on a chain.

POST

https://api.onesource.io/api/chain/call

查询参数

示例请求体

Contract bytecode for an address.

GET

https://api.onesource.io/api/chain/code/:address

Contract details for an address.

GET

https://api.onesource.io/api/chain/contract/:address

Resolve an ENS name or address.

GET

https://api.onesource.io/api/chain/ens/:input

ERC-20 transfers for an address.

GET

https://api.onesource.io/api/chain/erc20-transfers

查询参数

Estimate gas for a transaction.

POST

https://api.onesource.io/api/chain/estimate-gas

查询参数

示例请求体

Chain network information.

GET

https://api.onesource.io/api/chain/network-info

查询参数

Transaction nonce for an address.

GET

https://api.onesource.io/api/chain/nonce/:address

Transaction receipt for a hash.

GET

https://api.onesource.io/api/chain/receipt/:hash

服务信息

服务商: onesource.io
类别: 数据
30 天在线率: 57%
30 天平均响应耗时: 104 ms
信息更新时间: 2026年8月31日

近 30 天交易

交易量: 0 USDC
交易次数: 0
付款地址数: 0

Base 主网 USDC 链上数据，每小时更新，不代表实际销量。

服务标签

ethereum

sepolia

blocks

balances

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