热门区块链节点 API

V2 节点 API 端点

由 Alchemy 提供支持的高性能区块链节点 API，支持 ETH、TRX、BTC、BNB 等主流链

ETH

Ethereum MainnetMainnetv2

https://eth-mainnet.g.alchemy.com/v2/fsP4fudK6Xag9esL9CuLA

延迟

45ms

TPS

在线

TRX

TRON MainnetMainnetv2

https://tron-mainnet.g.alchemy.com/v2/fsP4fudK6Xag9esL9CuLA

延迟

38ms

TPS

2000

在线

BTC

Bitcoin MainnetMainnetv2

https://bitcoin-mainnet.g.alchemy.com/v2/fsP4fudK6Xag9esL9CuLA

延迟

62ms

TPS

在线

BTC-S

Bitcoin SignetTestnetv2

https://bitcoin-signet.g.alchemy.com/v2/fsP4fudK6Xag9esL9CuLA

延迟

55ms

TPS

在线

BNB

BNB Smart ChainMainnetv2

https://bnb-mainnet.g.alchemy.com/v2/fsP4fudK6Xag9esL9CuLA

延迟

41ms

TPS

100

在线

API 使用示例

JavaScript / Web3.js

const Web3 = require('web3');
const web3 = new Web3('https://eth-mainnet.g.alchemy.com/v2/fsP4fudK6Xag9esL9CuLA');

// Get latest block
const block = await web3.eth.getBlockNumber();
console.log('Latest Block:', block);

Python / Web3.py

from web3 import Web3
w3 = Web3(Web3.HTTPProvider('https://eth-mainnet.g.alchemy.com/v2/fsP4fudK6Xag9esL9CuLA'))

# Check connection
print(w3.is_connected())  # True
print(w3.eth.block_number)

cURL / JSON-RPC

curl -X POST \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","method":"eth_blockNumber","params":[],"id":1}' \
  https://eth-mainnet.g.alchemy.com/v2/fsP4fudK6Xag9esL9CuLA