Alchemy RPC 配置

https://inj-mainnet.g.alchemy.com/v2/<YOUR_API_KEY>
wss://inj-mainnet.g.alchemy.com/v2/<YOUR_API_KEY>

https://inj-testnet.g.alchemy.com/v2/<YOUR_API_KEY>
wss://inj-testnet.g.alchemy.com/v2/<YOUR_API_KEY>

import { JsonRpcProvider } from "ethers";

const provider = new JsonRpcProvider(
  "https://inj-mainnet.g.alchemy.com/v2/<YOUR_API_KEY>"
);

const blockNumber = await provider.getBlockNumber();
console.log("Latest block:", blockNumber);

import { createPublicClient, http } from "viem";
import { defineChain } from "viem";

const injectiveEVM = defineChain({
  id: 1776,
  name: "Injective EVM",
  nativeCurrency: { name: "Injective", symbol: "INJ", decimals: 18 },
  rpcUrls: {
    default: { http: ["https://inj-mainnet.g.alchemy.com/v2/<YOUR_API_KEY>"] },
  },
});

const client = createPublicClient({
  chain: injectiveEVM,
  transport: http(),
});

const blockNumber = await client.getBlockNumber();
console.log("Latest block:", blockNumber);

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