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Supported ChainsHyperliquidHyperliquid HyperEVMSmart Contract Methods

eth_newPendingTransactionFilter - Hyperliquid RPC Method

Create pending transaction filter on Hyperliquid. Monitor mempool activity.

Creates a filter on Hyperliquid to notify when new pending transactions arrive.

Request Parameters

Request

This method accepts no parameters.

Response Body

Response
resultQUANTITY

Filter ID

Code Examples

Bash
curl -X POST https://api-hyperliquid-mainnet-evm.n.dwellir.com/YOUR_API_KEY \
  -H "Content-Type: application/json" \
  -d '{
    "jsonrpc": "2.0",
    "method": "eth_newPendingTransactionFilter",
    "params": [],
    "id": 1
  }'
JavaScript
import { JsonRpcProvider } from 'ethers';

const provider = new JsonRpcProvider('https://api-hyperliquid-mainnet-evm.n.dwellir.com/YOUR_API_KEY');

const filterId = await provider.send('eth_newPendingTransactionFilter', []);

// Poll for pending transactions
const pendingTxs = await provider.send('eth_getFilterChanges', [filterId]);
console.log('Pending transaction hashes:', pendingTxs);

eth_newBlockFilter - Hyperliquid RPC Method

Create new block filter on Hyperliquid. Essential for monitoring new blocks.

debug_traceBlock - Hyperliquid RPC Method

Trace all transactions in a block on Hyperliquid. Requires archive node for perpetual futures trading, onchain order books, and institutional-grade derivatives.

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Code Examples
Related Methods