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Supported ChainsAsset HubSubstrate APIAuthor Methods

author_pendingExtrinsics - Asset Hub RPC Method

Get pending transactions on Asset Hub. Monitor mempool activity.

Returns all pending extrinsics in the transaction pool on Asset Hub.

Use Cases

  • Mempool monitoring - Track pending transactions
  • Transaction status - Check if your transaction is pending for native stablecoin transfers (USDC, USDT), DOT staking and governance, and cross-chain asset management via XCM
  • Pool analysis - Monitor network activity

Request Parameters

Request

This method accepts no parameters.

Response Body

Response

Code Examples

Bash
curl https://api-asset-hub-polkadot.n.dwellir.com/<YOUR_API_KEY>/YOUR_API_KEY \
  -X POST \
  -H "Content-Type: application/json" \
  -d '{
    "jsonrpc": "2.0",
    "method": "author_pendingExtrinsics",
    "params": [],
    "id": 1
  }'
JavaScript
import { ApiPromise, WsProvider } from '@polkadot/api';

const provider = new WsProvider('wss://api-asset-hub-polkadot.n.dwellir.com/YOUR_API_KEY');
const api = await ApiPromise.create({ provider });

const pending = await api.rpc.author.pendingExtrinsics();
console.log('Pending extrinsics:', pending.length);

pending.forEach((ext, idx) => {
  console.log(`${idx}: ${ext.method.section}.${ext.method.method}`);
});

await api.disconnect();

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