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Supported ChainsEthereumJSON-RPC APIBlock Methods

eth_getBlockReceipts - Ethereum RPC Method

Return every transaction receipt in a block on Ethereum. Useful for indexers, analytics pipelines, and event backfills across DeFi protocols (60% market share), NFT marketplaces, DAOs, and enterprise dApps.

Ethereum RPC endpoint: endpoint URLs, plans and pricing.

Returns all transaction receipts for a block on Ethereum. This is more efficient than calling eth_getTransactionReceipt once per transaction when you already know the target block.

Why Ethereum? Build on the world's leading smart contract platform with the largest developer ecosystem with battle-tested security, institutional adoption, and unmatched ecosystem with $166B+ TVL.

When to Use This Method

eth_getBlockReceipts is useful for DeFi developers, NFT creators, and enterprise blockchain teams:

  • Indexer Backfills: Pull every receipt in a block with one request instead of looping over transaction hashes
  • Event Collection: Scan all logs emitted by a block when building analytics or data pipelines
  • Settlement Auditing: Verify every transaction outcome in a target block for DeFi protocols (60% market share), NFT marketplaces, DAOs, and enterprise dApps
  • Operational Debugging: Compare receipt-level gas usage, status, and logs across multiple transactions at once
JSON-RPC request
{
  "jsonrpc": "2.0",
  "method": "eth_getBlockReceipts",
  "params": ["0x4e3a3754410177e6937ef1f84bba68ea139e8d1a2258c5f85db9f1cd715a1bdd"],
  "id": 1
}

Common Use Cases

1. Backfill Transaction Receipts for an Indexer

When bootstrapping an indexer for Ethereum, use eth_getBlockReceipts to backfill historical receipt data efficiently. One RPC call per block replaces dozens of individual eth_getTransactionReceipt calls.

JavaScript
import { JsonRpcProvider } from 'ethers';

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

async function backfillReceipts(startBlock, endBlock) {
  const receipts = {};

  for (let i = startBlock; i <= endBlock; i++) {
    const hexBlock = '0x' + i.toString(16);
    const results = await provider.send('eth_getBlockReceipts', [hexBlock]);

    if (results) {
      for (const receipt of results) {
        receipts[receipt.transactionHash] = {
          block: i,
          status: receipt.status === '0x1' ? 'success' : 'failed',
          gasUsed: parseInt(receipt.gasUsed, 16),
          logCount: receipt.logs.length,
        };
      }
    }
    console.log(`Backfilled block ${i}: ${results ? results.length : 0} receipts`);
  }

  return receipts;
}

backfillReceipts(10000000, 10000050);

2. Audit Gas Usage Across All Transactions in a Range

Compute total gas consumption and identify high-gas transactions within a target block range on Ethereum. This is useful for gas cost analysis and identifying optimization targets in smart contract usage.

Python
from web3 import Web3

w3 = Web3(Web3.HTTPProvider('https://api-ethereum-mainnet.n.dwellir.com/YOUR_API_KEY'))

def audit_gas_usage(block_identifier):
    response = w3.provider.make_request(
        'eth_getBlockReceipts', [block_identifier]
    )

    receipts = response.get('result')
    if not receipts:
        print(f'No receipts found for block {block_identifier}')
        return

    total_gas = 0
    for receipt in receipts:
        gas = int(receipt['gasUsed'], 16)
        total_gas += gas
        if gas > 500_000:
            print(f'High gas tx: {receipt["transactionHash"]} used {gas:,} gas')

    print(f'Block {block_identifier}: {len(receipts)} txs, '
          f'total gas {total_gas:,}')

audit_gas_usage('0x4e3a3754410177e6937ef1f84bba68ea139e8d1a2258c5f85db9f1cd715a1bdd')

3. Extract Contract Creation Events from Deployment Blocks

When monitoring contract deployments on the world's leading smart contract platform with the largest developer ecosystem, use eth_getBlockReceipts to scan for receipts where contractAddress is non-null. This identifies all new contract deployments within a block in a single call.

Go
package main

import (
    "context"
    "fmt"
    "log"

    "github.com/ethereum/go-ethereum/rpc"
)

func main() {
    client, _ := rpc.Dial("https://api-ethereum-mainnet.n.dwellir.com/YOUR_API_KEY")

    var receipts []map[string]interface{}
    err := client.CallContext(
        context.Background(),
        &receipts,
        "eth_getBlockReceipts",
        "0x4e3a3754410177e6937ef1f84bba68ea139e8d1a2258c5f85db9f1cd715a1bdd",
    )
    if err != nil {
        log.Fatal(err)
    }

    for _, r := range receipts {
        contractAddr, ok := r["contractAddress"]
        if ok && contractAddr != nil {
            fmt.Printf("Contract deployed: %s\n", contractAddr)
            fmt.Printf("  Creator: %s\n", r["from"])
            fmt.Printf("  Tx hash: %s\n", r["transactionHash"])
        }
    }
}

Best Practices

  • Use block hash instead of block number for deterministic results: Hash-based lookups guarantee you are querying the exact block intended, even if chain reorganizations shift block numbers
  • Paginate large receipt arrays client-side: Blocks with thousands of transactions return large payloads; paginate processing to avoid memory pressure in your application
  • Cache individual receipt data per transaction hash: Receipts are immutable once a block is finalized, so cache them indefinitely for repeated lookups
  • For historical blocks, archive nodes may return more complete receipt data: Full nodes may prune older state; archive nodes retain complete historical receipt information

Code Examples

Error Handling

Error CodeMessageDescription
-32602Invalid paramsThe block identifier is malformed
-32000Header not foundThe referenced block does not exist on the node

Related Methods

  • eth_getTransactionReceipt - Retrieve a single transaction receipt
  • eth_getBlockByHash - Retrieve the block object itself
  • eth_getBlockByNumber - Retrieve a block by number or tag

eth_getBlockByHash

Retrieve complete block data by block hash on Ethereum. Essential for DeFi developers, NFT creators, and enterprise blockchain teams building on the world's leading smart contract platform with the largest developer ecosystem.

eth_getBalance

Query account balance on Ethereum. Essential for wallet applications and DeFi protocols (60% market share), NFT marketplaces, DAOs, and enterprise dApps on the world's leading smart contract platform with the largest developer ecosystem.

On this page

When to Use This MethodCommon Use Cases1. Backfill Transaction Receipts for an Indexer2. Audit Gas Usage Across All Transactions in a Range3. Extract Contract Creation Events from Deployment BlocksBest PracticesCode ExamplesError HandlingRelated Methods