List internal transactions in a specific block

Retrieves internal transactions included in a specific block with optional filtering by type and call type.

GET /{chain_id}/api/v2/blocks/{block_hash_or_number_param}/internal-transactions

List internal transactions in a specific block

cURL

curl --request GET \
  --url https://api.blockscout.com/{chain_id}/api/v2/blocks/{block_hash_or_number_param}/internal-transactions \
  --header 'Authorization: Bearer <token>'

import requests

url = "https://api.blockscout.com/{chain_id}/api/v2/blocks/{block_hash_or_number_param}/internal-transactions"

headers = {"Authorization": "Bearer <token>"}

response = requests.get(url, headers=headers)

print(response.text)

const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

fetch('https://api.blockscout.com/{chain_id}/api/v2/blocks/{block_hash_or_number_param}/internal-transactions', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.blockscout.com/{chain_id}/api/v2/blocks/{block_hash_or_number_param}/internal-transactions",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"net/http"
	"io"
)

func main() {

	url := "https://api.blockscout.com/{chain_id}/api/v2/blocks/{block_hash_or_number_param}/internal-transactions"

	req, _ := http.NewRequest("GET", url, nil)

	req.Header.Add("Authorization", "Bearer <token>")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.get("https://api.blockscout.com/{chain_id}/api/v2/blocks/{block_hash_or_number_param}/internal-transactions")
  .header("Authorization", "Bearer <token>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.blockscout.com/{chain_id}/api/v2/blocks/{block_hash_or_number_param}/internal-transactions")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Bearer <token>'

response = http.request(request)
puts response.read_body

200

{
  "items": [
    {
      "block_number": 123,
      "created_contract": {
        "ens_domain_name": "<string>",
        "hash": "<string>",
        "implementations": [
          {
            "address_hash": "<string>",
            "name": "<string>"
          }
        ],
        "is_contract": true,
        "is_scam": true,
        "is_verified": true,
        "metadata": {
          "tags": [
            {
              "meta": {},
              "name": "<string>",
              "ordinal": 123,
              "slug": "<string>",
              "tagType": "<string>"
            }
          ]
        },
        "name": "<string>",
        "private_tags": [
          {
            "address_hash": "<string>",
            "display_name": "<string>",
            "label": "<string>"
          }
        ],
        "public_tags": [
          {
            "address_hash": "<string>",
            "display_name": "<string>",
            "label": "<string>"
          }
        ],
        "watchlist_names": [
          {
            "display_name": "<string>",
            "label": "<string>"
          }
        ]
      },
      "error": "<string>",
      "from": {
        "ens_domain_name": "<string>",
        "hash": "<string>",
        "implementations": [
          {
            "address_hash": "<string>",
            "name": "<string>"
          }
        ],
        "is_contract": true,
        "is_scam": true,
        "is_verified": true,
        "metadata": {
          "tags": [
            {
              "meta": {},
              "name": "<string>",
              "ordinal": 123,
              "slug": "<string>",
              "tagType": "<string>"
            }
          ]
        },
        "name": "<string>",
        "private_tags": [
          {
            "address_hash": "<string>",
            "display_name": "<string>",
            "label": "<string>"
          }
        ],
        "public_tags": [
          {
            "address_hash": "<string>",
            "display_name": "<string>",
            "label": "<string>"
          }
        ],
        "watchlist_names": [
          {
            "display_name": "<string>",
            "label": "<string>"
          }
        ]
      },
      "gas_limit": "<string>",
      "index": 123,
      "success": true,
      "timestamp": "2023-11-07T05:31:56Z",
      "to": {
        "ens_domain_name": "<string>",
        "hash": "<string>",
        "implementations": [
          {
            "address_hash": "<string>",
            "name": "<string>"
          }
        ],
        "is_contract": true,
        "is_scam": true,
        "is_verified": true,
        "metadata": {
          "tags": [
            {
              "meta": {},
              "name": "<string>",
              "ordinal": 123,
              "slug": "<string>",
              "tagType": "<string>"
            }
          ]
        },
        "name": "<string>",
        "private_tags": [
          {
            "address_hash": "<string>",
            "display_name": "<string>",
            "label": "<string>"
          }
        ],
        "public_tags": [
          {
            "address_hash": "<string>",
            "display_name": "<string>",
            "label": "<string>"
          }
        ],
        "watchlist_names": [
          {
            "display_name": "<string>",
            "label": "<string>"
          }
        ]
      },
      "transaction_hash": "<string>",
      "transaction_index": 123,
      "type": "<string>",
      "value": "<string>"
    }
  ],
  "meta": {
    "message": "<string>"
  },
  "next_page_params": {
    "index": 8,
    "transaction_index": 3
  }
}

{
  "message": "Resource not found"
}

{
  "errors": [
    {
      "detail": "null value where string expected",
      "source": {
        "pointer": "/data/attributes/petName"
      },
      "title": "Invalid value"
    }
  ]
}

Authorizations

bearerAuthapiKeyAuth

Authorization · string · header · required

API key passed as a Bearer token in the Authorization header.

Path Parameters

block_hash_or_number_param · integer string · required

Block hash or number in the path

Required range: x >= 0

chain_id · string · required

The ID of the blockchain

Query Parameters

internal_type · enum<string>

Filter internal transactions by type:

• all - Show all internal transactions (default)
• call - Only show call internal transactions
• create - Only show create internal transactions
• create2 - Only show create2 internal transactions
• reward - Only show reward internal transactions
• selfdestruct - Only show selfdestruct internal transactions
• stop - Only show stop internal transactions
• invalid - Only show invalid internal transactions (Arbitrum only)

Available options: call, create, create2, reward, selfdestruct, stop, invalid

call_type · enum<string>

Filter internal transactions by call type:

• all - Show all internal transactions (default)
• call - Only show call internal transactions
• callcode - Only show callcode internal transactions
• delegatecall - Only show delegatecall internal transactions
• staticcall - Only show staticcall internal transactions
• invalid - Only show invalid internal transactions (Arbitrum only)

Available options: call, callcode, delegatecall, staticcall, invalid

items_count · integer

Number of items per page

Required range: x >= 1

transaction_index · integer

Transaction index for paging

index · integer

Item index for paging

Response

200

application/json

Internal transactions in the specified block.

items · InternalTransaction · object[] · required

Show child attributes

meta · object · required

Show child attributes

next_page_params · object | null · required

Example:

{ "index": 8, "transaction_index": 3 }