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GET
/
{chain_id}
/
api
/
v2
/
addresses
/
{address_hash_param}
/
nft
/
collections
List NFTs owned by an address grouped by collection/project
curl --request GET \
  --url https://api.blockscout.com/{chain_id}/api/v2/addresses/{address_hash_param}/nft/collections \
  --header 'Authorization: Bearer <token>'
import requests

url = "https://api.blockscout.com/{chain_id}/api/v2/addresses/{address_hash_param}/nft/collections"

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/addresses/{address_hash_param}/nft/collections', 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/addresses/{address_hash_param}/nft/collections",
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/addresses/{address_hash_param}/nft/collections"

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/addresses/{address_hash_param}/nft/collections")
.header("Authorization", "Bearer <token>")
.asString();
require 'uri'
require 'net/http'

url = URI("https://api.blockscout.com/{chain_id}/api/v2/addresses/{address_hash_param}/nft/collections")

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
{
  "items": [
    {
      "amount": "<string>",
      "token": {
        "address_hash": "<string>",
        "circulating_market_cap": "<string>",
        "circulating_supply": "<string>",
        "decimals": "<string>",
        "exchange_rate": "<string>",
        "holders_count": "<string>",
        "icon_url": "https://example.com",
        "name": "<string>",
        "symbol": "<string>",
        "total_supply": "<string>",
        "volume_24h": "<string>",
        "foreign_address": "<string>",
        "origin_chain_id": "<string>"
      },
      "token_instances": [
        {
          "animation_url": "https://example.com",
          "external_app_url": "https://example.com",
          "id": "<string>",
          "image_url": "https://example.com",
          "is_unique": true,
          "media_type": "image/png",
          "media_url": "https://example.com",
          "metadata": {
            "description": "Test",
            "image": "https://example.com/image.png",
            "name": "Test"
          },
          "owner": {
            "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>"
                }
              ]
            },
            "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>"
              }
            ]
          },
          "thumbnails": {
            "original": "<string>",
            "250x250": "<string>",
            "500x500": "<string>",
            "60x60": "<string>"
          },
          "token": {
            "address_hash": "<string>",
            "circulating_market_cap": "<string>",
            "circulating_supply": "<string>",
            "decimals": "<string>",
            "exchange_rate": "<string>",
            "holders_count": "<string>",
            "icon_url": "https://example.com",
            "name": "<string>",
            "symbol": "<string>",
            "total_supply": "<string>",
            "volume_24h": "<string>",
            "foreign_address": "<string>",
            "origin_chain_id": "<string>"
          },
          "value": "<string>"
        }
      ]
    }
  ],
  "next_page_params": {
    "token_contract_address_hash": "0x1ffe11b9fb7f6ff1b153ab8608cf403ecaf9d44a",
    "token_type": "ERC-721"
  }
}
{
"message": "Unverified email"
}
{
"errors": [
{
"detail": "null value where string expected",
"source": {
"pointer": "/data/attributes/petName"
},
"title": "Invalid value"
}
]
}

Authorizations

Authorization
string
header
required

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

Path Parameters

address_hash_param
string
required

Address hash in the path

Pattern: ^0x([A-Fa-f0-9]{40})$
chain_id
string
required

The ID of the blockchain

Query Parameters

type

Filter by token type. Comma-separated list of:

  • ERC-721 - Non-fungible tokens
  • ERC-1155 - Multi-token standard
  • ERC-404 - Hybrid fungible/non-fungible tokens

Example: ERC-721,ERC-1155 to show both NFT and multi-token transfers

Required string length: 0
items_count
integer

Number of items per page

Required range: x >= 1
token_contract_address_hash
string

Token contract address hash for paging

Pattern: ^0x([A-Fa-f0-9]{40})$
token_type
enum<string>

Token type for paging

Available options:
ERC-20,
ERC-721,
ERC-1155,
ERC-404,
ERC-7984

Response

NFTs owned by the specified address, grouped by collection, with pagination.

items
NFTCollection · object[]
required
next_page_params
object | null
required
Example:
{
"token_contract_address_hash": "0x1ffe11b9fb7f6ff1b153ab8608cf403ecaf9d44a",
"token_type": "ERC-721"
}