# platform.getUTXOs

> For the complete documentation index, see [llms.txt](/docs/llms.txt).

POST https://avax-mainnet.g.alchemy.com/v2/docs-demo/ext/bc/P

Get the UTXOs that reference a given set of addresses. Supports pagination via startIndex/endIndex.

Reference: https://www.alchemy.com/docs/chains/avalanche-p/avalanche-p-chain-api-endpoints/platform-get-utx-os

## Parameters

| Name | Type | Required | Description |
|------|------|----------|-------------|
| addresses | string[] | Yes | The addresses to get UTXOs for. |
| limit | integer | No | Maximum number of UTXOs to return (default 1024 if omitted or greater). |
| startIndex | object | No | Pagination cursor; object with address and utxo. Omit to fetch from start. |
| sourceChain | string | No | If set, fetch UTXOs exported from this chain (e.g. "X" for X-Chain). |
| encoding | string | No | Format for returned UTXOs. Can be "hex" when provided. |

## Result

**result** (object): numFetched, utxos array, endIndex for pagination, encoding.

## Code Examples

### cURL

```bash
curl --request POST \
  --url https://avax-mainnet.g.alchemy.com/v2/docs-demo/ext/bc/P \
  --header 'Content-Type: application/json' \
  --data '{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "platform.getUTXOs",
  "params": [
    [
      "string"
    ],
    1,
    {
      "address": "string",
      "utxo": "string"
    },
    "string",
    "string"
  ]
}'
```

### JavaScript

```javascript
const options = {
  method: 'POST',
  headers: {'Content-Type': 'application/json'},
  body: JSON.stringify({
    jsonrpc: '2.0',
    id: 1,
    method: 'platform.getUTXOs',
    params: [['string'], 1, {address: 'string', utxo: 'string'}, 'string', 'string']
  })
};

fetch('https://avax-mainnet.g.alchemy.com/v2/docs-demo/ext/bc/P', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));
```

### Python

```python
import requests

url = "https://avax-mainnet.g.alchemy.com/v2/docs-demo/ext/bc/P"

payload = {
    "jsonrpc": "2.0",
    "id": 1,
    "method": "platform.getUTXOs",
    "params": [
        ["string"],
        1,
        {
            "address": "string",
            "utxo": "string"
        },
        "string",
        "string"
    ]
}
headers = {"Content-Type": "application/json"}

response = requests.post(url, json=payload, headers=headers)

print(response.text)
```

### Go

```go
package main

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

func main() {

	url := "https://avax-mainnet.g.alchemy.com/v2/docs-demo/ext/bc/P"

	payload := strings.NewReader("{\n  \"jsonrpc\": \"2.0\",\n  \"id\": 1,\n  \"method\": \"platform.getUTXOs\",\n  \"params\": [\n    [\n      \"string\"\n    ],\n    1,\n    {\n      \"address\": \"string\",\n      \"utxo\": \"string\"\n    },\n    \"string\",\n    \"string\"\n  ]\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Content-Type", "application/json")

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

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

	fmt.Println(string(body))

}
```

### Java

```java
HttpResponse<String> response = Unirest.post("https://avax-mainnet.g.alchemy.com/v2/docs-demo/ext/bc/P")
  .header("Content-Type", "application/json")
  .body("{\n  \"jsonrpc\": \"2.0\",\n  \"id\": 1,\n  \"method\": \"platform.getUTXOs\",\n  \"params\": [\n    [\n      \"string\"\n    ],\n    1,\n    {\n      \"address\": \"string\",\n      \"utxo\": \"string\"\n    },\n    \"string\",\n    \"string\"\n  ]\n}")
  .asString();
```

### C#

```csharp
using RestSharp;


var options = new RestClientOptions("https://avax-mainnet.g.alchemy.com/v2/docs-demo/ext/bc/P");
var client = new RestClient(options);
var request = new RestRequest("");
request.AddJsonBody("{\n  \"jsonrpc\": \"2.0\",\n  \"id\": 1,\n  \"method\": \"platform.getUTXOs\",\n  \"params\": [\n    [\n      \"string\"\n    ],\n    1,\n    {\n      \"address\": \"string\",\n      \"utxo\": \"string\"\n    },\n    \"string\",\n    \"string\"\n  ]\n}", false);
var response = await client.PostAsync(request);

Console.WriteLine("{0}", response.Content);

```


## OpenRPC Method Specification

```yaml
name: platform.getUTXOs
paramStructure: by-name
summary: Get UTXOs
description: Get the UTXOs that reference a given set of addresses. Supports pagination via startIndex/endIndex.
params:
  - name: addresses
    required: true
    description: The addresses to get UTXOs for.
    schema:
      type: array
      items:
        type: string
  - name: limit
    required: false
    description: Maximum number of UTXOs to return (default 1024 if omitted or greater).
    schema:
      type: integer
  - name: startIndex
    required: false
    description: Pagination cursor; object with address and utxo. Omit to fetch from start.
    schema:
      type: object
      properties:
        address:
          type: string
        utxo:
          type: string
  - name: sourceChain
    required: false
    description: If set, fetch UTXOs exported from this chain (e.g. "X" for X-Chain).
    schema:
      type: string
  - name: encoding
    required: false
    description: Format for returned UTXOs. Can be "hex" when provided.
    schema:
      type: string
result:
  name: result
  description: numFetched, utxos array, endIndex for pagination, encoding.
  schema:
    type: object
    example:
      numFetched: '5'
      utxos: []
      endIndex:
        address: P-avax18jma8ppw3nhx5r4ap8clazz0dps7rv5ukulre5
        utxo: kbUThAUfmBXUmRgTpgD6r3nLj7rJUGho6xyht5nouNNypH45j
      encoding: hex
```