# getMultipleCompressedAccountProofs

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

POST https://solana-mainnet.g.alchemy.com/v2/{apiKey}

Returns merkle proofs for the compressed accounts with the given hashes.

Reference: https://www.alchemy.com/docs/chains/solana/solana-api-endpoints/get-multiple-compressed-account-proofs

## Parameters

| Name | Type | Required | Description |
|------|------|----------|-------------|
| hashes | string[] | Yes | An array of compressed account hashes to query. |

## Result

**Compressed account proofs** (object): An array of merkle proofs for the requested compressed accounts.

## Example

### Request

```json
{
  "jsonrpc": "2.0",
  "method": "getMultipleCompressedAccountProofs",
  "params": [
    [
      "11111111111111111111111111111111"
    ]
  ],
  "id": 1
}
```

## Code Examples

### cURL

```bash
curl --request POST \
  --url https://solana-mainnet.g.alchemy.com/v2/docs-demo \
  --header 'Content-Type: application/json' \
  --data '{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "getMultipleCompressedAccountProofs",
  "params": [
    [
      "11111111111111111111111111111111"
    ]
  ]
}'
```

### JavaScript

```javascript
const options = {
  method: 'POST',
  headers: {'Content-Type': 'application/json'},
  body: JSON.stringify({
    jsonrpc: '2.0',
    id: 1,
    method: 'getMultipleCompressedAccountProofs',
    params: [['11111111111111111111111111111111']]
  })
};

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

### Python

```python
import requests

url = "https://solana-mainnet.g.alchemy.com/v2/docs-demo"

payload = {
    "jsonrpc": "2.0",
    "id": 1,
    "method": "getMultipleCompressedAccountProofs",
    "params": [["11111111111111111111111111111111"]]
}
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://solana-mainnet.g.alchemy.com/v2/docs-demo"

	payload := strings.NewReader("{\n  \"jsonrpc\": \"2.0\",\n  \"id\": 1,\n  \"method\": \"getMultipleCompressedAccountProofs\",\n  \"params\": [\n    [\n      \"11111111111111111111111111111111\"\n    ]\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://solana-mainnet.g.alchemy.com/v2/docs-demo")
  .header("Content-Type", "application/json")
  .body("{\n  \"jsonrpc\": \"2.0\",\n  \"id\": 1,\n  \"method\": \"getMultipleCompressedAccountProofs\",\n  \"params\": [\n    [\n      \"11111111111111111111111111111111\"\n    ]\n  ]\n}")
  .asString();
```

### C#

```csharp
using RestSharp;


var options = new RestClientOptions("https://solana-mainnet.g.alchemy.com/v2/docs-demo");
var client = new RestClient(options);
var request = new RestRequest("");
request.AddJsonBody("{\n  \"jsonrpc\": \"2.0\",\n  \"id\": 1,\n  \"method\": \"getMultipleCompressedAccountProofs\",\n  \"params\": [\n    [\n      \"11111111111111111111111111111111\"\n    ]\n  ]\n}", false);
var response = await client.PostAsync(request);

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

```


## OpenRPC Method Specification

```yaml
name: getMultipleCompressedAccountProofs
description: Returns merkle proofs for the compressed accounts with the given hashes.
params:
  - name: hashes
    required: true
    description: An array of compressed account hashes to query.
    schema:
      type: array
      items:
        title: Hash
        type: string
        description: A 32-byte hash represented as a base-58 string.
examples:
  - name: getMultipleCompressedAccountProofs example
    params:
      - name: hashes
        value:
          - '11111111111111111111111111111111'
result:
  name: Compressed account proofs
  description: An array of merkle proofs for the requested compressed accounts.
  schema:
    title: Compressed Account Proof List Result
    type: object
    properties:
      context:
        title: Compression Context
        type: object
        properties:
          slot:
            type: integer
            description: The slot at which the response was generated.
      value:
        type: array
        items:
          title: Compressed Account Proof
          type: object
          properties:
            hash:
              title: Hash
              type: string
              description: A 32-byte hash represented as a base-58 string.
            leafIndex:
              type: integer
              description: Leaf index of the account in the merkle tree.
            merkleTree:
              title: Pubkey
              type: string
              description: Base-58 encoded public key.
            proof:
              type: array
              items:
                title: Hash
                type: string
                description: A 32-byte hash represented as a base-58 string.
            root:
              title: Hash
              type: string
              description: A 32-byte hash represented as a base-58 string.
            rootSeq:
              type: integer
              description: Sequence number of the root.
```