# starknet_getBlockWithTxHashes

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

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

Get block information with transaction hashes given the block id

Reference: https://www.alchemy.com/docs/chains/starknet/starknet-api-endpoints/starknet-get-block-with-tx-hashes

## Parameters

| Name | Type | Required | Description |
|------|------|----------|-------------|
| block_id | object or enum | Yes | The hash of the requested block, or number (height) of the requested block, or a block tag  |

## Result

**result** (object): The resulting block information with transaction hashes

## Code Examples

### cURL

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

### JavaScript

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

fetch('https://starknet-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://starknet-mainnet.g.alchemy.com/v2/docs-demo"

payload = {
    "jsonrpc": "2.0",
    "id": 1,
    "method": "starknet_getBlockWithTxHashes",
    "params": [{ "block_hash": "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://starknet-mainnet.g.alchemy.com/v2/docs-demo"

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

### C#

```csharp
using RestSharp;


var options = new RestClientOptions("https://starknet-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\": \"starknet_getBlockWithTxHashes\",\n  \"params\": [\n    {\n      \"block_hash\": \"string\"\n    }\n  ]\n}", false);
var response = await client.PostAsync(request);

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

```


## OpenRPC Method Specification

```yaml
name: starknet_getBlockWithTxHashes
description: Get block information with transaction hashes given the block id
params:
  - name: block_id
    description: |
      The hash of the requested block, or number (height) of the requested block, or a block tag
    required: true
    schema:
      title: Block id
      description: Block hash, number or tag
      oneOf:
        - title: Block hash
          type: object
          required:
            - block_hash
          properties:
            block_hash:
              title: Block hash
              description: The hash identifying a block
              type: string
              pattern: ^0x(0|[a-fA-F1-9]{1}[a-fA-F0-9]{0,62})$
        - title: Block number
          type: object
          required:
            - block_number
          properties:
            block_number:
              title: Block number
              description: The block's number (its height)
              type: integer
              minimum: 0
        - title: Block tag
          description: A tag specifying a dynamic reference to a block
          type: string
          enum:
            - latest
            - pending
result:
  name: result
  description: The resulting block information with transaction hashes
  schema:
    title: Starknet get block hash with tx hashes result
    oneOf:
      - title: Block with transaction hashes
        description: The block object
        type: object
        required:
          - block_hash
          - block_number
          - l1_da_mode
          - l1_data_gas_price
          - l1_gas_price
          - new_root
          - parent_hash
          - sequencer_address
          - starknet_version
          - status
          - timestamp
          - transactions
        properties:
          status:
            title: Status
            description: The status of the block
            type: string
            enum:
              - PENDING
              - ACCEPTED_ON_L2
              - ACCEPTED_ON_L1
              - REJECTED
          block_hash:
            title: Block hash
            description: The hash identifying a block
            type: string
            pattern: ^0x(0|[a-fA-F1-9]{1}[a-fA-F0-9]{0,62})$
          parent_hash:
            title: Parent hash
            description: The hash of this block's parent
            type: string
            pattern: ^0x(0|[a-fA-F1-9]{1}[a-fA-F0-9]{0,62})$
          block_number:
            title: Block number
            description: The block number (its height)
            type: integer
            minimum: 0
          new_root:
            title: New root
            description: The new global state root
            type: string
            pattern: ^0x(0|[a-fA-F1-9]{1}[a-fA-F0-9]{0,62})$
          timestamp:
            title: Timestamp
            description: The time in which the block was created, encoded in Unix time
            type: integer
            minimum: 0
          sequencer_address:
            title: Sequencer address
            description: The StarkNet identity of the sequencer submitting this block
            type: string
            pattern: ^0x(0|[a-fA-F1-9]{1}[a-fA-F0-9]{0,62})$
          l1_gas_price:
            title: L1 gas price
            description: The price of L1 gas in the block
            type: object
            required:
              - price_in_wei
              - price_in_fri
            properties:
              price_in_fri:
                title: Price in fri
                description: |
                  The price of one unit of the given resource, denominated in fri (10^-18 strk)
                type: string
                pattern: ^0x(0|[a-fA-F1-9]{1}[a-fA-F0-9]{0,62})$
              price_in_wei:
                title: Price in wei
                description: The price of one unit of the given resource, denominated in wei
                type: string
                pattern: ^0x(0|[a-fA-F1-9]{1}[a-fA-F0-9]{0,62})$
          l1_data_gas_price:
            title: L1 data gas price
            description: The price of L1 data gas in the block
            type: object
            required:
              - price_in_wei
              - price_in_fri
            properties:
              price_in_fri:
                title: Price in fri
                description: |
                  The price of one unit of the given resource, denominated in fri (10^-18 strk)
                type: string
                pattern: ^0x(0|[a-fA-F1-9]{1}[a-fA-F0-9]{0,62})$
              price_in_wei:
                title: Price in wei
                description: The price of one unit of the given resource, denominated in wei
                type: string
                pattern: ^0x(0|[a-fA-F1-9]{1}[a-fA-F0-9]{0,62})$
          l1_da_mode:
            title: L1 da mode
            type: string
            description: Specifies whether the data of this block is published via blob data or calldata
            enum:
              - BLOB
              - CALLDATA
          starknet_version:
            title: Starknet version
            description: Semver of the current Starknet protocol
            type: string
          transactions:
            title: Transaction hashes
            description: The hashes of the transactions included in this block
            type: array
            items:
              description: The hash of a single transaction
              title: Transaction hash
              type: string
              pattern: ^0x(0|[a-fA-F1-9]{1}[a-fA-F0-9]{0,62})$
      - title: Pending block with transaction hashes
        description: The dynamic block being constructed by the sequencer. Note that this object will be deprecated upon decentralization.
        type: object
        required:
          - l1_da_mode
          - l1_data_gas_price
          - l1_gas_price
          - parent_hash
          - sequencer_address
          - starknet_version
          - timestamp
          - transactions
        not:
          anyOf:
            - required:
                - block_hash
                - block_number
                - new_root
        properties:
          transactions:
            title: Transaction hashes
            description: The hashes of the transactions included in this block
            type: array
            items:
              description: The hash of a single transaction
              title: Transaction hash
              type: string
              pattern: ^0x(0|[a-fA-F1-9]{1}[a-fA-F0-9]{0,62})$
          parent_hash:
            title: Parent hash
            description: The hash of this block's parent
            type: string
            pattern: ^0x(0|[a-fA-F1-9]{1}[a-fA-F0-9]{0,62})$
          timestamp:
            title: Timestamp
            description: The time in which the block was created, encoded in Unix time
            type: integer
            minimum: 0
          sequencer_address:
            title: Sequencer address
            description: The StarkNet identity of the sequencer submitting this block
            type: string
            pattern: ^0x(0|[a-fA-F1-9]{1}[a-fA-F0-9]{0,62})$
          l1_gas_price:
            title: L1 gas price
            description: The price of L1 gas in the block
            type: object
            required:
              - price_in_wei
              - price_in_fri
            properties:
              price_in_fri:
                title: Price in fri
                description: |
                  The price of one unit of the given resource, denominated in fri (10^-18 strk)
                type: string
                pattern: ^0x(0|[a-fA-F1-9]{1}[a-fA-F0-9]{0,62})$
              price_in_wei:
                title: Price in wei
                description: The price of one unit of the given resource, denominated in wei
                type: string
                pattern: ^0x(0|[a-fA-F1-9]{1}[a-fA-F0-9]{0,62})$
          l1_data_gas_price:
            title: L1 data gas price
            description: The price of L1 data gas in the block
            type: object
            required:
              - price_in_wei
              - price_in_fri
            properties:
              price_in_fri:
                title: Price in fri
                description: |
                  The price of one unit of the given resource, denominated in fri (10^-18 strk)
                type: string
                pattern: ^0x(0|[a-fA-F1-9]{1}[a-fA-F0-9]{0,62})$
              price_in_wei:
                title: Price in wei
                description: The price of one unit of the given resource, denominated in wei
                type: string
                pattern: ^0x(0|[a-fA-F1-9]{1}[a-fA-F0-9]{0,62})$
          l1_da_mode:
            title: L1 da mode
            type: string
            description: Specifies whether the data of this block is published via blob data or calldata
            enum:
              - BLOB
              - CALLDATA
          starknet_version:
            title: Starknet version
            description: Semver of the current Starknet protocol
            type: string
```