Parameters

block_id

string

REQUIRED

The hash of the requested block, the block number (height) of the requested block, or a block tag (latest, pre_confirmed, or l1_accepted)

class_hash

string

REQUIRED

The hash of the requested contract class

Returns

result

object

The result object which contains one of the following objects

DEPRECATED_CONTRACT_CLASS

object

(Optional) The definition of a StarkNet contract class

program

string

A base64 representation of the compressed program code

entry_points_by_type

object

Deprecated entry points by type

CONSTRUCTOR

object

Deprecated constructor

function_idx

string

An integer index of the function

selector

string

A unique identifier of the entry point (function) in the program

EXTERNAL

object

Deprecated external

function_idx

string

An integer index of the function

selector

string

A unique identifier of the entry point (function) in the program

L1_HANDLER

object

Deprecated L1 handler

function_idx

string

An integer index of the function

selector

string

A unique identifier of the entry point (function) in the program

abi

array

The contract ABI which contains one of the following objects:

FUNCTION_ABI_ENTRY

object

The function ABI entry object whicb contains the following fields:

type

string

The function ABI type. It can take value such as - 'function', 'l1_handler' or 'constructor'

name

string

The function name

inputs

array

The typed parameter, which have following fields:

name

string

The parameter's name

type

string

The parameter's type

outputs

array

The typed parameter, which have following fields:

name

string

The parameter's name

type

string

The parameter's type

stateMutability

string

The Function state mutability type which can take value as - view'

EVENT_ABI_ENTRY

object

The Event ABI entry object which contains the following fields:

type

string

The Event ABI type. It can take value such as - 'function', 'l1_handler' or 'constructor'

name

string

The event name

keys

array

The Typed parameter

name

string

The parameter's name

type

string

The parameter's type

data

array

The Typed parameter

name

string

The parameter's name

type

string

The parameter's type

STRUCT_ABI_ENTRY

object

The Struct ABI entry object which contains the following fields:

type

string

The Struct ABI type. It can take value such as - 'struct'

name

string

The struct name

size

integer

The size

members

array

The Typed parameter

name

string

The parameter's name

type

string

The parameter's type

Offset

integer

The offset of this property within the struct

CONTRACT_CLASS

object

(Optional)

sierra_program

object

The list of Sierra instructions of which the program consists

contract_class_version

string

The version of the contract class object. Currently, the Starknet OS supports version 0.1.0

entry_points_by_type

object

Deprecated entry points by type

CONSTRUCTOR

object

The sierra entry point

selector

string

A unique identifier of the entry point (function) in the program

function_idx

string

The index of the function in the program

EXTERNAL

object

Deprecated external

selector

string

A unique identifier of the entry point (function) in the program

function_idx

string

The index of the function in the program

L1_HANDLER

object

Deprecated L1 handler

selector

string

A unique identifier of the entry point (function) in the program

function_idx

string

The index of the function in the program

abi

string

The class ABI, as supplied by the user declaring the class

Request

1
# Note: You can specify Starknet version in the URL path
2
# Example: /rpc/v0_9 for version 0.9. Versions 0.6, 0.7, and 0.8 are no longer supported
3
curl --location 'https://docs-demo.strk-mainnet.quiknode.pro/rpc/v0_9' \
4
--header 'accept: application/json' \
5
--header 'content-type: application/json' \
6
--data '{
7
    "id": 1,
8
    "jsonrpc": "2.0",
9
    "method": "starknet_getClass",
10
    "params": [
11
        "latest",
12
        "0x05327164fa21dca89a92e8eae8a5b7ab90f58373e71f0a16d285e5a4abe5a3cf"
13
    ]
14
}'

1
# Note: You can specify Starknet version in the URL path
2
# Example: /rpc/v0_9 for version 0.9. Versions 0.6, 0.7, and 0.8 are no longer supported
3
curl --location 'https://docs-demo.strk-mainnet.quiknode.pro/rpc/v0_9' \
4
--header 'accept: application/json' \
5
--header 'content-type: application/json' \
6
--data '{
7
    "id": 1,
8
    "jsonrpc": "2.0",
9
    "method": "starknet_getClass",
10
    "params": [
11
        "latest",
12
        "0x05327164fa21dca89a92e8eae8a5b7ab90f58373e71f0a16d285e5a4abe5a3cf"
13
    ]
14
}'

1
// Note: You can specify Starknet version in the URL path
2
// Example: /rpc/v0_9 for version 0.9. Versions 0.6, 0.7, and 0.8 are no longer supported
3
const myHeaders = new Headers();
4
myHeaders.append("accept", "application/json");
5
myHeaders.append("content-type", "application/json");
6

7
const raw = JSON.stringify({
8
  "id": 1,
9
  "jsonrpc": "2.0",
10
  "method": "starknet_getClass",
11
  "params": [
12
    "latest",
13
    "0x05327164fa21dca89a92e8eae8a5b7ab90f58373e71f0a16d285e5a4abe5a3cf"
14
  ]
15
});
16

17
const requestOptions = {
18
  method: "POST",
19
  headers: myHeaders,
20
  body: raw,
21
  redirect: "follow"
22
};
23

24
fetch("https://docs-demo.strk-mainnet.quiknode.pro/rpc/v0_9", requestOptions)
25
  .then((response) => response.text())
26
  .then((result) => console.log(result))
27
  .catch((error) => console.error(error));

1
// Note: You can specify Starknet version in the URL path
2
// Example: /rpc/v0_9 for version 0.9. Versions 0.6, 0.7, and 0.8 are no longer supported
3
const myHeaders = new Headers();
4
myHeaders.append("accept", "application/json");
5
myHeaders.append("content-type", "application/json");
6

7
const raw = JSON.stringify({
8
  "id": 1,
9
  "jsonrpc": "2.0",
10
  "method": "starknet_getClass",
11
  "params": [
12
    "latest",
13
    "0x05327164fa21dca89a92e8eae8a5b7ab90f58373e71f0a16d285e5a4abe5a3cf"
14
  ]
15
});
16

17
const requestOptions = {
18
  method: "POST",
19
  headers: myHeaders,
20
  body: raw,
21
  redirect: "follow"
22
};
23

24
fetch("https://docs-demo.strk-mainnet.quiknode.pro/rpc/v0_9", requestOptions)
25
  .then((response) => response.text())
26
  .then((result) => console.log(result))
27
  .catch((error) => console.error(error));

1
# Note: You can specify Starknet version in the URL path
2
# Example: /rpc/v0_9 for version 0.9. Versions 0.6, 0.7, and 0.8 are no longer supported
3
import requests
4
import json
5

6
url = "https://docs-demo.strk-mainnet.quiknode.pro/rpc/v0_9"
7

8
payload = json.dumps({
9
  "id": 1,
10
  "jsonrpc": "2.0",
11
  "method": "starknet_getClass",
12
  "params": [
13
    "latest",
14
    "0x05327164fa21dca89a92e8eae8a5b7ab90f58373e71f0a16d285e5a4abe5a3cf"
15
  ]
16
})
17
headers = {
18
  'accept': 'application/json',
19
  'content-type': 'application/json'
20
}
21

22
response = requests.request("POST", url, headers=headers, data=payload)
23

24
print(response.text)
25

1
# Note: You can specify Starknet version in the URL path
2
# Example: /rpc/v0_9 for version 0.9. Versions 0.6, 0.7, and 0.8 are no longer supported
3
import requests
4
import json
5

6
url = "https://docs-demo.strk-mainnet.quiknode.pro/rpc/v0_9"
7

8
payload = json.dumps({
9
  "id": 1,
10
  "jsonrpc": "2.0",
11
  "method": "starknet_getClass",
12
  "params": [
13
    "latest",
14
    "0x05327164fa21dca89a92e8eae8a5b7ab90f58373e71f0a16d285e5a4abe5a3cf"
15
  ]
16
})
17
headers = {
18
  'accept': 'application/json',
19
  'content-type': 'application/json'
20
}
21

22
response = requests.request("POST", url, headers=headers, data=payload)
23

24
print(response.text)
25

1
# Note: You can specify Starknet version in the URL path
2
# Example: /rpc/v0_9 for version 0.9. Versions 0.6, 0.7, and 0.8 are no longer supported
3
require "uri"
4
require "json"
5
require "net/http"
6

7
url = URI("https://docs-demo.strk-mainnet.quiknode.pro/rpc/v0_9")
8

9
http = Net::HTTP.new(url.host, url.port);
10
request = Net::HTTP::Post.new(url)
11
request["accept"] = "application/json"
12
request["content-type"] = "application/json"
13
request.body = JSON.dump({
14
  "id": 1,
15
  "jsonrpc": "2.0",
16
  "method": "starknet_getClass",
17
  "params": [
18
    "latest",
19
    "0x05327164fa21dca89a92e8eae8a5b7ab90f58373e71f0a16d285e5a4abe5a3cf"
20
  ]
21
})
22

23
response = http.request(request)
24
puts response.read_body
25

1
# Note: You can specify Starknet version in the URL path
2
# Example: /rpc/v0_9 for version 0.9. Versions 0.6, 0.7, and 0.8 are no longer supported
3
require "uri"
4
require "json"
5
require "net/http"
6

7
url = URI("https://docs-demo.strk-mainnet.quiknode.pro/rpc/v0_9")
8

9
http = Net::HTTP.new(url.host, url.port);
10
request = Net::HTTP::Post.new(url)
11
request["accept"] = "application/json"
12
request["content-type"] = "application/json"
13
request.body = JSON.dump({
14
  "id": 1,
15
  "jsonrpc": "2.0",
16
  "method": "starknet_getClass",
17
  "params": [
18
    "latest",
19
    "0x05327164fa21dca89a92e8eae8a5b7ab90f58373e71f0a16d285e5a4abe5a3cf"
20
  ]
21
})
22

23
response = http.request(request)
24
puts response.read_body
25

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