Path Parameters

Query Parameters

at

string

Block at which to retrieve the metadata versions at.

Returns

array

array

An array of available versions of runtime metadata

Request

1
# AssetHub (default) - for available metadata versions from AssetHub parachain
2
curl --location 'https://docs-demo.dot-mainnet.quiknode.pro/runtime/metadata/versions' \
3
--header 'Accept: application/json'
4

5
# Polkadot Relaychain - for available metadata versions from Relaychain (requires /rc prefix)
6
curl --location 'https://docs-demo.dot-mainnet.quiknode.pro/rc/runtime/metadata/versions' \
7
--header 'Accept: application/json'

1
# AssetHub (default) - for available metadata versions from AssetHub parachain
2
curl --location 'https://docs-demo.dot-mainnet.quiknode.pro/runtime/metadata/versions' \
3
--header 'Accept: application/json'
4

5
# Polkadot Relaychain - for available metadata versions from Relaychain (requires /rc prefix)
6
curl --location 'https://docs-demo.dot-mainnet.quiknode.pro/rc/runtime/metadata/versions' \
7
--header 'Accept: application/json'

1
// For Polkadot Relaychain access, add '/rc' after https://docs-demo.dot-mainnet.quiknode.pro/ (e.g., https://docs-demo.dot-mainnet.quiknode.pro/rc/accounts/...)
2

3
const myHeaders = new Headers();
4
myHeaders.append("Accept", "application/json");
5

6
const requestOptions = {
7
  method: "GET",
8
  headers: myHeaders,
9
  redirect: "follow"
10
};
11

12
  fetch("https://docs-demo.dot-mainnet.quiknode.pro/runtime/metadata/versions", requestOptions)
13
    .then((response) => response.text())
14
    .then((result) => console.log(result))
15
    .catch((error) => console.error(error));
16

1
// For Polkadot Relaychain access, add '/rc' after https://docs-demo.dot-mainnet.quiknode.pro/ (e.g., https://docs-demo.dot-mainnet.quiknode.pro/rc/accounts/...)
2

3
const myHeaders = new Headers();
4
myHeaders.append("Accept", "application/json");
5

6
const requestOptions = {
7
  method: "GET",
8
  headers: myHeaders,
9
  redirect: "follow"
10
};
11

12
  fetch("https://docs-demo.dot-mainnet.quiknode.pro/runtime/metadata/versions", requestOptions)
13
    .then((response) => response.text())
14
    .then((result) => console.log(result))
15
    .catch((error) => console.error(error));
16

1
import requests
2
# For Polkadot Relaychain access, add '/rc' after https://docs-demo.dot-mainnet.quiknode.pro/ (e.g., https://docs-demo.dot-mainnet.quiknode.pro/rc/accounts/...)
3

4

5
url = "https://docs-demo.dot-mainnet.quiknode.pro/runtime/metadata/versions"
6
payload = {}
7
headers = {
8
  'Accept': 'application/json'
9
}
10

11
response = requests.request("GET", url, headers=headers, data=payload)
12
print(response.text)
13

1
import requests
2
# For Polkadot Relaychain access, add '/rc' after https://docs-demo.dot-mainnet.quiknode.pro/ (e.g., https://docs-demo.dot-mainnet.quiknode.pro/rc/accounts/...)
3

4

5
url = "https://docs-demo.dot-mainnet.quiknode.pro/runtime/metadata/versions"
6
payload = {}
7
headers = {
8
  'Accept': 'application/json'
9
}
10

11
response = requests.request("GET", url, headers=headers, data=payload)
12
print(response.text)
13

1
require "uri"
2
require "net/http"
3
# For Polkadot Relaychain access, add '/rc' after https://docs-demo.dot-mainnet.quiknode.pro/ (e.g., https://docs-demo.dot-mainnet.quiknode.pro/rc/accounts/...)
4

5

6
url = URI("https://docs-demo.dot-mainnet.quiknode.pro/runtime/metadata/versions")
7

8
https = Net::HTTP.new(url.host, url.port)
9
https.use_ssl = true
10

11
request = Net::HTTP::Get.new(url)
12

13
response = https.request(request)
14
puts response.read_body
15

1
require "uri"
2
require "net/http"
3
# For Polkadot Relaychain access, add '/rc' after https://docs-demo.dot-mainnet.quiknode.pro/ (e.g., https://docs-demo.dot-mainnet.quiknode.pro/rc/accounts/...)
4

5

6
url = URI("https://docs-demo.dot-mainnet.quiknode.pro/runtime/metadata/versions")
7

8
https = Net::HTTP.new(url.host, url.port)
9
https.use_ssl = true
10

11
request = Net::HTTP::Get.new(url)
12

13
response = https.request(request)
14
puts response.read_body
15

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