Authentication

curl https://api.kas.fyi/addresses/kaspa:qpzpfwcsqsxhxwup26r55fd0ghqlhyugz8cp6y3wxuddc02vcxtjg75pspnwz/tag \
  -H "x-api-key: YOUR_API_KEY"

const response = await fetch('https://api.kas.fyi/addresses/kaspa:qpzpfwcsqsxhxwup26r55fd0ghqlhyugz8cp6y3wxuddc02vcxtjg75pspnwz/tag', {
  headers: {
    'x-api-key': 'YOUR_API_KEY'
  }
});

const data = await response.json();

import requests

headers = {
    'x-api-key': 'YOUR_API_KEY'
}

response = requests.get(
    'https://api.kas.fyi/addresses/kaspa:qpzpfwcsqsxhxwup26r55fd0ghqlhyugz8cp6y3wxuddc02vcxtjg75pspnwz/tag',
    headers=headers
)

data = response.json()

client := &http.Client{}
req, _ := http.NewRequest("GET", "https://api.kas.fyi/addresses/kaspa:qpzpfwcsqsxhxwup26r55fd0ghqlhyugz8cp6y3wxuddc02vcxtjg75pspnwz/tag", nil)
req.Header.Add("x-api-key", "YOUR_API_KEY")

resp, _ := client.Do(req)

{
  "statusCode": 401,
  "message": "x-api-key is missing from header"
}

{
  "statusCode": 401,
  "message": "Invalid API key"
}