curl --request POST \
  --url https://api.kanarie.xyz/api/v1/data/fundamentals/history \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "metric": "tvl"
}
'

const url = 'https://api.kanarie.xyz/api/v1/data/fundamentals/history';
const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({metric: 'tvl'})
};

fetch(url, options)
  .then(res => res.json())
  .then(json => console.log(json))
  .catch(err => console.error(err));

import requests

url = "https://api.kanarie.xyz/api/v1/data/fundamentals/history"

payload = { "metric": "tvl" }
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

{
  "success": true,
  "error": null,
  "data_source": "defi_llama",
  "data": [
    {
      "period": "2026-03-20",
      "data": {
        "aave": 125000000
      }
    }
  ],
  "metadata": {
    "metric": "tvl",
    "group_by": "protocol",
    "total_periods": 30
  }
}

{
  "error": "Validation failed",
  "details": [
    "limit must be a number between 1 and 100"
  ]
}

{
  "error": "Missing API key. Expected Authorization: Bearer <api-key> or x-kanarie-api-key: <api-key>."
}

{
  "x402Version": 2,
  "error": "Payment required",
  "accepts": [
    {}
  ]
}

{
  "error": "Invalid API key"
}

{
  "error": "Rate limit exceeded",
  "limit": 123,
  "plan": "casual",
  "window": "15 minutes",
  "retryAfter": 900
}

{
  "error": "Internal server error"
}