Developer API
Access programmable interfaces for our blockchain art marketplace and analytics tools.
API Features
- Real-time art price data
- NFT ownership verification
- Smart contract events
- Generative artwork metadata
Getting Started
Authentication
API Key
Get your API key from the developer settings
Authorization
Include in header: Authorization: Bearer {API_KEY}
Rate Limits
Maximum 300 requests/minute - contact support for higher limits
Base URL
https://api.elxnon.systems/v1
Curl Example
curl -X GET https://api.elxnon.systems/v1/nfts \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Accept: application/json"
Response Format
{
"data": [/* results */],
"total": 12345,
"page": 1,
"pages": 15
}
Endpoints
NFTs
GET /api/v1/nftsDescription
Search and filter our marketplace collection by traits, price, and ownership
Parameters
query
Search by keyword
collection
Filter by collection slug
minPrice
Minimum ETH price
Example Response
{
"items": [{
"id": "7b2e39b9-f792-44d6-893a-3480d58f70b7",
"name": "Quantum Grid #269",
"price": "1.75",
"eth": true,
"owner": "0x3Fb20676...85f7a3Dc",
"image": "/elxnon/nfts/quantum-grid-269.png"
}],
"total": 4520
}
Analytics
GET /api/v1/analyticsDescription
Access market insights and transactional data for NFT trading.
Parameters
interval
Daily/Weekly/Monthly
collection
Specify collection for stats
startDate
YYYY-MM-DD
Example
curl https://api.elxnon.systems/v1/analytics?interval=weekly \
-H "Authorization: Bearer YOUR_API_KEY"
Response
{
"volume": "18876.43",
"activity": 421,
"floorPrice": "0.88",
"trend": "↑3.2%"
}
Usage Examples
JavaScript
const fetchNFTs = async () => {
try {
const response = await fetch('https://api.elxnon.systems/v1/analytics', {
headers: { 'Authorization': `Bearer ${apiKey}` }
});
if (!response.ok)
throw new Error('API request failed');
const data = await response.json();
console.log(data);
} catch (error) {
console.error('Error:', error);
}
};
Python
import requests
def get_nfts():
response = requests.get(
'https://api.elxnon.systems/v1/nfts?query=cyberpunk',
headers={'Authorization': f'Bearer {api_key}'}
)
if response.status_code != 200:
raise Exception('API Error')
return response.json()['items']