PVWatts

import requests

url = "https://developer.nrel.gov/api/pvwatts/v6.json"
params = {
    "api_key": "YOUR_API_KEY",
    "lat": 40.0,
    "lon": -105.0,
    "system_capacity": 4,
    "tilt": 20,
    "azimuth": 180,
    "array_type": 1,
    "module_type": 0,
    "losses": 10
}
response = requests.get(url, params=params)
print(response.json())