import requests

url = "https://api.opper.ai/v2/models/custom"

payload = {
    "name": "<string>",
    "identifier": "<string>",
    "extra": {},
    "api_key": "<string>"
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "name": "<string>",
  "identifier": "<string>",
  "extra": {}
}