curl -X GET "https://t.ato2.nodesms.com/v1/models" \
  -H "Authorization: Bearer $API_KEY"

from openai import OpenAI

client = OpenAI(
    api_key="sk-xxxxx",
    base_url="https://t.ato2.nodesms.com/v1"
)

models = client.models.list()
print(models)

{
  "object": "list",
  "data": [
    {
      "id": "string",
      "object": "model",
      "created": 0,
      "owned_by": "string"
    }
  ]
}

{
  "error": {
    "message": "string",
    "type": "string",
    "param": null,
    "code": null
  }
}