import Telnyx from 'telnyx';

const client = new Telnyx({
  apiKey: process.env['TELNYX_API_KEY'], // This is the default and can be omitted
});

const response = await client.ai.retrieveModels();

console.log(response.data);

{
  "data": [
    {
      "id": "<string>",
      "created": 123,
      "owned_by": "<string>",
      "object": "model"
    }
  ],
  "object": "list"
}