curl --request GET \
  --url https://api.faces.sh/v1/models

{
  "data": [
    {
      "id": "<string>",
      "provider": "<string>",
      "object": "model",
      "input_cost_per_million_tokens": 123,
      "output_cost_per_million_tokens": 123,
      "billing_unit": "<string>",
      "unit_cost_usd": 123,
      "billing_applies_to": "<string>"
    }
  ],
  "object": "list"
}