curl https://api.poixe.com/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $POIXE_API_KEY" \
  -d '{
    "model": "gpt-5.2",
    "messages": [
      {
        "role": "system",
        "content": "You are a helpful assistant."
      },
      {
        "role": "user",
        "content": "Hello!"
      }
    ],
    "stream": false
  }'

{
  "id": "chatcmpl-Cw5tpkFF274DThTnfODqT87jH15IQ",
  "object": "chat.completion",
  "created": 1767961737,
  "model": "gpt-5.2-2025-12-11",
  "choices": [
    {
      "index": 0,
      "message": {
        "role": "assistant",
        "content": "Hello! What can I help you with today?",
        "refusal": null,
        "annotations": []
      },
      "finish_reason": "stop"
    }
  ],
  "usage": {
    "prompt_tokens": 18,
    "completion_tokens": 13,
    "total_tokens": 31,
    "prompt_tokens_details": {
      "cached_tokens": 0,
      "audio_tokens": 0
    },
    "completion_tokens_details": {
      "reasoning_tokens": 0,
      "audio_tokens": 0,
      "accepted_prediction_tokens": 0,
      "rejected_prediction_tokens": 0
    }
  },
  "service_tier": "default",
  "system_fingerprint": null
}