OpenAI CLI

1.txt

$brew install openai/tools/openai

$openai -v
openai version 1.1.2

//MAC or Linux
$export OPENAI_API_KEY=<your key>

// Windows
$set OPENAI_API_KEY=<your key>

// Chat 
$openai responses create --input "สีเหลือง" --model gpt-5.5

// Output ในรูปแบบ JSON format
{
  "id": "resp_0021713dbfcbf0870069feb175af4481909edf52958e43ea2e",
  "object": "response",
  "created_at": 1778299253,
  "status": "completed",
  "background": false,
  "billing": {
    "payer": "developer"
  },
  "completed_at": 1778299257,
  "error": null,
  "frequency_penalty": 0.0,
  "incomplete_details": null,
  "instructions": null,
  "max_output_tokens": null,
  "max_tool_calls": null,
  "model": "gpt-5.5-2026-04-23",
  "moderation": null,
  "output": [
    {
      "id": "rs_0021713dbfcbf0870069feb1769ad48190a8ef370adae9ff4e",
      "type": "reasoning",
      "summary": []
    },
    {
      "id": "msg_0021713dbfcbf0870069feb178c4e88190b472b95294c2fd2b",
      "type": "message",
      "status": "completed",
      "content": [
        {
          "type": "output_text",
          "annotations": [],
          "logprobs": [],
          "text": "\u0e2a\u0e35\u0e40\u0e2b\u0e25\u0e37\u0e2d\u0e07 = **Yellow**  \n\u0e23\u0e2b\u0e31\u0e2a\u0e2a\u0e35\u0e1e\u0e37\u0e49\u0e19\u0e10\u0e32\u0e19: **#FFFF00**"
        }
      ],
      "phase": "final_answer",
      "role": "assistant"
    }
  ],
  "parallel_tool_calls": true,
  "presence_penalty": 0.0,
  "previous_response_id": null,
  "prompt_cache_key": null,
  "prompt_cache_retention": "24h",
  "reasoning": {
    "effort": "medium",
    "summary": null
  },
  "safety_identifier": null,
  "service_tier": "default",
  "store": true,
  "temperature": 1.0,
  "text": {
    "format": {
      "type": "text"
    },
    "verbosity": "medium"
  },
  "tool_choice": "auto",
  "tools": [],
  "top_logprobs": 0,
  "top_p": 0.98,
  "truncation": "disabled",
  "usage": {
    "input_tokens": 9,
    "input_tokens_details": {
      "cached_tokens": 0
    },
    "output_tokens": 121,
    "output_tokens_details": {
      "reasoning_tokens": 96
    },
    "total_tokens": 130
  },
  "user": null,
  "metadata": {}
}

2.txt

$cat service_error.log | openai chat \
  --system "Analyze service risks in logs file" \
  > analysis_result.txt
  
$find logs/ -name "*.log" \
  | xargs cat \
  | openai chat --system "Summarize critical error"