internal/testutil/templates/codex.json

{
  "model": "{{MODEL}}",
  "stream": "{{STREAM}}",
  "store": false,
  "instructions": "You are GPT-5.4 running in the Codex CLI, a terminal-based coding assistant. Codex CLI is an open source project led by OpenAI. You are expected to be precise, safe, and helpful.\n\n",
  "input": [
    {
      "type": "message",
      "role": "user",
      "content": [
        {
          "type": "input_text",
          "text": "{{CONTENT}}"
        }
      ]
    }
  ]
}