{
  "metadata": {
    "fixture_version": 1,
    "created_at": "2026-07-19",
    "codex_cli_version": "0.144.1",
    "wire_protocol_source": "OpenAI Codex rust-v0.144.1 Responses WebSocket test shapes and Responses streaming event schema",
    "sanitization": [
      "uses synthetic response and item identifiers",
      "omits authorization, cookies, account, organization, project, and deployment metadata",
      "omits timestamps and request identifiers",
      "normalizes token usage to zero",
      "replaces the user prompt and model output with fixed test values"
    ]
  },
  "client": {
    "kind": "text",
    "type": "response.create",
    "expected_prompt": "Reply with exactly PONG. Do not call tools."
  },
  "server_messages": [
    {
      "kind": "text",
      "payload": {
        "type": "response.created",
        "sequence_number": 0,
        "response": {
          "id": "resp_praxis_fixture",
          "object": "response",
          "status": "in_progress"
        }
      }
    },
    {
      "kind": "text",
      "payload": {
        "type": "response.in_progress",
        "sequence_number": 1,
        "response": {
          "id": "resp_praxis_fixture",
          "object": "response",
          "status": "in_progress"
        }
      }
    },
    {
      "kind": "text",
      "payload": {
        "type": "response.output_item.added",
        "sequence_number": 2,
        "output_index": 0,
        "item": {
          "id": "msg_praxis_fixture",
          "type": "message",
          "role": "assistant",
          "status": "in_progress",
          "content": []
        }
      }
    },
    {
      "kind": "text",
      "payload": {
        "type": "response.content_part.added",
        "sequence_number": 3,
        "item_id": "msg_praxis_fixture",
        "output_index": 0,
        "content_index": 0,
        "part": {
          "type": "output_text",
          "text": "",
          "annotations": []
        }
      }
    },
    {
      "kind": "text",
      "payload": {
        "type": "response.output_text.delta",
        "sequence_number": 4,
        "item_id": "msg_praxis_fixture",
        "output_index": 0,
        "content_index": 0,
        "delta": "PONG"
      }
    },
    {
      "kind": "text",
      "payload": {
        "type": "response.output_text.done",
        "sequence_number": 5,
        "item_id": "msg_praxis_fixture",
        "output_index": 0,
        "content_index": 0,
        "text": "PONG"
      }
    },
    {
      "kind": "text",
      "payload": {
        "type": "response.content_part.done",
        "sequence_number": 6,
        "item_id": "msg_praxis_fixture",
        "output_index": 0,
        "content_index": 0,
        "part": {
          "type": "output_text",
          "text": "PONG",
          "annotations": []
        }
      }
    },
    {
      "kind": "text",
      "payload": {
        "type": "response.output_item.done",
        "sequence_number": 7,
        "output_index": 0,
        "item": {
          "id": "msg_praxis_fixture",
          "type": "message",
          "role": "assistant",
          "status": "completed",
          "content": [
            {
              "type": "output_text",
              "text": "PONG",
              "annotations": []
            }
          ]
        }
      }
    },
    {
      "kind": "text",
      "payload": {
        "type": "response.completed",
        "sequence_number": 8,
        "response": {
          "id": "resp_praxis_fixture",
          "object": "response",
          "status": "completed",
          "output": [
            {
              "id": "msg_praxis_fixture",
              "type": "message",
              "role": "assistant",
              "status": "completed",
              "content": [
                {
                  "type": "output_text",
                  "text": "PONG",
                  "annotations": []
                }
              ]
            }
          ],
          "usage": {
            "input_tokens": 0,
            "input_tokens_details": null,
            "output_tokens": 0,
            "output_tokens_details": null,
            "total_tokens": 0
          }
        }
      }
    }
  ]
}