{
  "study_date": "2026-09-09",
  "surface": "Codex, gpt-6-astra, xhigh effort",
  "prompts": 100,
  "runs": 200,
  "web_using_runs": 188,
  "first_web_call_search_only": 180,
  "median_first_tool_seconds": 7.885,
  "median_page_open_requests_per_web_using_run": 5.0,
  "timing_definition": "Elapsed time from run start to the first tool/function call. This can be a clarification or another tool, not necessarily web search.",
  "open_count_definition": "Page-open requests, not unique pages or all content read.",
  "limitations": [
    "One studied model/client configuration on one day.",
    "No claim that every GPT mode follows this path.",
    "No controlled content intervention in these measurements."
  ]
}