{
  "api_version": "1",
  "updated": "2026-10-26",
  "latest_event": "2026-10-24",
  "rights": "© Frontier Log, all rights reserved.",
  "model": {
    "slug": "gpt-4-5",
    "name": "GPT-4.5",
    "lab": "openai",
    "date": "2025-02-27",
    "flagship": true,
    "event": "https://frontierlog.ai/event/2025-02-27-gpt-4-5",
    "releases": [],
    "variant_of": null,
    "made_by": "OpenAI",
    "url": "https://frontierlog.ai/model/gpt-4-5",
    "results": [
      {
        "id": "gpt-4-5:gpqa-diamond:default:1",
        "model": "gpt-4-5",
        "model_name": "GPT-4.5",
        "model_date": "2025-02-27",
        "event": "https://frontierlog.ai/event/2025-02-27-gpt-4-5",
        "benchmark": "gpqa-diamond",
        "benchmark_name": "GPQA Diamond",
        "setting": "default",
        "setting_name": "",
        "score": 71.4,
        "unit": "%",
        "printed": "71.4%",
        "reported_by": "openai",
        "run_by": null,
        "label": "GPT‑4.5",
        "source": "https://openai.com/index/introducing-gpt-4-5",
        "source_title": "Introducing GPT-4.5",
        "source_date": "2025-02-27",
        "where": "eval table, row 'GPQA (science)', column 'GPT‑4.5'",
        "own": true,
        "primary": true,
        "parallel": false,
        "notes": "",
        "caveat": "",
        "human_verified": true,
        "human_verified_on": "2026-10-17",
        "check": "human",
        "corroborated": true,
        "corroborated_on": "2026-10-19",
        "corroborated_by": [
          {
            "url": "https://blog.google/innovation-and-ai/models-and-research/google-deepmind/gemini-model-thinking-updates-march-2025/",
            "name": "Gemini 2.5 Pro",
            "title": "Gemini 2.5: Our most intelligent AI model",
            "lab": "google",
            "date": "2025-03-25",
            "printed": "71.4%",
            "where": "Benchmark table image; row 'GPQA diamond, single attempt (pass@1)'; column gpt-4-5"
          }
        ],
        "source_capture": "https://frontierlog.ai/captures/05fa8cf321153b1b.png"
      },
      {
        "id": "gpt-4-5:swe-bench-verified:default:1",
        "model": "gpt-4-5",
        "model_name": "GPT-4.5",
        "model_date": "2025-02-27",
        "event": "https://frontierlog.ai/event/2025-02-27-gpt-4-5",
        "benchmark": "swe-bench-verified",
        "benchmark_name": "SWE-bench Verified",
        "setting": "default",
        "setting_name": "",
        "score": 38.0,
        "unit": "%",
        "printed": "38.0%",
        "reported_by": "openai",
        "run_by": null,
        "label": "GPT‑4.5",
        "source": "https://openai.com/index/introducing-gpt-4-5",
        "source_title": "Introducing GPT-4.5",
        "source_date": "2025-02-27",
        "where": "eval table, row 'SWE-Bench Verified (coding)*', column 'GPT‑4.5'",
        "own": true,
        "primary": true,
        "parallel": false,
        "notes": "",
        "caveat": "",
        "human_verified": true,
        "human_verified_on": "2026-10-17",
        "check": "human",
        "corroborated": true,
        "corroborated_on": "2026-10-19",
        "corroborated_by": [
          {
            "url": "https://blog.google/innovation-and-ai/models-and-research/google-deepmind/gemini-model-thinking-updates-march-2025/",
            "name": "Gemini 2.5 Pro",
            "title": "Gemini 2.5: Our most intelligent AI model",
            "lab": "google",
            "date": "2025-03-25",
            "printed": "38.0%",
            "where": "Benchmark table image; row 'SWE-bench verified'; column gpt-4-5"
          },
          {
            "url": "https://openai.com/index/gpt-4-1",
            "name": "GPT-4.1",
            "title": "Introducing GPT-4.1 in the API",
            "lab": "openai",
            "date": "2025-04-14",
            "printed": "38.0%",
            "where": "table 2 \"SWE-bench Verified2\" row, \"GPT-4.5\" column"
          }
        ],
        "source_capture": "https://frontierlog.ai/captures/05fa8cf321153b1b.png"
      },
      {
        "id": "gpt-4-5:aime-2024:no-tools:1",
        "model": "gpt-4-5",
        "model_name": "GPT-4.5",
        "model_date": "2025-02-27",
        "event": "https://frontierlog.ai/event/2025-02-27-gpt-4-5",
        "benchmark": "aime-2024",
        "benchmark_name": "AIME 2024",
        "setting": "no-tools",
        "setting_name": "No tools",
        "score": 36.7,
        "unit": "%",
        "printed": "36.7%",
        "reported_by": "openai",
        "run_by": null,
        "label": "GPT‑4.5",
        "source": "https://openai.com/index/introducing-gpt-4-5",
        "source_title": "Introducing GPT-4.5",
        "source_date": "2025-02-27",
        "where": "main benchmark table (HTML), row 'AIME '24 (math)', column 'GPT-4.5'",
        "own": true,
        "primary": true,
        "parallel": false,
        "notes": "",
        "caveat": "",
        "human_verified": true,
        "human_verified_on": "2026-10-18",
        "check": "human",
        "corroborated": false,
        "corroborated_on": null,
        "corroborated_by": [],
        "source_capture": "https://frontierlog.ai/captures/05fa8cf321153b1b.png"
      },
      {
        "id": "gpt-4-5:gpqa-diamond:default:2",
        "model": "gpt-4-5",
        "model_name": "GPT-4.5",
        "model_date": "2025-02-27",
        "event": "https://frontierlog.ai/event/2025-02-27-gpt-4-5",
        "benchmark": "gpqa-diamond",
        "benchmark_name": "GPQA Diamond",
        "setting": "default",
        "setting_name": "",
        "score": 69.5,
        "unit": "%",
        "printed": "69.5%",
        "reported_by": "openai",
        "run_by": null,
        "label": "GPT-4.5",
        "source": "https://openai.com/index/gpt-4-1",
        "source_title": "Introducing GPT-4.1 in the API",
        "source_date": "2025-04-14",
        "where": "academic eval table (columns GPT-4.1 ... GPT-4.5), row 'GPQA Diamond1', column 'GPT-4.5' (last column)",
        "own": false,
        "primary": false,
        "parallel": false,
        "notes": "answers parsed by a model, not regex",
        "caveat": "",
        "human_verified": true,
        "human_verified_on": "2026-10-20",
        "check": "human",
        "corroborated": false,
        "corroborated_on": null,
        "corroborated_by": [],
        "source_capture": "https://frontierlog.ai/captures/b347e2620091fc48.png"
      }
    ]
  }
}
