{
  "model": "claude-opus-5",
  "endpoint": "https://api.anthropic.com/v1/messages/count_tokens",
  "note": "Provider-reported input tokens for a native PDF upload, from Anthropic's token-counting endpoint. Supersedes the modelled baseline in results.json for the PDF rows only; the web, spreadsheet and Word figures were always measurements.",
  "pdf": [
    {
      "file": "pdf-arxiv-2506.16035.pdf",
      "pages": 21,
      "markdown_tokens": 14816,
      "native_upload_tokens_measured": 50386,
      "saving_pct_measured": 70.6,
      "native_upload_tokens_modelled_standard": 46232,
      "saving_pct_modelled_standard": 68.0,
      "delta_pct_points": 2.6
    },
    {
      "file": "pdf-keydock-tdd.pdf",
      "pages": 18,
      "markdown_tokens": 6135,
      "native_upload_tokens_measured": 38427,
      "saving_pct_measured": 84.0,
      "native_upload_tokens_modelled_standard": 33063,
      "saving_pct_modelled_standard": 81.4,
      "delta_pct_points": 2.6
    },
    {
      "file": "pdf-milldown-tdd.pdf",
      "pages": 20,
      "markdown_tokens": 9406,
      "native_upload_tokens_measured": 46972,
      "saving_pct_measured": 80.0,
      "native_upload_tokens_modelled_standard": 39326,
      "saving_pct_modelled_standard": 76.1,
      "delta_pct_points": 3.9
    },
    {
      "file": "pdf-pricing-research.pdf",
      "pages": 9,
      "markdown_tokens": 4405,
      "native_upload_tokens_measured": 20487,
      "saving_pct_measured": 78.5,
      "native_upload_tokens_modelled_standard": 17869,
      "saving_pct_modelled_standard": 75.3,
      "delta_pct_points": 3.2
    }
  ],
  "saving_pct_range_measured": [
    70.6,
    84.0
  ]
}