{
  "_comment": "Docs pricing snapshot for Report 013 (spec 121), fetched 2026-09-29 by the operator's session from the pricing page's markdown form. DECLARED: read from vendor documentation, not measured. The page file is kept beside this snapshot.",
  "fetched_at": "2026-09-29T03:51Z",
  "sources": [
    {
      "url": "https://platform.claude.com/docs/en/about-claude/pricing.md",
      "sha256_of_page_as_fetched": "245b5d0472659075015551126902de479990475fa61deb58c5fc20ef5e51a909",
      "kept_as": "pricing-page-2026-09-29.md"
    }
  ],
  "rows": {
    "Claude Sonnet 5.5": {
      "row_as_read": "| Claude Sonnet 5.5                                                                                                                     | $2 / MTok             | $2.50 / MTok    | $4 / MTok       | $0.20 / MTok             | $10 / MTok             |",
      "input_price": 2.0,
      "cache_read_price": 0.2,
      "output_price": 10.0
    },
    "Claude Sonnet 5": {
      "row_as_read": "| Claude Sonnet 5                                                                                                                       | $2 / MTok<sup>3</sup> | $2.50 / MTok    | $4 / MTok       | $0.20 / MTok             | $10 / MTok<sup>3</sup> |",
      "input_price": 2.0,
      "cache_read_price": 0.2,
      "output_price": 10.0
    },
    "Claude Opus 5.5": {
      "row_as_read": "| Claude Opus 5.5                                                                                                                       | $4 / MTok             | $5 / MTok       | $8 / MTok       | $0.20 / MTok<sup>2</sup> | $20 / MTok             |",
      "input_price": 4.0,
      "cache_read_price": 0.2,
      "output_price": 20.0
    },
    "Claude Opus 5": {
      "row_as_read": "| Claude Opus 5                                                                                                                         | $5 / MTok             | $6.25 / MTok    | $10 / MTok      | $0.50 / MTok             | $25 / MTok             |",
      "input_price": 5.0,
      "cache_read_price": 0.5,
      "output_price": 25.0
    }
  },
  "sonnet_5_footnote_3": "*<sup>3 The $2/$10 per million input/output token pricing for Claude Sonnet 5, announced at launch as introductory pricing through August 31, 2026, is now the standard price. The previously scheduled increase to $3/$15 per million input/output tokens on September 1, 2026 will not occur.</sup>*"
}