{
  "attribution": {
    "text": "Source: TierFacts (verified Oct 20, 2026)",
    "url": "https://tierfacts.com/",
    "requirement": "Free to use under CC BY 4.0 if you link back with the attribution text and URL."
  },
  "license": "CC BY 4.0",
  "license_url": "https://creativecommons.org/licenses/by/4.0/",
  "dataset_version": "2026-10-20",
  "last_verified": "2026-10-20T00:00:00-05:00",
  "currency": "USD",
  "contact": "https://tierfacts.com/about",
  "tool": {
    "slug": "claude-api",
    "tool": "Claude API",
    "vendor": "Anthropic",
    "product": "Claude API",
    "source_url": "https://platform.claude.com/docs/en/about-claude/pricing",
    "secondary_source_url": null,
    "last_verified": "2026-10-20T00:00:00-05:00",
    "verification_method": "manual",
    "key_limits": null,
    "notes": "Prices are US dollars per million tokens. Haiku 5.5 input is $0.10 up to 100,000 prompt tokens and $0.50 above that. Output for Haiku 5.5 is $0.50 and $2.50 on those same splits. The rates stored here are the up-to-100,000-token rates.",
    "discrepancy": null,
    "changelog": [
      "chg-2026-09-01-anthropic-sonnet-increase-cancelled"
    ],
    "check": {
      "mode": "manual",
      "reason": "Anthropic's consumer terms prohibit crawling, scraping, or otherwise harvesting data from the Services. The daily check does not fetch this vendor."
    },
    "plans": [
      {
        "id": "claude-api-opus-5-5",
        "tier": "Opus 5.5",
        "kind": "api",
        "price_monthly": null,
        "price_annual": null,
        "currency": "USD",
        "billing_notes": "Usage price, not a monthly subscription. USD per million tokens.",
        "limits": [
          {
            "metric": "input_tokens",
            "amount": 4,
            "unit": "USD per million tokens",
            "period": null,
            "note": null
          },
          {
            "metric": "output_tokens",
            "amount": 20,
            "unit": "USD per million tokens",
            "period": null,
            "note": null
          }
        ],
        "limits_text": "$4 input / $20 output per million tokens",
        "models_included": [
          "Opus 5.5"
        ],
        "seats": null,
        "key_features": null,
        "source_url": "https://platform.claude.com/docs/en/about-claude/pricing",
        "last_verified": "2026-10-20T00:00:00-05:00",
        "verification_method": "manual",
        "confidence": "high",
        "affiliate": null,
        "changelog": [],
        "audience": "individual"
      },
      {
        "id": "claude-api-sonnet-5-5",
        "tier": "Sonnet 5.5",
        "kind": "api",
        "price_monthly": null,
        "price_annual": null,
        "currency": "USD",
        "billing_notes": "Usage price, not a monthly subscription. USD per million tokens. The previously scheduled Sep 1 2026 Sonnet 5 price increase was cancelled.",
        "limits": [
          {
            "metric": "input_tokens",
            "amount": 2,
            "unit": "USD per million tokens",
            "period": null,
            "note": null
          },
          {
            "metric": "output_tokens",
            "amount": 10,
            "unit": "USD per million tokens",
            "period": null,
            "note": null
          }
        ],
        "limits_text": "$2 input / $10 output per million tokens",
        "models_included": [
          "Sonnet 5.5"
        ],
        "seats": null,
        "key_features": null,
        "source_url": "https://platform.claude.com/docs/en/about-claude/pricing",
        "last_verified": "2026-10-20T00:00:00-05:00",
        "verification_method": "manual",
        "confidence": "high",
        "affiliate": null,
        "changelog": [
          "chg-2026-09-01-anthropic-sonnet-increase-cancelled"
        ],
        "audience": "individual"
      },
      {
        "id": "claude-api-haiku-5-5",
        "tier": "Haiku 5.5",
        "kind": "api",
        "price_monthly": null,
        "price_annual": null,
        "currency": "USD",
        "billing_notes": "Usage price, not a monthly subscription. USD per million tokens.",
        "limits": [
          {
            "metric": "input_tokens",
            "amount": 0.1,
            "unit": "USD per million tokens",
            "period": null,
            "note": "stated as 0.10"
          },
          {
            "metric": "output_tokens",
            "amount": 0.5,
            "unit": "USD per million tokens",
            "period": null,
            "note": "stated as 0.50"
          }
        ],
        "limits_text": "$0.10 input / $0.50 output per million tokens",
        "models_included": [
          "Haiku 5.5"
        ],
        "seats": null,
        "key_features": null,
        "source_url": "https://platform.claude.com/docs/en/about-claude/pricing",
        "last_verified": "2026-10-20T00:00:00-05:00",
        "verification_method": "manual",
        "confidence": "high",
        "affiliate": null,
        "changelog": [],
        "audience": "individual"
      },
      {
        "id": "claude-api-fable-5-1",
        "tier": "Fable 5.1",
        "kind": "api",
        "price_monthly": null,
        "price_annual": null,
        "currency": "USD",
        "billing_notes": "Usage price, not a monthly subscription. USD per million tokens.",
        "limits": [
          {
            "metric": "input_tokens",
            "amount": 10,
            "unit": "USD per million tokens",
            "period": null,
            "note": null
          },
          {
            "metric": "output_tokens",
            "amount": 50,
            "unit": "USD per million tokens",
            "period": null,
            "note": null
          }
        ],
        "limits_text": "$10 input / $50 output per million tokens",
        "models_included": [
          "Fable 5.1"
        ],
        "seats": null,
        "key_features": null,
        "source_url": "https://platform.claude.com/docs/en/about-claude/pricing",
        "last_verified": "2026-10-20T00:00:00-05:00",
        "verification_method": "manual",
        "confidence": "high",
        "affiliate": null,
        "changelog": [],
        "audience": "individual"
      }
    ]
  }
}