{
  "api_version": "1",
  "updated": "2026-11-05",
  "latest_event": "2026-11-04",
  "rights": "© Frontier Log, all rights reserved.",
  "lab": "anthropic",
  "lab_name": "Anthropic",
  "product": "Claude",
  "url": "https://frontierlog.ai/plans/anthropic",
  "api": "https://frontierlog.ai/api/v1/plans/anthropic",
  "plans": [
    {
      "slug": "free",
      "name": "Free",
      "price": "$0",
      "price_note": null,
      "limits": {
        "5h": {
          "window": "5-hour limit",
          "text": "Limited",
          "note": null,
          "printed": "Limited usage every 5 hours and every week"
        },
        "week": {
          "window": "Weekly limit",
          "text": "Limited",
          "note": null,
          "printed": "Limited usage every 5 hours and every week"
        }
      },
      "models": "Sonnet, Haiku",
      "extras": null,
      "credits": null,
      "as_of": "2026-11-04",
      "listed": true,
      "sources": {
        "price": "https://claude.com/pricing",
        "models": "https://claude.com/pricing",
        "limits.5h": "https://claude.com/pricing",
        "limits.week": "https://claude.com/pricing"
      },
      "documents": [
        "https://claude.com/pricing"
      ],
      "check": "double_entry"
    },
    {
      "slug": "pro",
      "name": "Pro",
      "price": "$20",
      "price_note": "$17 a month billed yearly",
      "limits": {
        "5h": {
          "window": "5-hour limit",
          "text": "1x",
          "note": null,
          "printed": "Limit every 5 hours: 1x"
        },
        "week": {
          "window": "Weekly limit",
          "text": "1x",
          "note": null,
          "printed": "Limit every week: 1x"
        }
      },
      "models": "Opus, Sonnet, Haiku",
      "extras": "Fable, paid with usage credits",
      "credits": null,
      "as_of": "2026-11-04",
      "listed": true,
      "sources": {
        "price": "https://claude.com/pricing",
        "price_note": "https://claude.com/pricing",
        "models": "https://claude.com/pricing",
        "extras": "https://claude.com/pricing",
        "limits.5h": "https://claude.com/pricing",
        "limits.week": "https://claude.com/pricing"
      },
      "documents": [
        "https://claude.com/pricing"
      ],
      "check": "double_entry"
    },
    {
      "slug": "max",
      "name": "Max",
      "price": "$100",
      "price_note": null,
      "limits": {
        "5h": {
          "window": "5-hour limit",
          "text": "5x Pro",
          "note": null,
          "printed": "5x Pro usage every 5 hours and every week"
        },
        "week": {
          "window": "Weekly limit",
          "text": "5x Pro",
          "note": null,
          "printed": "5x Pro usage every 5 hours and every week"
        }
      },
      "models": "Opus, Sonnet, Haiku",
      "extras": "Fable, up to half the weekly limit",
      "credits": "$100 a month in API credits",
      "as_of": "2026-11-04",
      "listed": true,
      "sources": {
        "credits": "https://claude.com/pricing",
        "name": "https://claude.com/pricing",
        "price": "https://claude.com/pricing",
        "models": "https://claude.com/pricing",
        "extras": "https://claude.com/pricing",
        "limits.5h": "https://claude.com/pricing",
        "limits.week": "https://claude.com/pricing"
      },
      "documents": [
        "https://www.anthropic.com/claude-haiku-5-5",
        "https://support.claude.com/en/articles/12138966-release-notes",
        "https://claude.com/pricing"
      ],
      "check": "double_entry"
    },
    {
      "slug": "ultra",
      "name": "Ultra",
      "price": "$200",
      "price_note": null,
      "limits": {
        "5h": {
          "window": "5-hour limit",
          "text": "None",
          "note": "verified accounts",
          "printed": "No 5-hour limit (for verified accounts)"
        },
        "week": {
          "window": "Weekly limit",
          "text": "10x Pro",
          "note": null,
          "printed": "10x Pro usage every week"
        }
      },
      "models": "Opus, Sonnet, Haiku",
      "extras": "Fable, up to half the weekly limit",
      "credits": "$200 a month in API credits",
      "as_of": "2026-11-04",
      "listed": true,
      "sources": {
        "credits": "https://claude.com/pricing",
        "name": "https://claude.com/pricing",
        "price": "https://claude.com/pricing",
        "models": "https://claude.com/pricing",
        "extras": "https://claude.com/pricing",
        "limits.5h": "https://claude.com/pricing",
        "limits.week": "https://claude.com/pricing"
      },
      "documents": [
        "https://www.anthropic.com/claude-haiku-5-5",
        "https://claude.com/pricing",
        "https://support.claude.com/en/articles/17728952"
      ],
      "check": "corroborated"
    }
  ],
  "on": null,
  "history": [
    {
      "date": "2026-11-04",
      "as_of": true,
      "text": "Anthropic's help center says the Max 20x plan is now called Ultra, with existing subscribers moved automatically and no price change. Ultra has 10 times the Pro plan's usage every week and no five-hour limit for verified accounts, at $200 a month.",
      "links": [
        "https://support.claude.com/en/articles/17728952"
      ],
      "source": "https://support.claude.com/en/articles/17728952"
    },
    {
      "date": "2026-10-07",
      "as_of": false,
      "text": "With Claude Haiku 5.5, Anthropic added monthly API credits for the Claude Platform: $100 a month on Max and $200 on its $200 plan, then called Max 20x.",
      "links": [
        "https://www.anthropic.com/claude-haiku-5-5"
      ],
      "source": "https://www.anthropic.com/claude-haiku-5-5"
    }
  ],
  "entries": [
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      "id": "anthropic:1",
      "date": "2026-10-07",
      "as_of": false,
      "source": "https://www.anthropic.com/claude-haiku-5-5",
      "corroboration": {
        "https://support.claude.com/en/articles/12138966-release-notes": [
          "max"
        ]
      },
      "plans": {
        "max": {
          "credits": "$100 a month in API credits"
        },
        "ultra": {
          "credits": "$200 a month in API credits"
        }
      }
    },
    {
      "id": "anthropic:2",
      "date": "2026-11-04",
      "as_of": true,
      "source": "https://claude.com/pricing",
      "corroboration": {
        "https://support.claude.com/en/articles/17728952": [
          "ultra"
        ]
      },
      "plans": {
        "free": {
          "price": "$0",
          "limits": {
            "5h": {
              "text": "Limited",
              "printed": "Limited usage every 5 hours and every week"
            },
            "week": {
              "text": "Limited",
              "printed": "Limited usage every 5 hours and every week"
            }
          },
          "models": "Sonnet, Haiku"
        },
        "pro": {
          "price": "$20",
          "price_note": "$17 a month billed yearly",
          "limits": {
            "5h": {
              "text": "1x",
              "printed": "Limit every 5 hours: 1x"
            },
            "week": {
              "text": "1x",
              "printed": "Limit every week: 1x"
            }
          },
          "models": "Opus, Sonnet, Haiku",
          "extras": "Fable, paid with usage credits"
        },
        "max": {
          "name": "Max",
          "price": "$100",
          "limits": {
            "5h": {
              "text": "5x Pro",
              "printed": "5x Pro usage every 5 hours and every week"
            },
            "week": {
              "text": "5x Pro",
              "printed": "5x Pro usage every 5 hours and every week"
            }
          },
          "models": "Opus, Sonnet, Haiku",
          "extras": "Fable, up to half the weekly limit",
          "credits": "$100 a month in API credits"
        },
        "ultra": {
          "name": "Ultra",
          "price": "$200",
          "limits": {
            "5h": {
              "text": "None",
              "note": "verified accounts",
              "printed": "No 5-hour limit (for verified accounts)"
            },
            "week": {
              "text": "10x Pro",
              "printed": "10x Pro usage every week"
            }
          },
          "models": "Opus, Sonnet, Haiku",
          "extras": "Fable, up to half the weekly limit",
          "credits": "$200 a month in API credits"
        }
      }
    },
    {
      "id": "anthropic:3",
      "date": "2026-11-04",
      "as_of": true,
      "source": "https://support.claude.com/en/articles/17728952",
      "corroboration": {},
      "plans": {}
    }
  ]
}