{
  "schema": "releve-rates/v1",
  "version": "2026-08-27",
  "verified": "2026-08-27",
  "source": "https://claude.com/pricing",
  "seeded_from": "projects/agentlore-site/js/content/models.js (VERIFIED 2026-08-03)",
  "currency": "USD",
  "unit": "per 1M tokens",
  "note": "Base input and output rates are typed per model. Cache and batch rates are DERIVED from base input by the multipliers below, never typed per model, so correcting a base rate can never leave a stale cache rate behind.",
  "multipliers": {
    "cache_write_5m": 1.25,
    "cache_write_1h": 2.0,
    "cache_read": 0.1,
    "batch": 0.5,
    "verify": "cache_write_5m and cache_read are confirmed against models.js (cacheWrite = 1.25x in, cacheRead = 0.1x in, for all four current Anthropic models). cache_write_1h = 2.0x is the documented 1-hour TTL multiplier but is NOT independently verified in this repo. It only affects turns with cache_creation.ephemeral_1h_input_tokens > 0."
  },
  "service_tiers": {
    "note": "usage.service_tier on each turn. The multiplier scales every rate, base and cache alike. A null multiplier means the tier's pricing is not a simple multiple of standard, so the turn is priced at standard and flagged tier_assumed rather than guessed at.",
    "standard": { "multiplier": 1.0, "status": "verified" },
    "batch": { "multiplier": 0.5, "status": "documented", "note": "Batch API is half price." },
    "priority": { "multiplier": null, "status": "needs_verification", "note": "Priority tier carries a premium that is not published as a flat multiple. Priced at standard, flagged." }
  },
  "backends": {
    "api": { "multiplier": 1.0, "status": "verified" },
    "bedrock": { "multiplier": null, "status": "needs_verification", "note": "Partner-operated, separate pricing. Null is unknown, never zero." },
    "vertex": { "multiplier": null, "status": "needs_verification", "note": "Partner-operated, separate pricing. Null is unknown, never zero." }
  },
  "models": {
    "claude-opus-5": {
      "display_name": "Claude Opus 5",
      "family": "opus",
      "provider": "anthropic",
      "context": 1000000,
      "max_output": 128000,
      "periods": [
        { "from": null, "to": null, "input": 5.0, "output": 25.0 }
      ],
      "speed": {
        "fast": { "input": 10.0, "output": 50.0, "note": "Fast mode research preview, priced 2x standard." }
      }
    },
    "claude-fable-5": {
      "display_name": "Claude Fable 5",
      "family": "fable",
      "provider": "anthropic",
      "context": 1000000,
      "max_output": 128000,
      "periods": [
        { "from": null, "to": null, "input": 10.0, "output": 50.0 }
      ]
    },
    "claude-mythos-5": {
      "display_name": "Claude Mythos 5",
      "family": "fable",
      "provider": "anthropic",
      "context": 1000000,
      "max_output": 128000,
      "periods": [
        { "from": null, "to": null, "input": 10.0, "output": 50.0 }
      ]
    },
    "claude-sonnet-5": {
      "display_name": "Claude Sonnet 5",
      "family": "sonnet",
      "provider": "anthropic",
      "context": 1000000,
      "max_output": 64000,
      "periods": [
        { "from": null, "to": "2026-08-31", "input": 2.0, "output": 10.0, "note": "Introductory pricing." },
        { "from": "2026-09-01", "to": null, "input": 3.0, "output": 15.0, "note": "Introductory pricing ends, input rises 50%." }
      ]
    },
    "claude-opus-4-8": {
      "display_name": "Claude Opus 4.8",
      "family": "opus",
      "provider": "anthropic",
      "context": 1000000,
      "max_output": 128000,
      "periods": [
        { "from": null, "to": null, "input": 5.0, "output": 25.0 }
      ],
      "speed": {
        "fast": { "input": 10.0, "output": 50.0 }
      }
    },
    "claude-opus-4-7": {
      "display_name": "Claude Opus 4.7",
      "family": "opus",
      "provider": "anthropic",
      "context": 1000000,
      "max_output": 128000,
      "periods": [
        { "from": null, "to": null, "input": 5.0, "output": 25.0 }
      ]
    },
    "claude-opus-4-6": {
      "display_name": "Claude Opus 4.6",
      "family": "opus",
      "provider": "anthropic",
      "context": 1000000,
      "max_output": 128000,
      "periods": [
        { "from": null, "to": null, "input": 5.0, "output": 25.0 }
      ]
    },
    "claude-opus-4-5": {
      "display_name": "Claude Opus 4.5",
      "family": "opus",
      "provider": "anthropic",
      "context": 200000,
      "periods": [
        { "from": null, "to": null, "input": 5.0, "output": 25.0 }
      ]
    },
    "claude-sonnet-4-6": {
      "display_name": "Claude Sonnet 4.6",
      "family": "sonnet",
      "provider": "anthropic",
      "context": 1000000,
      "max_output": 128000,
      "periods": [
        { "from": null, "to": null, "input": 3.0, "output": 15.0 }
      ]
    },
    "claude-sonnet-4-5": {
      "display_name": "Claude Sonnet 4.5",
      "family": "sonnet",
      "provider": "anthropic",
      "context": 200000,
      "periods": [
        { "from": null, "to": null, "input": 3.0, "output": 15.0 }
      ]
    },
    "claude-haiku-4-5": {
      "display_name": "Claude Haiku 4.5",
      "family": "haiku",
      "provider": "anthropic",
      "context": 200000,
      "max_output": 64000,
      "periods": [
        { "from": null, "to": null, "input": 1.0, "output": 5.0 }
      ]
    },
    "claude-3-5-haiku": {
      "display_name": "Claude Haiku 3.5",
      "family": "haiku",
      "provider": "anthropic",
      "context": 200000,
      "periods": [
        { "from": null, "to": null, "input": 0.8, "output": 4.0 }
      ]
    },
    "kimi-k3": {
      "display_name": "Kimi K3",
      "provider": "moonshot",
      "periods": null,
      "unpriced_reason": "Non-Anthropic model reached through a router. No rate is published in this rate card, so its tokens are counted and reported but never priced. Unknown is not zero."
    },
    "<synthetic>": {
      "display_name": "Synthetic (local)",
      "provider": "none",
      "excluded": true,
      "excluded_reason": "Claude Code writes <synthetic> for messages it generates locally without an API call. Never billed, so it is excluded from every total rather than priced at zero."
    }
  }
}