{
  "_meta": {
    "source": "https://apipriceindex.com/api/anthropic/claude-fable-5-1",
    "attribution": "apipriceindex.com",
    "license": "CC BY 4.0",
    "license_url": "https://creativecommons.org/licenses/by/4.0/",
    "note": "Free to reuse with attribution to apipriceindex.com.",
    "generated_at": "2026-09-05T08:15:05.913Z"
  },
  "id": "anthropic:fable-5-1",
  "name": "Claude Fable 5.1 (Anthropic)",
  "base_model": "claude-fable-5-1",
  "provider": {
    "id": "anthropic",
    "name": "Anthropic",
    "url": "https://www.anthropic.com"
  },
  "category": "llm-chat",
  "capabilities": [
    "text",
    "vision",
    "function-calling"
  ],
  "context_window": 1000000,
  "max_output": 128000,
  "pricing": {
    "model_id": "anthropic:fable-5-1",
    "input": 10,
    "output": 50,
    "cached_input": 0.25,
    "source_url": "https://platform.claude.com/docs/en/models/fable-5-1/overview",
    "verified_at": "2026-09-04T18:00:00Z",
    "sources": [
      {
        "name": "Provider page",
        "input": 10,
        "output": 50,
        "url": "https://platform.claude.com/docs/en/models/fable-5-1/overview",
        "verified_at": "2026-09-04T18:00:00Z"
      },
      {
        "name": "LiteLLM",
        "input": 10,
        "output": 50,
        "url": "https://github.com/BerriAI/litellm/blob/main/model_prices_and_context_window.json",
        "verified_at": "2026-09-03T20:47:46Z"
      },
      {
        "name": "models.dev",
        "input": 10,
        "output": 50,
        "url": "https://models.dev/",
        "verified_at": "2026-09-04T10:52:49Z"
      }
    ],
    "confidence": "corroborated",
    "delta_pct": 0
  },
  "price_history": [],
  "latency": [],
  "license": {
    "license": "Proprietary",
    "tier": "proprietary",
    "open_weights": false,
    "source_url": "https://www.anthropic.com/legal/commercial-terms"
  },
  "cutoff": {
    "cutoff": "2026-06",
    "label": "June 2026",
    "source_url": "https://platform.claude.com/docs/en/models/fable-5-1/overview"
  },
  "intelligence": null,
  "quality": null,
  "api": null,
  "facts": [
    "Claude Fable 5.1 (Anthropic) costs $10.00 input / $50.00 output per 1M tokens.",
    "Cached input cuts the input price by 98%.",
    "A chatbot workload (1000 in / 500 out tokens) costs $35.00 per 1,000 requests.",
    "Cross-checked: LiteLLM's public price index independently lists Anthropic's claude-fable-5-1 at $10.00/$50.00 per 1M — corroborating the price shown here (within 0%).",
    "Handles a 1,000,000-token context window, up to 128,000 output tokens.",
    "Proprietary weights (Proprietary) — available via API only.",
    "Training knowledge cutoff: June 2026.",
    "Cheapest of 3 providers serving claude-fable-5-1: $60.00 blended per 1M tokens, vs $60.00 for the next cheapest."
  ]
}