{
 "openapi": "3.1.0",
 "info": {
  "title": "FableGuide \u2014 Agents First read API",
  "version": "1.0.0",
  "description": "Read-only structured resources about Claude Fable 5 at fableguide.com. Built Agents First (agentsfirst.dev). No auth; no writes. Facts sourced from Anthropic's 2026-06-09 announcement and the Claude API reference; independent site, not affiliated with Anthropic.",
  "contact": {
   "name": "WholeTech",
   "url": "https://wholetech.com"
  }
 },
 "servers": [
  {
   "url": "https://fableguide.com"
  }
 ],
 "paths": {
  "/api/model.json": {
   "get": {
    "operationId": "getModel",
    "summary": "Claude Fable 5 specs: model ID, context, output, pricing, thinking rules, effort levels, availability dates, Mythos 5 access.",
    "responses": {
     "200": {
      "description": "Model facts",
      "content": {
       "application/json": {
        "schema": {
         "type": "object"
        }
       }
      }
     }
    }
   }
  },
  "/api/quickstart.json": {
   "get": {
    "operationId": "getQuickstart",
    "summary": "Minimal working API calls to claude-fable-5 (curl, Python, TypeScript) with recommended defaults.",
    "responses": {
     "200": {
      "description": "Quickstart",
      "content": {
       "application/json": {
        "schema": {
         "type": "object"
        }
       }
      }
     }
    }
   }
  },
  "/api/gotchas.json": {
   "get": {
    "operationId": "getGotchas",
    "summary": "Request shapes that fail on claude-fable-5 (sampling params, budget_tokens, disabled thinking, prefills), each with the fix.",
    "responses": {
     "200": {
      "description": "Gotchas",
      "content": {
       "application/json": {
        "schema": {
         "type": "object"
        }
       }
      }
     }
    }
   }
  },
  "/api/benchmarks.json": {
   "get": {
    "operationId": "getBenchmarks",
    "summary": "Benchmark and capability claims for Fable 5 / Mythos 5 with Anthropic chart URLs.",
    "responses": {
     "200": {
      "description": "Benchmarks",
      "content": {
       "application/json": {
        "schema": {
         "type": "object"
        }
       }
      }
     }
    }
   }
  },
  "/api/videos.json": {
   "get": {
    "summary": "FableGuide YouTube video chart data",
    "operationId": "api_videos_json",
    "responses": {
     "200": {
      "description": "OK",
      "content": {
       "application/json": {
        "schema": {
         "type": "object"
        }
       }
      }
     }
    }
   }
  },
  "/api/cookbook.json": {
   "get": {
    "summary": "FableGuide cookbook recipe data",
    "operationId": "api_cookbook_json",
    "responses": {
     "200": {
      "description": "OK",
      "content": {
       "application/json": {
        "schema": {
         "type": "object"
        }
       }
      }
     }
    }
   }
  }
 }
}