{
  "openapi": "3.0.3",
  "info": {
    "title": "AI Pricing API",
    "description": "Free, open JSON API providing pricing, benchmark scores, and metadata for 113 AI coding models across 20 providers. No authentication required.",
    "version": "1.0.0",
    "contact": {
      "name": "ChangeMon",
      "url": "https://changemon.pages.dev"
    },
    "license": {
      "name": "MIT"
    }
  },
  "servers": [
    {
      "url": "https://ai-pricing-api.auto-company.workers.dev",
      "description": "Production"
    }
  ],
  "paths": {
    "/api/v1/models": {
      "get": {
        "summary": "List all AI models",
        "responses": {
          "200": {
            "description": "Success"
          }
        }
      }
    },
    "/api/v1/models/{id}": {
      "get": {
        "summary": "Get a specific model",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "string"
            }
          }
        ],
        "responses": {
          "200": {
            "description": "Success"
          },
          "404": {
            "description": "Not found"
          }
        }
      }
    },
    "/api/v1/providers": {
      "get": {
        "summary": "List all providers",
        "responses": {
          "200": {
            "description": "Success"
          }
        }
      }
    },
    "/api/v1/providers/{id}/models": {
      "get": {
        "summary": "Get models by provider",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "string"
            }
          }
        ],
        "responses": {
          "200": {
            "description": "Success"
          }
        }
      }
    },
    "/api/v1/benchmarks": {
      "get": {
        "summary": "Get benchmark scores",
        "responses": {
          "200": {
            "description": "Success"
          }
        }
      }
    },
    "/api/v1/compare": {
      "get": {
        "summary": "Compare two models",
        "parameters": [
          {
            "name": "id1",
            "in": "query",
            "required": true,
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "id2",
            "in": "query",
            "required": true,
            "schema": {
              "type": "string"
            }
          }
        ],
        "responses": {
          "200": {
            "description": "Success"
          }
        }
      }
    },
    "/api/v1/recommend": {
      "get": {
        "summary": "Get recommendations by use case",
        "parameters": [
          {
            "name": "use_case",
            "in": "query",
            "required": true,
            "schema": {
              "type": "string"
            }
          }
        ],
        "responses": {
          "200": {
            "description": "Success"
          }
        }
      }
    },
    "/api/v1/calculator": {
      "get": {
        "summary": "Calculate cost",
        "parameters": [
          {
            "name": "input_tokens",
            "in": "query",
            "required": true,
            "schema": {
              "type": "integer"
            }
          },
          {
            "name": "output_tokens",
            "in": "query",
            "required": true,
            "schema": {
              "type": "integer"
            }
          },
          {
            "name": "model_id",
            "in": "query",
            "required": true,
            "schema": {
              "type": "string"
            }
          }
        ],
        "responses": {
          "200": {
            "description": "Success"
          }
        }
      }
    }
  }
}