{
  "openapi": "3.1.0",
  "info": {
    "title": "semiAIfoundry Public Knowledge",
    "version": "1.0.0",
    "description": "Read-only public knowledge. No product execution, private data, or contact submission."
  },
  "servers": [
    {
      "url": "https://semiaifoundry.com"
    }
  ],
  "paths": {
    "/api/knowledge/search": {
      "get": {
        "operationId": "search_publications",
        "summary": "search publications",
        "parameters": [
          {
            "name": "query",
            "in": "query",
            "required": false,
            "schema": {
              "default": "",
              "type": "string",
              "maxLength": 240
            }
          },
          {
            "name": "category",
            "in": "query",
            "required": false,
            "schema": {
              "type": "string",
              "enum": [
                "research",
                "intelligence",
                "perspectives",
                "company",
                "learning"
              ]
            }
          },
          {
            "name": "after",
            "in": "query",
            "required": false,
            "schema": {
              "type": "string",
              "pattern": "^\\d{4}-\\d{2}-\\d{2}$"
            }
          },
          {
            "name": "before",
            "in": "query",
            "required": false,
            "schema": {
              "type": "string",
              "pattern": "^\\d{4}-\\d{2}-\\d{2}$"
            }
          },
          {
            "name": "limit",
            "in": "query",
            "required": false,
            "schema": {
              "default": 10,
              "type": "integer",
              "minimum": 1,
              "maximum": 20
            }
          },
          {
            "name": "offset",
            "in": "query",
            "required": false,
            "schema": {
              "default": 0,
              "type": "integer",
              "minimum": 0,
              "maximum": 100000
            }
          }
        ],
        "responses": {
          "200": {
            "description": "Approved public knowledge; content pagination is explicit.",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object"
                }
              }
            }
          },
          "400": {
            "description": "Invalid parameters."
          },
          "404": {
            "description": "Unknown publication or section."
          },
          "429": {
            "description": "Rate limit; respect Retry-After."
          },
          "503": {
            "description": "Temporarily unavailable."
          }
        }
      }
    },
    "/api/knowledge/publications/{id}": {
      "get": {
        "operationId": "get_publication",
        "summary": "get publication",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "string",
              "pattern": "^[a-z0-9][a-z0-9-]{0,119}$"
            }
          },
          {
            "name": "section",
            "in": "query",
            "required": false,
            "schema": {
              "type": "string",
              "maxLength": 160
            }
          },
          {
            "name": "offset",
            "in": "query",
            "required": false,
            "schema": {
              "default": 0,
              "type": "integer",
              "minimum": 0,
              "maximum": 1000000
            }
          },
          {
            "name": "maxCharacters",
            "in": "query",
            "required": false,
            "schema": {
              "default": 20000,
              "type": "integer",
              "minimum": 500,
              "maximum": 50000
            }
          }
        ],
        "responses": {
          "200": {
            "description": "Approved public knowledge; content pagination is explicit.",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object"
                }
              }
            }
          },
          "400": {
            "description": "Invalid parameters."
          },
          "404": {
            "description": "Unknown publication or section."
          },
          "429": {
            "description": "Rate limit; respect Retry-After."
          },
          "503": {
            "description": "Temporarily unavailable."
          }
        }
      }
    },
    "/api/knowledge/artifacts": {
      "get": {
        "operationId": "get_research_artifacts",
        "summary": "get research artifacts",
        "parameters": [
          {
            "name": "program",
            "in": "query",
            "required": false,
            "schema": {
              "type": "string",
              "enum": [
                "crg",
                "agentic-brain"
              ]
            }
          }
        ],
        "responses": {
          "200": {
            "description": "Approved public knowledge; content pagination is explicit.",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object"
                }
              }
            }
          },
          "400": {
            "description": "Invalid parameters."
          },
          "404": {
            "description": "Unknown publication or section."
          },
          "429": {
            "description": "Rate limit; respect Retry-After."
          },
          "503": {
            "description": "Temporarily unavailable."
          }
        }
      }
    },
    "/api/knowledge/capabilities": {
      "get": {
        "operationId": "get_capabilities",
        "summary": "get capabilities",
        "parameters": [],
        "responses": {
          "200": {
            "description": "Approved public knowledge; content pagination is explicit.",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object"
                }
              }
            }
          },
          "400": {
            "description": "Invalid parameters."
          },
          "404": {
            "description": "Unknown publication or section."
          },
          "429": {
            "description": "Rate limit; respect Retry-After."
          },
          "503": {
            "description": "Temporarily unavailable."
          }
        }
      }
    },
    "/api/knowledge/changes": {
      "get": {
        "operationId": "changes",
        "summary": "changes",
        "parameters": [
          {
            "name": "since",
            "in": "query",
            "required": false,
            "schema": {
              "type": "string",
              "pattern": "^\\d{4}-\\d{2}-\\d{2}$"
            }
          },
          {
            "name": "limit",
            "in": "query",
            "required": false,
            "schema": {
              "default": 20,
              "type": "integer",
              "minimum": 1,
              "maximum": 50
            }
          },
          {
            "name": "offset",
            "in": "query",
            "required": false,
            "schema": {
              "default": 0,
              "type": "integer",
              "minimum": 0,
              "maximum": 100000
            }
          }
        ],
        "responses": {
          "200": {
            "description": "Approved public knowledge; content pagination is explicit.",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object"
                }
              }
            }
          },
          "400": {
            "description": "Invalid parameters."
          },
          "404": {
            "description": "Unknown publication or section."
          },
          "429": {
            "description": "Rate limit; respect Retry-After."
          },
          "503": {
            "description": "Temporarily unavailable."
          }
        }
      }
    }
  }
}