Function tool

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/assistantToolsFunction",
  "title": "Function tool",
  "type": "object",
  "properties": {
    "type": {
      "type": "string",
      "description": "The type of tool being defined: `function`",
      "enum": [
        "function"
      ],
      "x-ms-enum": {
        "name": "assistantToolsFunction",
        "modelAsString": true,
        "values": [
          {
            "value": "retrieval",
            "description": "retrieval as type of tool being defined"
          }
        ]
      }
    },
    "function": {
      "type": "object",
      "description": "The function definition.",
      "properties": {
        "description": {
          "type": "string",
          "description": "A description of what the function does, used by the model to choose when and how to call the function."
        },
        "name": {
          "type": "string",
          "description": "The name of the function to be called. Must be a-z, A-Z, 0-9, or contain underscores and dashes, with a maximum length of 64."
        },
        "parameters": {
          "$ref": "#/components/schemas/chatCompletionFunctionParameters"
        }
      },
      "required": [
        "name",
        "parameters",
        "description"
      ]
    }
  },
  "required": [
    "type",
    "function"
  ]
}