{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/runStepObject",
  "title": "Run steps",
  "type": "object",
  "description": "Represents a step in execution of a run.\n",
  "properties": {
    "id": {
      "description": "The identifier of the run step, which can be referenced in API endpoints.",
      "type": "string"
    },
    "object": {
      "description": "The object type, which is always `assistant.run.step``.",
      "type": "string",
      "enum": [
        "assistant.run.step"
      ],
      "x-ms-enum": {
        "name": "RunStepObjectType",
        "modelAsString": true,
        "values": [
          {
            "value": "assistant.run.step",
            "description": "The object type, which is always `assistant.run.step`"
          }
        ]
      }
    },
    "created_at": {
      "description": "The Unix timestamp (in seconds) for when the run step was created.",
      "type": "integer"
    },
    "assistant_id": {
      "description": "The ID of the [assistant](/docs/api-reference/assistants) associated with the run step.",
      "type": "string"
    },
    "thread_id": {
      "description": "The ID of the [thread](/docs/api-reference/threads) that was run.",
      "type": "string"
    },
    "run_id": {
      "description": "The ID of the [run](/docs/api-reference/runs) that this run step is a part of.",
      "type": "string"
    },
    "type": {
      "description": "The type of run step, which can be either `message_creation` or `tool_calls`.",
      "type": "string",
      "enum": [
        "message_creation",
        "tool_calls"
      ],
      "x-ms-enum": {
        "name": "RunStepObjectType",
        "modelAsString": true,
        "values": [
          {
            "value": "message_creation",
            "description": "The message_creation run step"
          },
          {
            "value": "tool_calls",
            "description": "The tool_calls run step"
          }
        ]
      }
    },
    "status": {
      "description": "The status of the run, which can be either `in_progress`, `cancelled`, `failed`, `completed`, or `expired`.",
      "type": "string",
      "enum": [
        "in_progress",
        "cancelled",
        "failed",
        "completed",
        "expired"
      ],
      "x-ms-enum": {
        "name": "RunStepObjectStatus",
        "modelAsString": true,
        "values": [
          {
            "value": "in_progress",
            "description": "The in_progress run status"
          },
          {
            "value": "cancelled",
            "description": "The cancelled run status"
          },
          {
            "value": "failed",
            "description": "The cancelled run status"
          },
          {
            "value": "completed",
            "description": "The cancelled run status"
          },
          {
            "value": "expired",
            "description": "The cancelled run status"
          }
        ]
      }
    },
    "step_details": {
      "type": "object",
      "description": "The details of the run step.",
      "oneOf": [
        {
          "$ref": "#/components/schemas/runStepDetailsMessageCreationObject"
        },
        {
          "$ref": "#/components/schemas/runStepDetailsToolCallsObject"
        }
      ]
    },
    "last_error": {
      "type": "object",
      "description": "The last error associated with this run step. Will be `null` if there are no errors.",
      "nullable": true,
      "properties": {
        "code": {
          "type": "string",
          "description": "One of `server_error` or `rate_limit_exceeded`.",
          "enum": [
            "server_error",
            "rate_limit_exceeded"
          ],
          "x-ms-enum": {
            "name": "LastErrorCode",
            "modelAsString": true,
            "values": [
              {
                "value": "server_error",
                "description": "The server_error"
              },
              {
                "value": "rate_limit_exceeded",
                "description": "The rate_limit_exceeded status"
              }
            ]
          }
        },
        "message": {
          "type": "string",
          "description": "A human-readable description of the error."
        }
      },
      "required": [
        "code",
        "message"
      ]
    },
    "expired_at": {
      "description": "The Unix timestamp (in seconds) for when the run step expired. A step is considered expired if the parent run is expired.",
      "type": "integer",
      "nullable": true
    },
    "cancelled_at": {
      "description": "The Unix timestamp (in seconds) for when the run step was cancelled.",
      "type": "integer",
      "nullable": true
    },
    "failed_at": {
      "description": "The Unix timestamp (in seconds) for when the run step failed.",
      "type": "integer",
      "nullable": true
    },
    "completed_at": {
      "description": "The Unix timestamp (in seconds) for when the run step completed.",
      "type": "integer",
      "nullable": true
    },
    "metadata": {
      "description": "Set of 16 key-value pairs that can be attached to an object. This can be useful for storing additional information about the object in a structured format. Keys can be a maximum of 64 characters long and values can be a maximum of 512 characters long.\n",
      "type": "object",
      "nullable": true
    }
  },
  "required": [
    "id",
    "object",
    "created_at",
    "assistant_id",
    "thread_id",
    "run_id",
    "type",
    "status",
    "step_details",
    "last_error",
    "expired_at",
    "cancelled_at",
    "failed_at",
    "completed_at",
    "metadata"
  ]
}