---
updatedAt: 2026-08-12T06:15:09.000Z
agentTools:
  projectIndex: https://open-api-docs.guesty.com/llms.txt
---

# Partial Update Business Model

Updates only whitelisted fields without requiring full Business Model payload. Creates new version with updated fields. Currently supports: category.

# OpenAPI definition

```json
{
  "openapi": "3.0.3",
  "info": {
    "title": "GUESTY OPEN API",
    "description": "Guesty Open API documentation",
    "version": "1"
  },
  "servers": [
    {
      "url": "https://open-api.guesty.com/v1"
    }
  ],
  "security": [
    {
      "bearerAuth": []
    }
  ],
  "tags": [
    {
      "name": "Accounting (only available for accounting add-on users)"
    }
  ],
  "paths": {
    "/business-models-api/light-business-models/{id}": {
      "patch": {
        "operationId": "BusinessModelsOAController_partialUpdate",
        "summary": "Partial Update Business Model",
        "description": "Updates only whitelisted fields without requiring full Business Model payload. Creates new version with updated fields. Currently supports: category.",
        "tags": [
          "Accounting (only available for accounting add-on users)"
        ],
        "parameters": [
          {
            "name": "id",
            "required": true,
            "in": "path",
            "description": "Business Model ID to partially update",
            "schema": {
              "example": "596f6fe706112710005d96ff",
              "type": "string"
            }
          }
        ],
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "type": "object",
                "properties": {
                  "category": {
                    "type": "string",
                    "description": "Custom category for organizing business models",
                    "example": "Enterprise",
                    "maxLength": 255,
                    "nullable": true
                  }
                }
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "Business Model successfully updated (new version created)",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "properties": {
                    "id": {
                      "type": "string"
                    },
                    "type": {
                      "type": "string"
                    },
                    "listingsCount": {
                      "type": "number"
                    },
                    "name": {
                      "type": "string"
                    },
                    "modifier": {
                      "type": "string"
                    },
                    "activationDate": {
                      "type": "string"
                    },
                    "createdAt": {
                      "type": "string"
                    },
                    "category": {
                      "type": "string",
                      "description": "Custom category for organizing business models",
                      "example": "Enterprise",
                      "nullable": true
                    },
                    "assignedListings": {
                      "description": "Present only when includeAssignedListings=true. Sorted by assignedAt descending, capped at 1000. Full total is listingsCount; see assignedListingsTruncated when capped",
                      "type": "array",
                      "items": {
                        "type": "object",
                        "properties": {
                          "listingId": {
                            "type": "string",
                            "description": "Guesty listing ID",
                            "example": "5f1c2a3b4c5d6e7f8a9b0c01"
                          },
                          "assignmentType": {
                            "type": "string",
                            "description": "Whether the business model is the listing's currentModel or scheduled futureModel",
                            "enum": [
                              "current",
                              "future"
                            ],
                            "example": "current"
                          },
                          "assignedAt": {
                            "type": "string",
                            "description": "Last assignment timestamp on the assignment document",
                            "example": "2025-11-02T10:14:33.000Z"
                          },
                          "activationDate": {
                            "type": "string",
                            "description": "Activation date from currentModel or futureModel on the assignment",
                            "example": "2025-11-01T00:00:00.000Z"
                          }
                        },
                        "required": [
                          "listingId",
                          "assignmentType",
                          "assignedAt",
                          "activationDate"
                        ]
                      }
                    },
                    "assignedListingsTruncated": {
                      "type": "boolean",
                      "description": "Present and true when includeAssignedListings=true and listingsCount exceeds the 1000-item assignedListings cap",
                      "example": true
                    }
                  },
                  "required": [
                    "id",
                    "type",
                    "listingsCount",
                    "name",
                    "modifier",
                    "activationDate",
                    "createdAt",
                    "category"
                  ]
                }
              }
            }
          },
          "400": {
            "description": "Invalid field value or no valid fields provided",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "properties": {
                    "error": {
                      "type": "object",
                      "properties": {
                        "message": {
                          "type": "string",
                          "example": "Bad Request"
                        },
                        "code": {
                          "type": "string",
                          "example": "VALIDATION_FAILED"
                        },
                        "status": {
                          "type": "number",
                          "example": 400
                        },
                        "data": {
                          "example": [
                            "each value in listingIds must be a string",
                            "listingIds must be an array",
                            "listingIds should not be empty"
                          ],
                          "type": "array",
                          "items": {
                            "type": "string"
                          }
                        }
                      },
                      "required": [
                        "message",
                        "code",
                        "status",
                        "data"
                      ]
                    }
                  },
                  "required": [
                    "error"
                  ]
                }
              }
            }
          },
          "403": {
            "description": "You do not have sufficient permissions to access this resource",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "properties": {
                    "error": {
                      "type": "object",
                      "properties": {
                        "message": {
                          "type": "string",
                          "example": "Missing account_id error message"
                        },
                        "status": {
                          "type": "number",
                          "example": 403
                        }
                      },
                      "required": [
                        "message",
                        "status"
                      ]
                    }
                  },
                  "required": [
                    "error"
                  ]
                }
              }
            }
          },
          "404": {
            "description": "Business Model not found",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "properties": {
                    "error": {
                      "type": "object",
                      "properties": {
                        "message": {
                          "type": "string",
                          "example": "Can't find business-model with ID {business_model_id}"
                        },
                        "status": {
                          "type": "number",
                          "example": 404
                        }
                      },
                      "required": [
                        "message",
                        "status"
                      ]
                    }
                  },
                  "required": [
                    "error"
                  ]
                }
              }
            }
          },
          "500": {
            "description": "Unhandled exception. Something went wrong on server",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "properties": {
                    "error": {
                      "type": "object",
                      "properties": {
                        "message": {
                          "type": "string",
                          "example": "Something went wrong"
                        },
                        "status": {
                          "type": "number",
                          "example": 500
                        }
                      },
                      "required": [
                        "message",
                        "status"
                      ]
                    }
                  },
                  "required": [
                    "error"
                  ]
                }
              }
            }
          }
        }
      }
    }
  },
  "components": {
    "securitySchemes": {
      "bearerAuth": {
        "type": "apiKey",
        "name": "authorization",
        "in": "header"
      }
    }
  },
  "x-kong-upstream-prefix": "/integrations/brands",
  "x-kong-route-transformations": [
    {
      "configuration": "v1",
      "routeExtpath": "/account-brands",
      "stripPrefix": "/v1/account-brands"
    }
  ]
}
```