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Source: Roblox Creator Hub · CC BY 4.0 · View source · Code samples: MIT Imported 2026-10-03. Formatting adapted for this site.

PATCH /cloud/v2/universes/{universe_id}/places/{place_id}/instances/{instance_id} — openapi

Update Instance

Updates an instance's property data.

When updating a Script instance's source property, the maximum supported property size is 200,000 bytes after UTF-8 encoding.

Endpoint

Method: PATCH

Path: /cloud/v2/universes/{universe_id}/places/{place_id}/instances/{instance_id}

Servers:

Parameters

NameLocationRequiredDescription
universe_idpathtrueThe universe ID.
place_idpathtrueThe place ID.
instance_idpathtrueThe instance ID.
updateMaskqueryfalseThe list of fields to update.
[
  {
    "name": "universe_id",
    "in": "path",
    "description": "The universe ID.",
    "required": true,
    "schema": {
      "type": "string"
    }
  },
  {
    "name": "place_id",
    "in": "path",
    "description": "The place ID.",
    "required": true,
    "schema": {
      "type": "string"
    }
  },
  {
    "name": "instance_id",
    "in": "path",
    "description": "The instance ID.",
    "required": true,
    "schema": {
      "type": "string"
    }
  },
  {
    "name": "updateMask",
    "in": "query",
    "description": "The list of fields to update.",
    "schema": {
      "type": "string",
      "format": "field-mask"
    }
  }
]

Request Body

{
  "content": {
    "application/json": {
      "schema": {
        "$ref": "#/components/schemas/Instance"
      }
    }
  },
  "required": true
}

Responses

StatusDescription
200OK
{
  "200": {
    "description": "OK",
    "content": {
      "application/json": {
        "schema": {
          "$ref": "#/components/schemas/Operation"
        }
      }
    }
  }
}

Authentication

{
  "security": [
    {
      "roblox-api-key": []
    }
  ],
  "securitySchemes": {
    "roblox-api-key": {
      "type": "apiKey",
      "description": "A configurable key that allows granular access to Roblox resources. See https://create.roblox.com/docs/cloud/auth/api-keys for more information.",
      "name": "x-api-key",
      "in": "header"
    },
    "roblox-legacy-cookie": {
      "type": "apiKey",
      "description": "A browser cookie that represents the identity of a Roblox user. DO NOT SHARE THIS. Sharing this will allow someone to log in as you and to steal your Robux and items. We do not recommend using cookies to call endpoints. When possible, use API keys with the x-api-key header or OAuth 2.0 instead for authentication.",
      "in": "cookie",
      "name": ".ROBLOSECURITY"
    },
    "roblox-oauth2": {
      "type": "oauth2",
      "description": "Build or authorize apps to access Roblox resources. See https://create.roblox.com/docs/cloud/auth/oauth2-overview for more information.",
      "flows": {
        "authorizationCode": {
          "authorizationUrl": "https://apis.roblox.com/oauth/v1/authorize",
          "tokenUrl": "https://apis.roblox.com/oauth/v1/token",
          "refreshUrl": "https://apis.roblox.com/oauth/v1/token",
          "scopes": {}
        }
      }
    }
  }
}

Complete Operation Definition

{
  "tags": [
    "Places",
    "Universes"
  ],
  "summary": "Update Instance",
  "description": "Updates an instance's property data.\n\nWhen updating a `Script` instance's source property, the maximum supported\nproperty size is 200,000 bytes after UTF-8 encoding.",
  "operationId": "Cloud_UpdateInstance",
  "parameters": [
    {
      "name": "universe_id",
      "in": "path",
      "description": "The universe ID.",
      "required": true,
      "schema": {
        "type": "string"
      }
    },
    {
      "name": "place_id",
      "in": "path",
      "description": "The place ID.",
      "required": true,
      "schema": {
        "type": "string"
      }
    },
    {
      "name": "instance_id",
      "in": "path",
      "description": "The instance ID.",
      "required": true,
      "schema": {
        "type": "string"
      }
    },
    {
      "name": "updateMask",
      "in": "query",
      "description": "The list of fields to update.",
      "schema": {
        "type": "string",
        "format": "field-mask"
      }
    }
  ],
  "requestBody": {
    "content": {
      "application/json": {
        "schema": {
          "$ref": "#/components/schemas/Instance"
        }
      }
    },
    "required": true
  },
  "responses": {
    "200": {
      "description": "OK",
      "content": {
        "application/json": {
          "schema": {
            "$ref": "#/components/schemas/Operation"
          }
        }
      }
    }
  },
  "x-long-running-operation-parameters": {
    "metadata": {
      "$ref": "#/components/schemas/UpdateInstanceMetadata"
    },
    "response": {
      "$ref": "#/components/schemas/Instance"
    }
  },
  "x-roblox-engine-usability": {
    "apiKeyWithHttpService": true
  },
  "x-roblox-scopes": [
    {
      "name": "universe.place.instance:write"
    }
  ],
  "x-roblox-docs": {
    "category": "Universes and places",
    "methodProperties": {
      "scopes": [
        "universe.place.instance:write"
      ]
    },
    "resource": {
      "$ref": "#/components/schemas/Instance",
      "name": "Instance"
    }
  },
  "x-roblox-stability": "BETA",
  "x-roblox-rate-limits": {
    "perApiKeyOwner": {
      "period": "MINUTE",
      "maxInPeriod": 45
    }
  },
  "security": [
    {
      "roblox-api-key": []
    }
  ],
  "externalDocs": {
    "url": "https://create.roblox.com/docs/cloud/reference/features/places#Cloud_UpdateInstance"
  }
}