---
title: Updates an existing attribute which is not yet committed or creates new one.
slug: api-documentation/updates-an-existing-attribute-which-is-not-yet-committed-or-creates-new-one
docTags: 
createdAt: 2026-08-27T17:03:50.799Z
---

{
  "id": "D1qu0PGt_WXCnbYUE4O0P",
  "type": "api-oas-v2",
  "data": {
    "method": "PUT",
    "url": "https://api.upstartcommerce.com/pim/attributes/{id}",
    "servers": [
      {
        "url": "https://api.upstartcommerce.com/pim/attributes/{id}"
      }
    ],
    "name": "Updates an existing attribute which is not yet committed or creates new one.",
    "description": "This endpoint enables administrators to update an existing attribute which is not yet committed. If it does not exists then create a new one.",
    "contentType": "application/json",
    "request": {
      "pathParameters": [],
      "headerParameters": [
        {
          "name": "accept",
          "type": "string",
          "kind": "optional",
          "description": "Generated from available response content types",
          "enum": [
            "application/json"
          ],
          "default": "application/json"
        }
      ],
      "queryParameters": [],
      "bodyDataParameters": [
        {
          "kind": "required",
          "name": "body",
          "type": "object",
          "description": "",
          "customType": "Attribute.json",
          "schema": [],
          "modelRef": "schemas/Attributes/Attribute.json",
          "isExpanded": true
        }
      ],
      "formDataParameters": [],
      "oAuthParameters": [
        {
          "id": "NoChannelPortalAccess",
          "name": "NoChannelPortalAccess",
          "kind": "optional",
          "type": "http",
          "description": "<p>(DEPRECATED) This authentication is required for clients to interact with any of the management APIs. Similar to 'LoggedIn', it indicates that the user has actually logged into the system, but in this case with a management role.</p>",
          "scheme": "bearer"
        },
        {
          "id": "ApiKeyAccess",
          "name": "X-Upstart-Api-Key",
          "kind": "optional",
          "type": "apiKey",
          "description": "Api key based authorization.",
          "in": "header"
        },
        {
          "id": "SessionIdAccess",
          "name": "X-Upstart-Session-Id",
          "kind": "optional",
          "type": "apiKey",
          "description": "<p>Session based authorization. This authentication is required for clients to interact with any of the management APIs. Similar to 'LoggedIn', it indicates that the user has actually logged into the system, but in this case with a management role.</p>",
          "in": "header"
        }
      ],
      "cookieParameters": []
    },
    "responses": [
      {
        "statusCode": "200",
        "description": "Attribute is successfully updated.",
        "jsonExample": "",
        "isExpanded": true,
        "headers": [
          {
            "kind": "optional",
            "name": "Allow",
            "description": ""
          },
          {
            "kind": "optional",
            "name": "Cache-Control",
            "description": ""
          },
          {
            "kind": "optional",
            "name": "Content-Type",
            "description": ""
          },
          {
            "kind": "optional",
            "name": "ETag",
            "description": ""
          },
          {
            "kind": "optional",
            "name": "Location",
            "description": ""
          }
        ],
        "schema": [
          {
            "kind": "optional",
            "type": "object",
            "description": "",
            "schema": [],
            "isExpanded": true
          }
        ]
      },
      {
        "statusCode": "201",
        "description": "New attribute is successfully created.",
        "jsonExample": "",
        "isExpanded": true,
        "headers": [
          {
            "kind": "optional",
            "name": "Allow",
            "description": ""
          },
          {
            "kind": "optional",
            "name": "Cache-Control",
            "description": ""
          },
          {
            "kind": "optional",
            "name": "Content-Type",
            "description": ""
          },
          {
            "kind": "optional",
            "name": "ETag",
            "description": ""
          },
          {
            "kind": "optional",
            "name": "Location",
            "description": ""
          }
        ],
        "schema": [
          {
            "kind": "optional",
            "type": "object",
            "description": "",
            "schema": [
              {
                "name": "id",
                "kind": "optional",
                "type": "string<uuid>",
                "description": "",
                "format": "uuid"
              }
            ],
            "isExpanded": true
          }
        ]
      }
    ],
    "hasXCodeSamples": false,
    "examples": {
      "languages": [
        {
          "id": "n8-szjFEOO812d7Tm0BrN",
          "language": "curl",
          "label": "cURL",
          "code": "curl --request PUT \\\n     --url https://api.upstartcommerce.com/pim/attributes/{id} \\\n     --header 'accept: application/json'"
        },
        {
          "id": "6zHnZCS6_RiLOxWVRHJ3W",
          "language": "javascript",
          "label": "javascript",
          "code": "var myHeaders = new Headers();\nmyHeaders.append(\"accept\", \"application/json\");\n\nvar requestOptions = {\n   method: 'PUT',\n   headers: myHeaders,\n   redirect: 'follow'\n};\n\nfetch(\"https://api.upstartcommerce.com/pim/attributes/{id}\", requestOptions)\n   .then(response => response.text())\n   .then(result => console.log(result))\n   .catch(error => console.log('error', error));"
        },
        {
          "id": "kF-IGUF0TCg63ftLfnekf",
          "language": "ruby",
          "label": "Ruby",
          "code": "require \"uri\"\nrequire \"net/http\"\n\nurl = URI(\"https://api.upstartcommerce.com/pim/attributes/{id}\")\n\nhttps = Net::HTTP.new(url.host, url.port)\nhttps.use_ssl = true\n\nrequest = Net::HTTP::Put.new(url)\nrequest[\"accept\"] = \"application/json\"\n\nresponse = https.request(request)\nputs response.read_body\n"
        },
        {
          "id": "eub1th_Y287fkvmJWsaRM",
          "language": "python",
          "label": "Python",
          "code": "import requests\n\nurl = \"https://api.upstartcommerce.com/pim/attributes/{id}\"\n\npayload = {}\nheaders = {\n   'accept': 'application/json'\n}\n\nresponse = requests.request(\"PUT\", url, headers=headers, data=payload)\n\nprint(response.text)\n"
        }
      ],
      "selectedLanguageId": "n8-szjFEOO812d7Tm0BrN"
    },
    "results": {
      "languages": [
        {
          "id": "p3gUGkrP-8bhWLBMt_A4C",
          "language": "200",
          "code": "// Attribute is successfully updated.\n{}"
        },
        {
          "id": "Oq15TVBgvCoNdR7LtAxis",
          "language": "201",
          "code": "// New attribute is successfully created.\n{\n  \"id\": \"\"\n}"
        }
      ],
      "selectedLanguageId": "p3gUGkrP-8bhWLBMt_A4C"
    }
  },
  "children": [
    {
      "text": ""
    }
  ]
}