> ## Documentation Index
> Fetch the complete documentation index at: https://developers.hubspot.jp/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Update

> Perform a partial update of an Object identified by `{projectId}`or optionally a unique property value as specified by the `idProperty` query param. `{projectId}` refers to the internal object ID by default, and the `idProperty` query param refers to a property whose values are unique for the object. Provided property values will be overwritten. Read-only and non-existent properties will result in an error. Properties values can be cleared by passing an empty string.

export const ScopesList = ({scopes = [], description = "この API には、次のいずれかのスコープが必要です。"}) => {
  if (!scopes || scopes.length === 0) {
    return null;
  }
  const sortedScopes = scopes.sort((a, b) => a.localeCompare(b));
  return <div>
      <div className="text-sm mb-2">{description}</div>
      <div>
        {sortedScopes.map((scope, index) => <div key={index}>
            <code>
              <span className="text-xs">{scope}</span>
            </code>
          </div>)}
      </div>
    </div>;
};

export const SupportedProducts = ({marketing, sales, service, cms, marketingLevel, salesLevel, serviceLevel, cmsLevel}) => {
  const translations = {
    header: "サポートされる製品",
    description: "次のいずれかの製品またはそれ以上が必要です。",
    productNames: {
      marketing: "Marketing Hub",
      sales: "Sales Hub",
      service: "Service Hub",
      cms: "Content Hub"
    },
    tiers: {
      free: "無料ツール",
      starter: "Starter",
      professional: "Professional",
      enterprise: "Enterprise"
    }
  };
  const translateTier = tier => {
    if (!tier) return '';
    const lowerTier = tier.toLowerCase();
    return translations.tiers[lowerTier] || tier;
  };
  const products = [{
    name: marketing ? translations.productNames.marketing : '',
    level: translateTier(marketingLevel),
    icon: "https://mintlify-assets.b-cdn.net/Icons/marketing-bolt.svg",
    alt: "Marketing Hub"
  }, {
    name: sales ? translations.productNames.sales : '',
    level: translateTier(salesLevel),
    icon: "https://mintlify-assets.b-cdn.net/Icons/sales-star.svg",
    alt: "Sales Hub"
  }, {
    name: service ? translations.productNames.service : '',
    level: translateTier(serviceLevel),
    icon: "https://mintlify-assets.b-cdn.net/Icons/service-heart.svg",
    alt: "Service Hub"
  }, {
    name: cms ? translations.productNames.cms : '',
    level: translateTier(cmsLevel),
    icon: "https://mintlify-assets.b-cdn.net/Icons/content-play.svg",
    alt: "Content Hub"
  }].filter(product => product.name && product.level);
  if (products.length === 0) return null;
  return <div>
      <div className="text-sm mb-2">{translations.description}</div>
      <div className={`grid ${products.length === 1 ? 'grid-cols-1' : 'grid-cols-2'} gap-1.5`}>
        {products.map((product, index) => <div key={index} style={{
    display: 'flex',
    alignItems: 'center'
  }}>
            <img src={product.icon} alt={product.alt} className="w-3.5 h-3.5 mr-1.5 mt-2.5 mb-2.5 flex-shrink-0 align-middle" />
            <span className="font-medium mr-1 text-sm">{product.name} -</span>
            <span className="text-sm">{product.level}</span>
          </div>)}
      </div>
    </div>;
};

<AccordionGroup>
  <Accordion title="Supported products" defaultOpen="true" icon="cubes">
    <SupportedProducts marketing={true} sales={true} service={true} cms={true} marketingLevel="FREE" salesLevel="FREE" serviceLevel="FREE" cmsLevel="FREE" />
  </Accordion>

  <Accordion title="Required Scopes" icon="key">
    <ScopesList
      scopes={[
  'crm.objects.projects.write'
]}
    />
  </Accordion>
</AccordionGroup>


## OpenAPI

````yaml specs/2026-03/crm-projects-v2026-03.json PATCH /crm/objects/2026-03/projects/{projectId}
openapi: 3.0.1
info:
  title: CRM Projects
  description: Basepom for all HubSpot Projects
  version: 2026-03
  x-hubspot-product-tier-requirements:
    marketing: FREE
    sales: FREE
    service: FREE
    cms: FREE
    commerce: FREE
    crmHub: FREE
    dataHub: FREE
servers:
  - url: https://api.hubapi.com
security: []
tags:
  - name: Advanced
  - name: Basic
  - name: Batch
  - name: Search
paths:
  /crm/objects/2026-03/projects/{projectId}:
    patch:
      tags:
        - Basic
      summary: Update
      description: >-
        Perform a partial update of an Object identified by `{projectId}`or
        optionally a unique property value as specified by the `idProperty`
        query param. `{projectId}` refers to the internal object ID by default,
        and the `idProperty` query param refers to a property whose values are
        unique for the object. Provided property values will be overwritten.
        Read-only and non-existent properties will result in an error.
        Properties values can be cleared by passing an empty string.
      operationId: patch-/crm/objects/2026-03/projects/{projectId}
      parameters:
        - name: projectId
          in: path
          required: true
          schema:
            pattern: .+
            type: string
        - name: idProperty
          in: query
          description: The name of a property whose values are unique for this object type
          required: false
          style: form
          explode: true
          schema:
            type: string
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/SimplePublicObjectInput'
        required: true
      responses:
        '200':
          description: successful operation
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SimplePublicObject'
        default:
          $ref: '#/components/responses/Error'
          description: ''
      security:
        - oauth2:
            - crm.objects.projects.write
components:
  schemas:
    SimplePublicObjectInput:
      required:
        - properties
      type: object
      properties:
        properties:
          type: object
          additionalProperties:
            type: string
          description: Key value pairs representing the properties of the object.
      description: >-
        Represents the input required to create or update a CRM object,
        containing an object with property names and their corresponding values.
    SimplePublicObject:
      required:
        - archived
        - createdAt
        - id
        - properties
        - updatedAt
      type: object
      properties:
        archived:
          type: boolean
          description: Whether the object is archived.
        archivedAt:
          type: string
          description: The timestamp when the object was archived, in ISO 8601 format.
          format: date-time
        createdAt:
          type: string
          description: The timestamp when the object was created, in ISO 8601 format.
          format: date-time
        id:
          type: string
          description: The unique ID of the object.
        objectWriteTraceId:
          type: string
          description: An identifier used for tracing the write request for the object.
        properties:
          type: object
          additionalProperties:
            type: string
          description: Key-value pairs representing the properties of the object.
        propertiesWithHistory:
          type: object
          additionalProperties:
            type: array
            items:
              $ref: '#/components/schemas/ValueWithTimestamp'
          description: >-
            Key-value pairs representing the properties of the object along with
            their history.
        updatedAt:
          type: string
          description: The timestamp when the object was last updated, in ISO 8601 format.
          format: date-time
        url:
          type: string
          description: The URL associated with the object.
        warnings:
          type: array
          items:
            $ref: '#/components/schemas/PublicObjectWarning'
      description: A simple public object.
    ValueWithTimestamp:
      required:
        - sourceType
        - timestamp
        - value
      type: object
      properties:
        sourceId:
          type: string
          description: The unique ID of the property.
        sourceLabel:
          type: string
          description: A human-readable label.
        sourceType:
          type: string
          description: The property type.
        timestamp:
          type: string
          description: The timestamp when the property was updated, in ISO 8601 format.
          format: date-time
        updatedByUserId:
          type: integer
          description: The ID of the user who last updated the property.
          format: int32
        value:
          type: string
          description: The property value.
      description: Property model that includes timestamp.
    PublicObjectWarning:
      required:
        - category
        - context
        - message
      type: object
      properties:
        category:
          type: string
        context:
          type: object
          additionalProperties:
            type: string
        message:
          type: string
    Error:
      required:
        - category
        - correlationId
        - message
      type: object
      properties:
        category:
          type: string
          description: The error category
        context:
          type: object
          additionalProperties:
            type: array
            items:
              type: string
          description: Context about the error condition
          example: >-
            {invalidPropertyName=[propertyValue], missingScopes=[scope1,
            scope2]}
        correlationId:
          type: string
          description: >-
            A unique identifier for the request. Include this value with any
            error reports or support tickets
          format: uuid
          example: aeb5f871-7f07-4993-9211-075dc63e7cbf
        errors:
          type: array
          description: further information about the error
          items:
            $ref: '#/components/schemas/ErrorDetail'
        links:
          type: object
          additionalProperties:
            type: string
          description: >-
            A map of link names to associated URIs containing documentation
            about the error or recommended remediation steps
        message:
          type: string
          description: >-
            A human readable message describing the error along with remediation
            steps where appropriate
          example: An error occurred
        subCategory:
          type: string
          description: >-
            A specific category that contains more specific detail about the
            error
      example:
        message: Invalid input (details will vary based on the error)
        correlationId: aeb5f871-7f07-4993-9211-075dc63e7cbf
        category: VALIDATION_ERROR
        links:
          knowledge-base: https://www.hubspot.com/products/service/knowledge-base
    ErrorDetail:
      required:
        - message
      type: object
      properties:
        code:
          type: string
          description: The status code associated with the error detail
        context:
          type: object
          additionalProperties:
            type: array
            items:
              type: string
          description: Context about the error condition
          example: '{missingScopes=[scope1, scope2]}'
        in:
          type: string
          description: The name of the field or parameter in which the error was found.
        message:
          type: string
          description: >-
            A human readable message describing the error along with remediation
            steps where appropriate
        subCategory:
          type: string
          description: >-
            A specific category that contains more specific detail about the
            error
  responses:
    Error:
      description: An error occurred.
      content:
        '*/*':
          schema:
            $ref: '#/components/schemas/Error'
  securitySchemes:
    oauth2:
      type: oauth2
      flows:
        authorizationCode:
          authorizationUrl: https://app.hubspot.com/oauth/authorize
          tokenUrl: https://api.hubapi.com/oauth/v1/token
          scopes:
            crm.objects.appointments.read: ''
            crm.objects.appointments.sensitive.read.v2: ''
            crm.objects.appointments.sensitive.write.v2: ''
            crm.objects.appointments.write: ''
            crm.objects.calls.read: ''
            crm.objects.carts.read: ''
            crm.objects.carts.write: ''
            crm.objects.commercepayments.read: ''
            crm.objects.commercepayments.write: ''
            crm.objects.companies.highly_sensitive.read.v2: ''
            crm.objects.companies.highly_sensitive.write.v2: ''
            crm.objects.companies.read: ''
            crm.objects.companies.sensitive.read.v2: ''
            crm.objects.companies.sensitive.write.v2: ''
            crm.objects.companies.write: ''
            crm.objects.contacts.highly_sensitive.read.v2: ''
            crm.objects.contacts.highly_sensitive.write.v2: ''
            crm.objects.contacts.read: ''
            crm.objects.contacts.sensitive.read.v2: ''
            crm.objects.contacts.sensitive.write.v2: ''
            crm.objects.contacts.write: ''
            crm.objects.courses.read: ''
            crm.objects.courses.write: ''
            crm.objects.custom.highly_sensitive.read.v2: ''
            crm.objects.custom.highly_sensitive.write.v2: ''
            crm.objects.custom.read: ''
            crm.objects.custom.sensitive.read.v2: ''
            crm.objects.custom.sensitive.write.v2: ''
            crm.objects.custom.write: ''
            crm.objects.deals.highly_sensitive.read.v2: ''
            crm.objects.deals.highly_sensitive.write.v2: ''
            crm.objects.deals.read: ''
            crm.objects.deals.sensitive.read.v2: ''
            crm.objects.deals.sensitive.write.v2: ''
            crm.objects.deals.write: ''
            crm.objects.emails.read: ''
            crm.objects.goals.read: ''
            crm.objects.goals.write: ''
            crm.objects.invoices.read: ''
            crm.objects.invoices.write: ''
            crm.objects.leads.read: ''
            crm.objects.leads.write: ''
            crm.objects.line_items.read: ''
            crm.objects.line_items.write: ''
            crm.objects.listings.read: ''
            crm.objects.listings.write: ''
            crm.objects.meetings.read: ''
            crm.objects.notes.read: ''
            crm.objects.orders.read: ''
            crm.objects.orders.write: ''
            crm.objects.partner-clients.read: ''
            crm.objects.partner-clients.write: ''
            crm.objects.partner-services.read: ''
            crm.objects.partner-services.write: ''
            crm.objects.products.read: ''
            crm.objects.products.write: ''
            crm.objects.projects.highly_sensitive.read: ''
            crm.objects.projects.highly_sensitive.write: ''
            crm.objects.projects.read: ''
            crm.objects.projects.sensitive.read: ''
            crm.objects.projects.sensitive.write: ''
            crm.objects.projects.write: ''
            crm.objects.quotes.read: ''
            crm.objects.quotes.write: ''
            crm.objects.services.read: ''
            crm.objects.services.write: ''
            crm.objects.subscriptions.read: ''
            crm.objects.subscriptions.write: ''
            crm.objects.tasks.read: ''
            crm.objects.users.read: ''
            crm.objects.users.write: ''
            e-commerce: ''
            media_bridge.read: ''
            oauth: ''
            tickets: ''
            tickets.highly_sensitive.v2: ''
            tickets.sensitive.v2: ''

````