plaid

Associate Items to a User

Changed on

Associates Items with a user_id. If an Item is already associated with a different user_id, calling this endpoint will disassociate it from that User and reassociate it with the target User instead. A single request can associate up to 100 Items.

post/user/items/associate

Request

  • Base URL
    https://production.plaid.com
  • URL
    https://production.plaid.com/user/items/associate
  • Auth
    API key in header PLAID-CLIENT-ID and API key in header PLAID-SECRET and API key in header Plaid-Version

Request body

client_idstring

Your Plaid API client_id. The client_id is required and may be provided either in the PLAID-CLIENT-ID header or as part of a request body.

secretstring

Your Plaid API secret. The secret is required and may be provided either in the PLAID-SECRET header or as part of a request body.

user_idstring required

A unique user identifier, created by /user/create. Integrations that began using /user/create after December 10, 2025 use this field to identify a user instead of the user_token. For more details, see New User APIs.

item_idsItemId[] required

An array of item_ids to be associated with the user_id.

Response

OK

request_idstring required

A unique identifier for the request, which can be used for troubleshooting. This identifier, like all Plaid identifiers, is case sensitive.

Changes

  • ea443cd78f6fRevision changes
    • warning

      added the new CRA_PARTNER_INSIGHTS_ERROR enum value to the response property for the response status

    • warning

      added the new CRA_REPORT_ERROR enum value to the response property for the response status

  • a1bbca018160Revision changes
    • warning

      added the new ASSETS_ERROR enum value to the response property for the response status

    • warning

      added the new CRA_MONITORING_ERROR enum value to the response property for the response status

    • warning

      added the new CREDIT_PROFILE_REPORT_ERROR enum value to the response property for the response status

    • warning

      added the new ENCOMPASS_ERROR enum value to the response property for the response status

    • warning

      added the new ENRICH_ERROR enum value to the response property for the response status

    • warning

      added the new FRAUD_INSIGHTS_ERROR enum value to the response property for the response status

    • warning

      added the new FREDDIE_MAC_ERROR enum value to the response property for the response status

    • warning

      added the new LINK_DELIVERY_ERROR enum value to the response property for the response status

    • warning

      added the new PROFILE_ERROR enum value to the response property for the response status

    • warning

      added the new RECURRING_TRANSACTIONS_ERROR enum value to the response property for the response status

    • warning

      added the new STATEMENTS_ERROR enum value to the response property for the response status

    • warning

      added the new TRANSFER_RECURRING_ERROR enum value to the response property for the response status

    • warning

      added the new TRANSFER_REFUND_ERROR enum value to the response property for the response status