v51

latestOpenAPI 3.0.0raw.githubusercontent.com2026-07-313352,3122.9 MB

plaid

Associate Items to a User

Associates Items to the target user. If an Item is already associated to another user, the Item will be disassociated with the existing user and associated to the target user. This operation supports a max of 100 Items.

post/user/items/associate

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

request_idstring required

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