External Accounts
Create or refresh external account
Link an external account on behalf of your customer using a Plaid processor token. If the account is already linked, refresh the existing connection and return the same external account with a 201 response.
post/external-accounts/processor-token
Headers
Idempotency-Keystring required
Unique key for idempotent request handling. If a request with the same key was already processed, the original response is returned.
X-Agent-IDstring nullable
Agent ID (agt_xxx) identifying which agent is making the request.
X-Instance-IDstring nullable
Required when X-Agent-ID is present. Session or conversation ID for agent observability.
Request body
Response
Successful Response