---
title: "Create re-authentication exchange session"
method: POST
path: "/exchanges/{id}/exchange-sessions"
tags: ["exchange sessions"]
---

# Create re-authentication exchange session

`POST /exchanges/{id}/exchange-sessions`

Creates a re-authentication exchange session to refresh a user's bank account connection when their existing authorization is no longer valid. Required when receiving an UpdateCredentials error during bank balance checks or when user re-authentication is needed.

## Path parameters

- `id` string, required

## Headers

- `Accept` 'application/vnd.dwolla.v1.hal+json', required

## Response `201`

created

## Other responses

- `400` — validation error
- `403` — forbidden

## Changes

- **2025-05-23** `4c8b16e05918` — 1 breaking
  - added the new required `header` request parameter `Accept`

[Change history](https://skmtc.dev/dwolla/apis/dwolla-api/changes/exchanges/:id/exchange-sessions/post.md)

---

[API](https://skmtc.dev/dwolla/apis/dwolla-api.md) · [All operations](https://skmtc.dev/dwolla/apis/dwolla-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/dwolla/dwolla-api/revisions/0e13062ae3be/schema)