---
title: "Mark an appointment as confirm or undo confirm"
method: PUT
path: "/v1/invoices/{invoice_id}/confirm"
---

# Mark an appointment as confirm or undo confirm

`PUT /v1/invoices/{invoice_id}/confirm`

## Request

- Base URL: `https://api.zenoti.com`
- URL: `https://api.zenoti.com/v1/invoices/{invoice_id}/confirm`
- Auth: none required
- TypeScript: <https://skmtc.dev/zenoti/apis/zenoti-authentication/docs/v1/invoices/:invoice_id/confirm/put.ts> (a function with typed inputs; its response is checked against the schema)

This API confirms a visit or is used to undo a confirmed visit.

## Path parameters

- `invoice_id` string, required

## Query parameters

- `undo_confirm` boolean

## Request body

- object
  - `RAW_BODY` string

## Response `200`

200

- union
  - object
    - `error` unknown
  - object
    - `error` unknown

## Other responses

- `400`: 400

---

[API](https://skmtc.dev/zenoti/apis/zenoti-authentication.md) - [All operations](https://skmtc.dev/zenoti/apis/zenoti-authentication/llms.txt) - [OpenAPI document](https://skmtc.dev/zenoti/apis/zenoti-authentication/revisions/e628f892391a?raw)