---
title: "Initialisation d'un Checkout"
method: POST
path: "/organizations/{organizationSlug}/checkout-intents"
tags: ["Checkout"]
---

# Initialisation d'un Checkout

`POST /organizations/{organizationSlug}/checkout-intents`

Pour tout savoir sur Checkout consultez d'abord notre <a href="https://dev.helloasso.com/docs/description">documentation</a><br/><br/><b>Votre clientId doit avoir ces autorisations : </b> <br/> Checkout<br/><br/>

## Path parameters

- `organizationSlug` string, required

## Request body

- HelloAssoApiV5CommonModelsCartsInitCheckoutBody
  - `totalAmount` integer, required — Total amount, all taxes included, in cents (required) Must be equal to the sum of the initial amount and subsequent terms
  - `initialAmount` integer, required — The amount for the first term, all taxes included, in cents (required)
  - `itemName` string, required — Item name (required) A text describing what the user paid for ('Renew license', '3 tickets', donation, etc). Will be displayed in the near future in the user space and in the organization back office
  - `backUrl` string, required — Url followed by the contributor if he wants to return to its previous site
  - `errorUrl` string, required — Url called in case of an error during the checkout process
  - `returnUrl` string, required — Url called after the payment
  - `containsDonation` boolean, required — The sale (or a part of) is a donation
  - `terms` HelloAssoApiV5CommonModelsCartsCheckoutTerm[], nullable — The list of future terms (if applicable)
    - `amount` integer, required — Term amount, all taxes included, in cents
    - `date` string, date-time, required — Term date
  - `payer` HelloAssoApiV5CommonModelsCartsCheckoutPayer
    - `firstName` string, nullable — FirstName
    - `lastName` string, nullable — LastName
    - `email` string, nullable — Email
    - `dateOfBirth` string, date-time, nullable — Date of birth (Date only, no time part)
    - `address` string, nullable — Address
    - `city` string, nullable — City
    - `zipCode` string, nullable — ZipCode
    - `country` string, nullable — 3 letter country code
    - `companyName` string, nullable — Used if the payer is a company
  - `metadata` unknown
  - `paymentOptions` HelloAssoApiV5CommonModelsCartsCheckoutPaymentOptions
    - `enableSepa` boolean — Metadata (optional) Whether if this checkout is eligible for SEPA payment

## Response `200`

Success

- HelloAssoApiV5CommonModelsCartsInitCheckoutResponse
  - `id` integer — Id of the checkout intent
  - `redirectUrl` string, nullable — Url where the contributor must be redirected to

## Other responses

- `401` — Unauthorized, you must add a valid JWT into Authorization Header with the format : `Bearer TOKEN`
- `403` — The JWT token hasn't the privileges or Roles for this action

---

[API](https://skmtc.net/helloasso/apis/api-authentication-access-token.md) · [All operations](https://skmtc.net/helloasso/apis/api-authentication-access-token/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/helloasso/api-authentication-access-token/revisions/b8cd7d9ae24e/schema)