---
title: "Upload an external payment receipt"
method: POST
path: "/external-payments/{external_payment_id}/receipt"
tags: ["External Payments"]
---

# Upload an external payment receipt

`POST /external-payments/{external_payment_id}/receipt`

Uploads a receipt file (base64-encoded) for an external payment.

## Path parameters

- `external_payment_id` string, uuid, required

## Request body

- object
  - `base64` string, required — Base64-encoded receipt file contents.
  - `fileName` string — Optional file name for the receipt.

## Response `200`

The receipt was uploaded.

- object
  - `data` object
    - `id` string, uuid
    - `receiptFileName` string

## Other responses

- `400` — The request was invalid.
- `401` — Missing or invalid API key.
- `404` — The requested resource was not found.

---

[API](https://skmtc.net/trykarat/apis/karat-payout-api.md) · [All operations](https://skmtc.net/trykarat/apis/karat-payout-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/trykarat/karat-payout-api/versions/8941916e3707/schema)