---
title: "Issue a saved-card operation for review; preparation never charges a card."
method: POST
path: "/v2/wallet/topup/prepare"
tags: ["Wallet"]
---

# Issue a saved-card operation for review; preparation never charges a card.

`POST /v2/wallet/topup/prepare`

## Request

- Base URL: `https://api.omtx.ai` (the document declares no server; this is the origin it was published from)
- URL: `https://api.omtx.ai/v2/wallet/topup/prepare`
- Auth: one of:
  - API key in header `x-api-key`
  - HTTP bearer

## Headers

- `Idempotency-Key` string, required

## Request body

- object: Prepare a saved-card funding operation without creating a payment or charge.
  - `amount_cents` integer, required

## Response `200`

Successful Response

- unknown

---

[API](https://skmtc.dev/omtx/apis/gateway.md) - [All operations](https://skmtc.dev/omtx/apis/gateway/llms.txt) - [OpenAPI document](https://skmtc.dev/omtx/apis/gateway/revisions/232715a75205?raw)