---
title: "Topup"
method: POST
path: "/topup"
---

# Topup

`POST /topup`

## Request

- Base URL: `https://api.optionsdataapi.com` (the document declares no server; this is the origin it was published from)
- URL: `https://api.optionsdataapi.com/topup`
- Auth: none declared

Credit balance for an existing paygo key after verifying on-chain USDC.
Fully automated: send USDC from your linked wallet, call this with tx_hash.

## Request body

- BodyTopupTopupPost
  - `tx_hash` string, required

## Response `200`

Successful Response

- unknown

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/optionsdataapi/apis/options-data-api.md) · [All operations](https://skmtc.dev/optionsdataapi/apis/options-data-api/llms.txt) · [OpenAPI document](https://skmtc.dev/optionsdataapi/apis/options-data-api/revisions/ccce476412d9?raw)