---
title: "Top up credits by submitting a tx_hash from a USDC transfer to treasury"
method: POST
path: "/api/credits/topup"
tags: ["credits"]
---

# Top up credits by submitting a tx_hash from a USDC transfer to treasury

`POST /api/credits/topup`

## Request

- Base URL: `https://x711.io`
- URL: `https://x711.io/api/credits/topup`
- Auth: API key in header `X-API-Key`

## Response `200`

Credits added

## Other responses

- `402`: Payment required

---

[API](https://skmtc.dev/x711/apis/x711-universal-agent-gas-station-api.md) · [All operations](https://skmtc.dev/x711/apis/x711-universal-agent-gas-station-api/llms.txt) · [OpenAPI document](https://skmtc.dev/x711/apis/x711-universal-agent-gas-station-api/revisions/8ed6c60350a6?raw)