---
title: "Buy Credits ($0.010/call)"
method: POST
path: "/credits/buy"
tags: ["credits", "topup", "fund", "payment"]
---

# Buy Credits ($0.010/call)

`POST /credits/buy`

## Request

- Base URL: `https://x402.shizu.me`
- URL: `https://x402.shizu.me/credits/buy`
- Auth: none declared

Add 10 credits ($0.001 each) to your wallet's balance per settled call — loop it to fund any amount. Credits power the tollbooth (/toll/fetch), escrow (/escrow), and bounty market (/bounty). Balance: GET /credits.

Paid endpoint: $0.010 per call via the x402 protocol (USDC on Base). An unpaid request returns 402 with payment requirements in the PAYMENT-REQUIRED response header; attach payment and retry.

## Response `200`

Paid result (JSON)

## Other responses

- `402`: Payment required — x402 requirements in the PAYMENT-REQUIRED response header

---

[API](https://skmtc.dev/shizu/apis/scrape402.md) · [All operations](https://skmtc.dev/shizu/apis/scrape402/llms.txt) · [OpenAPI document](https://skmtc.dev/shizu/apis/scrape402/revisions/0852d74798b8?raw)