---
title: "Credits, what is reserved by live questions, and what is left under this key's daily cap."
method: GET
path: "/v1/billing/balance"
tags: ["account"]
---

# Credits, what is reserved by live questions, and what is left under this key's daily cap.

`GET /v1/billing/balance`

## Request

- Base URL: `https://api.50heads.com`
- URL: `https://api.50heads.com/v1/billing/balance`
- Auth: one of:
  - HTTP bearer
  - OAuth 2 (authorization code, authorization URL `https://auth.50heads.com/authorize`, token URL `https://auth.50heads.com/token`; client credentials, token URL `https://auth.50heads.com/token`, scopes: `account:read`)

## Response `200`

OK

- Balance
  - `credits` integer, required
  - `reserved` integer, required
  - `expiring` object[], required
    - `credits` integer, required
    - `expiresAt` string, required
  - `currency` 'GBP' | 'USD' | 'EUR' | 'CAD' | 'JPY' | 'KRW' | 'BRL' | 'TRY' | 'SEK' | 'DKK' | 'NOK' | 'PLN' | 'CZK' | 'RON', required
  - `capRemaining` integer, nullable, required
  - `freeQuestionToday` boolean, required
  - `privateDeclaredAt` string, nullable

## Other responses

- `401`: No key or token, or it expired or was revoked.
- `403`: The key or token lacks the scope (`insufficient_scope`), or the action is not allowed.
- `429`: Too many requests; wait for Retry-After.

---

[API](https://skmtc.dev/50heads/apis/50heads-api.md) · [All operations](https://skmtc.dev/50heads/apis/50heads-api/llms.txt) · [OpenAPI document](https://skmtc.dev/50heads/apis/50heads-api/revisions/20175e8b00e3?raw)