---
title: "Get current key's credit balance and usage history"
method: GET
path: "/api/v1/key/usage"
tags: ["Auth"]
---

# Get current key's credit balance and usage history

`GET /api/v1/key/usage`

## Request

- Base URL: `https://api.quantifyme.ai`
- URL: `https://api.quantifyme.ai/api/v1/key/usage`
- Auth: API key in header `X-API-Key`

## Query parameters

- `api_key` string

## Response `200`

Successful response

## Other responses

- `400`: Bad request
- `401`: Invalid or missing API key
- `429`: Rate limit exceeded, or insufficient credits (body carries credits_remaining and credits_required)

---

[API](https://skmtc.dev/quantifyme/apis/quantifyme-api.md) · [All operations](https://skmtc.dev/quantifyme/apis/quantifyme-api/llms.txt) · [OpenAPI document](https://skmtc.dev/quantifyme/apis/quantifyme-api/revisions/089d1cee1ec5?raw)