---
title: "Usage statistics for the authenticated API key"
method: GET
path: "/v3/usage/stats"
tags: ["Usage"]
---

# Usage statistics for the authenticated API key

`GET /v3/usage/stats`

## Response `200`

Usage statistics

- object
  - `data` UsageStatsResponse
    - `identifier` string, required
    - `key` object, required
      - `id` string, required
      - `prefix` string, required
      - `name` string, required
      - `rateLimit` integer, required
      - `createdAt` string, date-time, required
      - `lastUsedAt` string, date-time, nullable, required
    - `stats` object, required
      - `daily` object, required
        - `totalRequests` integer, required
        - `avgResponseTimeMs` integer, required
        - `errorCount` integer, required
      - `weekly` object, required
        - `totalRequests` integer, required
        - `avgResponseTimeMs` integer, required
        - `errorCount` integer, required
      - `topEndpoints` object[], required
        - `path` string, required
        - `method` string, required
        - `count` integer, required
        - `avgResponseTimeMs` integer, required
    - `rateLimit` object, required
      - `limit` integer, required
      - `window` string, required

## Other responses

- `401` — Unauthorized
- `404` — Not found
- `500` — Internal server error

---

[API](https://skmtc.dev/euler/apis/euler-data-api-v3.md) · [All operations](https://skmtc.dev/euler/apis/euler-data-api-v3/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/euler/euler-data-api-v3/revisions/9573a5fbd4a6/schema)