---
title: "Thumbnail Cache Coverage"
method: GET
path: "/admin/thumbnail-cache-coverage"
tags: ["Admin"]
---

# Thumbnail Cache Coverage

`GET /admin/thumbnail-cache-coverage`

## Request

- Base URL: `https://api.kolens.ai` (the document declares no server; this is the origin it was published from)
- URL: `https://api.kolens.ai/admin/thumbnail-cache-coverage`
- Auth: none declared

Coverage snapshot for the video-thumbnail R2 cache.

``total`` counts videos that have a ``thumbnail_url`` (the cacheable
universe); ``cached`` / ``pending`` / ``exhausted`` partition it; and
``coverage_pct`` is cached/total. Read-only — safe to poll.

## Headers

- `x-admin-secret` string, nullable

## Response `200`

Successful Response

- object

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/kolens/apis/kolens-api.md) · [All operations](https://skmtc.dev/kolens/apis/kolens-api/llms.txt) · [OpenAPI document](https://skmtc.dev/kolens/apis/kolens-api/revisions/5d6865ab0a24?raw)