---
title: "Upload book cover"
method: PUT
path: "/reader/books/{book_id}/cover"
tags: ["Reader"]
---

# Upload book cover

`PUT /reader/books/{book_id}/cover`

Upload a custom cover image for a book (max 5MB, jpg/png/webp/gif)

## Path parameters

- `book_id` string, required

## Response `200`

OK

- object
  - `data` object
    - `cover_url` string

## Other responses

- `400` — Bad Request
- `404` — Not Found

---

[API](https://skmtc.net/lxpio/apis/omnigram-api.md) · [All operations](https://skmtc.net/lxpio/apis/omnigram-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/lxpio/omnigram-api/revisions/58911ffb3093/schema)