---
title: "Changes to Create Book"
method: POST
path: "/books"
---

# Changes to Create Book

`POST /books`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 3 of 43 revisions.

- **2026-07-13** `228cc05ba97d`: 1 info
- **2026-06-07** `13f3bc084194`: 4 breaking, 4 warning, 16 info
- **2026-01-17** `8590daeecaea`: 1 info

## Changes

- **2026-07-13** `228cc05ba97d`: 1 info
  - added the non-success response with the status `429`
- **2026-06-07** `13f3bc084194`: 4 breaking, 4 warning, 16 info
  - the `title` request property's minLength was increased from `0` to `1`
  - response property `year` list-of-types was widened by adding types `null` to media type `application/json` of response `201`
  - the `code` response's property type changed from no type to `string` for status `400`
  - the `code` response's property type changed from no type to `string` for status `403`
  - the `image_url` request property's maxLength was set to `2000`
  - the `isbn` request property's maxLength was set to `20`
  - the `title` request property's maxLength was set to `500`
  - the `url` request property's maxLength was set to `2000`
  - the endpoint scheme security `ApiKeyAuth` was added to the API
  - the endpoint scheme security `PermissionAuthenticationRequirement` was removed from the API
  - api tag `Books` added
  - added the new optional request property `shared`
  - the `description` request property default value `` was added
  - the `image_url` request property default value `` was added
  - the `isbn` request property default value `` was added
  - the `url` request property default value `` was added
  - request property `year` list-of-types was widened by adding types `null` to media type `application/json`
  - added the non-success response with the status `401`
  - added the non-success response with the status `422`
  - added the optional property `shared` to the response with the `201` status
  - the `description` response's property default value `` was added for the status `201`
  - the `image_url` response's property default value `` was added for the status `201`
  - the `isbn` response's property default value `` was added for the status `201`
  - the `url` response's property default value `` was added for the status `201`
- **2026-01-17** `8590daeecaea`: 1 info
  - endpoint added

---

[Operation](https://skmtc.dev/buttondown/apis/buttondown-api/docs/books/post.md) - [API](https://skmtc.dev/buttondown/apis/buttondown-api.md) - [Page](https://skmtc.dev/buttondown/apis/buttondown-api/changes/books/post)