---
title: "Changes to Generate layout preview"
method: POST
path: "/v2/layouts/{layoutId}/preview"
---

# Changes to Generate layout preview

`POST /v2/layouts/{layoutId}/preview`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 4 of 13 revisions.

- **2026-08-30** `8bc1670bbd13` — 1 breaking, 1 warning, 2 info
- **2026-08-16** `d7137c47680a` — 1 breaking, 1 warning, 2 info
- **2026-07-31** `47f16ff4d427` — 1 warning, 1 info
- **2026-07-21** `2e115ea8160c` — 3 warning, 3 info

## Changes

- **2026-08-30** `8bc1670bbd13` — 1 breaking, 1 warning, 2 info
  - removed the enum value `novu-agent-chat` of the request property `previewPayload/allOf[#/components/schemas/LayoutPreviewPayloadDto]/subscriber/allOf[#/components/schemas/SubscriberResponseDtoOptional]/channels/items/providerId`
  - added the new `novu-web-chat` enum value to the `previewPayloadExample/allOf[#/components/schemas/LayoutPreviewPayloadDto]/subscriber/allOf[#/components/schemas/SubscriberResponseDtoOptional]/channels/items/providerId` response property for the response status `201`
  - added the new `novu-web-chat` enum value to the request property `previewPayload/allOf[#/components/schemas/LayoutPreviewPayloadDto]/subscriber/allOf[#/components/schemas/SubscriberResponseDtoOptional]/channels/items/providerId`
  - removed the `novu-agent-chat` enum value from the `previewPayloadExample/allOf[#/components/schemas/LayoutPreviewPayloadDto]/subscriber/allOf[#/components/schemas/SubscriberResponseDtoOptional]/channels/items/providerId` response property for the response status `201`
- **2026-08-16** `d7137c47680a` — 1 breaking, 1 warning, 2 info
  - removed the enum value `novu-web-chat` of the request property `previewPayload/allOf[#/components/schemas/LayoutPreviewPayloadDto]/subscriber/allOf[#/components/schemas/SubscriberResponseDtoOptional]/channels/items/providerId`
  - added the new `novu-agent-chat` enum value to the `previewPayloadExample/allOf[#/components/schemas/LayoutPreviewPayloadDto]/subscriber/allOf[#/components/schemas/SubscriberResponseDtoOptional]/channels/items/providerId` response property for the response status `201`
  - added the new `novu-agent-chat` enum value to the request property `previewPayload/allOf[#/components/schemas/LayoutPreviewPayloadDto]/subscriber/allOf[#/components/schemas/SubscriberResponseDtoOptional]/channels/items/providerId`
  - removed the `novu-web-chat` enum value from the `previewPayloadExample/allOf[#/components/schemas/LayoutPreviewPayloadDto]/subscriber/allOf[#/components/schemas/SubscriberResponseDtoOptional]/channels/items/providerId` response property for the response status `201`
- **2026-07-31** `47f16ff4d427` — 1 warning, 1 info
  - added the new `novu-web-chat` enum value to the `previewPayloadExample/allOf[#/components/schemas/LayoutPreviewPayloadDto]/subscriber/allOf[#/components/schemas/SubscriberResponseDtoOptional]/channels/items/providerId` response property for the response status `201`
  - added the new `novu-web-chat` enum value to the request property `previewPayload/allOf[#/components/schemas/LayoutPreviewPayloadDto]/subscriber/allOf[#/components/schemas/SubscriberResponseDtoOptional]/channels/items/providerId`
- **2026-07-21** `2e115ea8160c` — 3 warning, 3 info
  - added the new `line` enum value to the `previewPayloadExample/allOf[#/components/schemas/LayoutPreviewPayloadDto]/subscriber/allOf[#/components/schemas/SubscriberResponseDtoOptional]/channels/items/providerId` response property for the response status `201`
  - added the new `sendblue` enum value to the `previewPayloadExample/allOf[#/components/schemas/LayoutPreviewPayloadDto]/subscriber/allOf[#/components/schemas/SubscriberResponseDtoOptional]/channels/items/providerId` response property for the response status `201`
  - added the new `webex-messaging` enum value to the `previewPayloadExample/allOf[#/components/schemas/LayoutPreviewPayloadDto]/subscriber/allOf[#/components/schemas/SubscriberResponseDtoOptional]/channels/items/providerId` response property for the response status `201`
  - added the new `line` enum value to the request property `previewPayload/allOf[#/components/schemas/LayoutPreviewPayloadDto]/subscriber/allOf[#/components/schemas/SubscriberResponseDtoOptional]/channels/items/providerId`
  - added the new `sendblue` enum value to the request property `previewPayload/allOf[#/components/schemas/LayoutPreviewPayloadDto]/subscriber/allOf[#/components/schemas/SubscriberResponseDtoOptional]/channels/items/providerId`
  - added the new `webex-messaging` enum value to the request property `previewPayload/allOf[#/components/schemas/LayoutPreviewPayloadDto]/subscriber/allOf[#/components/schemas/SubscriberResponseDtoOptional]/channels/items/providerId`

---

[Operation](https://skmtc.dev/novu/apis/deprecated-novu-api-use-openapi-json-yaml-instead/docs/v2/layouts/:layoutId/preview/post.md) · [API](https://skmtc.dev/novu/apis/deprecated-novu-api-use-openapi-json-yaml-instead.md) · [Page](https://skmtc.dev/novu/apis/deprecated-novu-api-use-openapi-json-yaml-instead/changes/v2/layouts/:layoutId/preview/post)