---
title: "Changes to Create a Pub/Sub channel"
method: POST
path: "/v3/channels/pubsub"
---

# Changes to Create a Pub/Sub channel

`POST /v3/channels/pubsub`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 2 of 16 revisions.

- **2026-10-30** `7b9fe7c66c1c`: 1 warning, 1 info
- **2026-09-29** `a669a04b02ba`: 1 breaking, 1 info

## Changes

- **2026-10-30** `7b9fe7c66c1c`: 1 warning, 1 info
  - added the new `alert.triggered` enum value to the `data/trigger_types/items/` response property for the response status `200`
  - added the new `alert.triggered` enum value to the request property `trigger_types/items/`
- **2026-09-29** `a669a04b02ba`: 1 breaking, 1 info
  - the request property `topic` became required
  - the request property `trigger_types` became optional

---

[Operation](https://skmtc.dev/nylas/apis/nylas-api/docs/v3/channels/pubsub/post.md) - [API](https://skmtc.dev/nylas/apis/nylas-api.md) - [Page](https://skmtc.dev/nylas/apis/nylas-api/changes/v3/channels/pubsub/post)