---
title: "Changes to Batch unread counts"
method: POST
path: "/unread_batch"
---

# Changes to Batch unread counts

`POST /unread_batch`

> Every recorded change to this operation, newest first.
> 575 revisions in range; 3 not diffed.

## Timeline

Changed in 9 of 575 revisions.

- **2026-10-22** `6b8025dc9af1`: 1 info
- **2026-10-12** `30f95dce0284`: 2 info
- **2026-03-06** `3b611b5cf468`: 1 breaking
- **2026-01-23** `f53e387aa149`: 1 warning
- **2025-07-31** `ff8af70dc683`: 1 breaking
- **2025-07-18** `ecf82915c7e4`: 1 info
- **2024-09-05** `c008f63f0618`: 2 info
- **2024-04-29** `a49249cffc7a`: 2 info
- **2024-02-23** `84ae481ffb44`: 1 info

## Changes

- **2026-10-22** `6b8025dc9af1`: 1 info
  - added the required property `counts_by_user/additionalProperties/channels/items/has_unread` to the response with the `201` status
- **2026-10-12** `30f95dce0284`: 2 info
  - added the optional property `cooldown_remaining_ms` to the response with the `400` status
  - added the optional property `cooldown_remaining_ms` to the response with the `429` status
- **2026-03-06** `3b611b5cf468`: 1 breaking
  - the `user_ids` request property's minItems was increased to `1`
- **2026-01-23** `f53e387aa149`: 1 warning
  - the `user_ids` request property's min was set to `1.00`
- **2025-07-31** `ff8af70dc683`: 1 breaking
  - the response property `counts_by_user/additionalProperties/total_unread_count_by_team` became optional for the status `201`
- **2025-07-18** `ecf82915c7e4`: 1 info
  - added the required property `counts_by_user/additionalProperties/total_unread_count_by_team` to the response with the `201` status
- **2024-09-05** `c008f63f0618`: 2 info
  - added the optional property `unrecoverable` to the response with the `400` status
  - added the optional property `unrecoverable` to the response with the `429` status
- **2024-04-29** `a49249cffc7a`: 2 info
  - api tag `product:chat` added
  - api tag `Channels` removed
- **2024-02-23** `84ae481ffb44`: 1 info
  - endpoint added

---

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