---
title: "Changes to Append Insights Chat Message"
method: POST
path: "/v1/insights-chat/sessions/{chat_session_id}/messages"
---

# Changes to Append Insights Chat Message

`POST /v1/insights-chat/sessions/{chat_session_id}/messages`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 2 of 14 revisions.

- **2026-09-07** `d565b1a348d6`: 1 breaking, 1 warning, 4 info
- **2026-09-01** `7f57037fd94b`: 1 info

## Changes

- **2026-09-07** `d565b1a348d6`: 1 breaking, 1 warning, 4 info
  - request property `role` was restricted to a list of enum values
  - the `content` request property's maxLength was set to `200000`
  - added the new optional request property `request_message_id`
  - added the new optional request property `turn_run_id`
  - added the new `assistant` enum value to the request property `role`
  - added the new `user` enum value to the request property `role`
- **2026-09-01** `7f57037fd94b`: 1 info
  - endpoint added

---

[Operation](https://skmtc.dev/ontora/apis/ontora-api/docs/v1/insights-chat/sessions/:chat_session_id/messages/post.md) - [API](https://skmtc.dev/ontora/apis/ontora-api.md) - [Page](https://skmtc.dev/ontora/apis/ontora-api/changes/v1/insights-chat/sessions/:chat_session_id/messages/post)