---
title: "Changes to Internal Post Run Message"
method: POST
path: "/internal/runs/{run_id}/messages"
---

# Changes to Internal Post Run Message

`POST /internal/runs/{run_id}/messages`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 1 of 39 revisions.

- **2026-09-05** `1b57049b8ad5`: 1 warning

## Changes

- **2026-09-05** `1b57049b8ad5`: 1 warning
  - added the new `thinking` enum value to the `message_type` response property for the response status `201`

---

[Operation](https://skmtc.dev/nanocorp/apis/nanocorp-api/docs/internal/runs/:run_id/messages/post.md) - [API](https://skmtc.dev/nanocorp/apis/nanocorp-api.md) - [Page](https://skmtc.dev/nanocorp/apis/nanocorp-api/changes/internal/runs/:run_id/messages/post)