---
title: "Changes to Append Turn"
method: POST
path: "/sessions/turns/"
---

# Changes to Append Turn

`POST /sessions/turns/`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 6 of 101 revisions.

- **2026-10-26** `7adb3c40354e`: 4 info
- **2026-09-24** `a28f1d059149`: 1 warning, 1 info
- **2026-09-02** `f2a08eaed8b1`: 1 breaking, 1 info
- **2026-08-14** `3ef89c8a67c5`: 2 info
- **2026-08-03** `cbf670b634ed`: 1 warning, 1 info
- **2026-08-03** `fc532d6dc820`: 1 info

## Changes

- **2026-10-26** `7adb3c40354e`: 4 info
  - added the optional property `turn/anyOf[subschema #1: SessionTurn]/approved_by` to the response with the `200` status
  - added the optional property `turn/anyOf[subschema #1: SessionTurn]/context` to the response with the `200` status
  - added the optional property `turn/anyOf[subschema #1: SessionTurn]/principal` to the response with the `200` status
  - added the optional property `turn/anyOf[subschema #1: SessionTurn]/sender` to the response with the `200` status
- **2026-09-24** `a28f1d059149`: 1 warning, 1 info
  - added the new `mock` enum value to the `turn/anyOf[subschema #1: SessionTurn]/harness_kind` response property for the response status `200`
  - added the new `mock` enum value to the request property `harness_kind`
- **2026-09-02** `f2a08eaed8b1`: 1 breaking, 1 info
  - removed the enum value `pi_agenta` of the request property `harness_kind`
  - removed the `pi_agenta` enum value from the `turn/anyOf[subschema #1: SessionTurn]/harness_kind` response property for the response status `200`
- **2026-08-14** `3ef89c8a67c5`: 2 info
  - added the new optional request property `references/anyOf[subschema #1]/items/key`
  - added the optional property `turn/anyOf[subschema #1: SessionTurn]/references/anyOf[subschema #1]/items/key` to the response with the `200` status
- **2026-08-03** `cbf670b634ed`: 1 warning, 1 info
  - added the new `codex` enum value to the `turn/anyOf[subschema #1: SessionTurn]/harness_kind` response property for the response status `200`
  - added the new `codex` enum value to the request property `harness_kind`
- **2026-08-03** `fc532d6dc820`: 1 info
  - endpoint added

---

[Operation](https://skmtc.dev/agenta-ai/apis/agenta-api/docs/sessions/turns/post.md) - [API](https://skmtc.dev/agenta-ai/apis/agenta-api.md) - [Page](https://skmtc.dev/agenta-ai/apis/agenta-api/changes/sessions/turns/post)