---
title: "Changes to Compacts a full Responses API input window into a shorter canonical window."
method: POST
path: "/v1/responses/compact"
---

# Changes to Compacts a full Responses API input window into a shorter canonical window.

`POST /v1/responses/compact`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 1 of 9 revisions.

- **2026-08-26** `7df26eaf5d7c` — 1 breaking, 1 info

## Changes

- **2026-08-26** `7df26eaf5d7c` — 1 breaking, 1 info
  - added `subschema #11, subschema #12` to the `output/items/oneOf[subschema #2]/allOf[#/components/schemas/ModelOutput]/` response property `oneOf` list for the response status `200`
  - added `subschema #11, subschema #12` to the `input/oneOf[subschema #2]/items/oneOf[subschema #2]/allOf[#/components/schemas/ModelOutput]/` request property `oneOf` list

---

[Operation](https://skmtc.dev/x/apis/xai-s-rest-api/docs/v1/responses/compact/post.md) · [API](https://skmtc.dev/x/apis/xai-s-rest-api.md) · [Page](https://skmtc.dev/x/apis/xai-s-rest-api/changes/v1/responses/compact/post)