---
title: "Changes to Create Chat Completion"
method: POST
path: "/v1/chat/completions"
---

# Changes to Create Chat Completion

`POST /v1/chat/completions`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 1 of 5 revisions.

- **2025-12-15** `921a3ac63a09`: 5 info

## Changes

- **2025-12-15** `921a3ac63a09`: 5 info
  - added the new optional request property `context_editing`
  - added the new optional request property `image_generation`
  - added the new optional request property `prediction/reasoning`
  - added the new optional request property `reasoning_options`
  - added the new optional request property `top_k`

---

[Operation](https://skmtc.dev/helicone/apis/helicone-ai-gateway-api/docs/v1/chat/completions/post.md) - [API](https://skmtc.dev/helicone/apis/helicone-ai-gateway-api.md) - [Page](https://skmtc.dev/helicone/apis/helicone-ai-gateway-api/changes/v1/chat/completions/post)