---
title: "completions · RUAL Documentation"
description: "Chat models take a list of messages as input and return a model-generated message as output."
canonical: https://docs.rual.nl/block-types/releases/function_chatgpt_completions
language: en
---

# completions

This block is part of the [`chatgpt`](https://docs.rual.nl/block-types/chatgpt) group and was last modified in core [`v14.0.1`](https://docs.rual.nl/core-versions/140001).

Chat models take a list of messages as input and return a model-generated message as output.

| `gpt4` |
| --- |

### Core Releases