Model index
OpenAI·GPT

ChatGPT (GPT-3.5)

ChatGPT’s original dialogue model, fine-tuned from GPT-3.5 with human feedback and introduced as a free research preview.

LegacyLanguageWeights not released
MODEL NUMBER207
First public date
2022-11-30
Organization
OpenAI
Family
GPT
01

Specifications

Only published specifications are shown.

Input modalities
Text
Output modalities
Text
Open weights
No
Status
Legacy
02

Overview

Overview

ChatGPT’s original dialogue model, fine-tuned from GPT-3.5 with human feedback and introduced as a free research preview.

03

Architecture & capabilities

Model capabilities

Conversationinstruction following
04

Release history

Preview

ChatGPT (GPT-3.5) entered preview.

View source
05

Related models

Select a card to view the related model.

06

Sources