# GPT-3.5 Turbo Instruct — price & specs

Source: https://modelbank.ai/models/gpt-3.5-turbo-instruct · updated 2026-11-12 · ModelBank

| Field | Value |
|---|---|
| Vendor | OpenAI |
| Input price | $1.5 / 1M tokens |
| Output price | $2 / 1M tokens |
| Cached input | n/a / 1M tokens |
| Context window | 4,095 tokens |
| Max output | 3,685 tokens |
| Input modalities | text |
| Reasoning / tool use | no / no |
| Intelligence / coding index | — / — |
| Released | 2023-09-28 |
| Retirement date | none announced |

## About

This model is a variant of GPT-3.5 Turbo tuned for instructional prompts and omitting chat-related optimizations. Training data: up to Sep 2021.

## Price history

- 2026-09-24: $1.5 in / $2 out


JSON: https://modelbank.ai/api/v1/models/gpt-3.5-turbo-instruct