GPT-3.5 Turbo Instruct (OpenAI)

View on OpenAI View on OpenRouter

Confirmed uses of OpenAI: GPT-3.5 Turbo Instruct include generating text. Verified provider routes accept text input and produce text output. Supported combinations depend on the provider route.

Source 1 · Source 2

Identity and capabilities

Status: Retired Sep 28, 2026
Recommended replacement: gpt-5.6-terra
Local execution: Not verified
Context window: 16,385
Maximum output: 4,096
Image input: No
Reasoning: No
Tool calling: No
Release date: Sep 28, 2023
First seen: 2026-08-29 19:40:01Z UTC
Last verified: 14 min ago

Current offers - prices in USD · per 1M tokens

Prices by provider, service tier, context and offer route
	OpenRouter	OpenAI
Standard		Retired Sep 28, 2026
Input	$1.5	$1.5
Output	$2	$2

Active promotions

No officially confirmed promotion applies to this model.

Recent price changes

No price changes in the last 7 days.