Deprecated on Sep 28, 2026. 4 providers still list it at the prices below.

GPT-3.5 Turbo InstructDeprecated

OpenAIFirst listed Sep 2023
Context
8K
Max output
4K
Serving providers
4
Cheapest input
$1.50 /1M
On-demand listed rates, OpenRouter routed quotes and Vercel reseller quotes. Enterprise commitments (committed-use discounts, provisioned throughput, negotiated rates) can be materially lower.

Pricing by serving provider

standard tier · per 1M tokens · click a provider to expand

Input pricing runs from $1.50 to $1.65 per 1M tokens across 4 providers, so the dearest route costs 10% more than the cheapest for the same model.

Serving providerInput /1MOutput /1MEndpoints
OpenAICheapest$1.50$2.001
Standardgpt-3.5-turbo-instruct
ComponentUnitStandard
Text input/1M tok$1.50
Text output/1M tok$2.00
OpenRouter$1.50$2.001
VercelVercel reseller quote$1.50$2.001
Azure$1.65$2.201

Price history

listed seller prices, input and output per 1M tokens
Input Output
$0.00$0.50$1.00$1.50$2.00Sep 20Dec 21Jul 30Oct 14$2.00$1.50

Cost calculator

estimate your monthly spend on this model
$460
estimated / month

Model IDs

copy the exact identifier for your platform
gpt-3.5-turbo-instructopenai/gpt-3.5-turbo-instructvercel_ai_gateway/openai/gpt-3.5-turbo-instructazure/gpt-35-turbo-instruct

Frequently asked questions

GPT-3.5 Turbo Instruct pricing, context and availability

Is GPT-3.5 Turbo Instruct still available?

GPT-3.5 Turbo Instruct was deprecated on 2026-09-28, but 4 serving providers still list it.

How much does GPT-3.5 Turbo Instruct cost?

GPT-3.5 Turbo Instruct costs $1.50 per 1M input tokens from OpenAI, and $2.00 per 1M output tokens from OpenAI. Across 4 serving providers, input prices range from $1.50 to $1.65 per 1M tokens.

What is the context window of GPT-3.5 Turbo Instruct?

GPT-3.5 Turbo Instruct accepts up to 8K tokens of context and can return up to 4K output tokens.

Which providers serve GPT-3.5 Turbo Instruct?

GPT-3.5 Turbo Instruct is available from 4 serving providers, each with its own pricing and model ID. OpenAI is currently the cheapest.

What can GPT-3.5 Turbo Instruct do?

GPT-3.5 Turbo Instruct supports structured output.

Other OpenAI models

compare pricing across the OpenAI lineup
Listed prices from LiteLLM, OpenRouter and Vercel · last checked Oct 14, 2026

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