GPT-3.5 Turbo Instruct pricing & price history
GPT-3.5 Turbo Instruct by OpenAI costs $1.50 per 1M input tokens and $2.00 per 1M output tokens, with a 4K token context window.
Price history
No price changes since tracking began on 2026-09-24. We check hourly.
Cost calculator
Cheaper alternatives to GPT-3.5 Turbo Instruct
| Model | Input | Output | Context | Intel. | |
|---|---|---|---|---|---|
T Hy-MT2-1.8B Tencent | $0.044 | $0.18 | 8K | — | compare |
N Nemotron 3.5 Lightning NVIDIA | $0.08 | $0.20 | 262K | 12.9 | compare |
D DeepSeek V4 Flash 0731 DeepSeek | $0.04 | $0.32 | 1.3M | 34.3 | compare |
M Ministral 3 8B 2512 Mistral AI | $0.15 | $0.15 | 262K | 5.5 | compare |
M Llama 4 Scout Meta Llama | $0.10 | $0.30 | 1.3M | — | compare |
X MiMo-V2.6-Flash Xiaomi | $0.14 | $0.28 | 1M | — | compare |
M Llama Guard 4 12B Meta Llama | $0.18 | $0.18 | 164K | — | compare |
O GPT-6 Luna Pro OpenAI | $0.10 | $0.50 | 1.1M | — | compare |
About GPT-3.5 Turbo Instruct
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.
FAQ
How much does GPT-3.5 Turbo Instruct cost?
GPT-3.5 Turbo Instruct by OpenAI costs $1.50 per 1M input tokens and $2.00 per 1M output tokens, with a 4K token context window. A typical request with 2,000 input and 500 output tokens costs about $0.004.
What is the context window of GPT-3.5 Turbo Instruct?
GPT-3.5 Turbo Instruct supports up to 4,095 tokens of context and up to 3,685 output tokens per request.
Has GPT-3.5 Turbo Instruct’s price changed?
No price changes recorded since ModelBank started tracking it on 2026-09-24.
Is GPT-3.5 Turbo Instruct being deprecated?
No retirement date has been announced for GPT-3.5 Turbo Instruct as of 2026-09-24.
What are cheaper alternatives to GPT-3.5 Turbo Instruct?
Cheaper options include Hy-MT2-1.8B ($0.044/$0.18), Nemotron 3.5 Lightning ($0.08/$0.20), DeepSeek V4 Flash 0731 ($0.04/$0.32), Ministral 3 8B 2512 ($0.15/$0.15).