GPT 3.5 Turbo Instruct API Pricing & Quick Start

Name: GPT 3.5 Turbo Instruct API
Brand: OpenAI

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.

Pricing

Input Price

$1.5000

/ 1M tokens

NT$ 49

Output Price

$2.0000

/ 1M tokens

NT$ 65

Context Window

tokens

💱 USD/NTD = 32.38 · before tax · updated 07/30/2026

Provider	OpenAI
Released	September 2023
Model ID	`openai/gpt-3.5-turbo-instruct`

Technical specifications

Context window

4K tokens

Reasoning

Input

Text

Output

Text

Quick Start

Use GPT 3.5 Turbo Instruct via BazaarLink API — just change the base_url:

Python

from openai import OpenAI

client = OpenAI(
    base_url="https://bazaarlink.ai/api/v1",
    api_key="sk-bl-YOUR_API_KEY",
)

response = client.chat.completions.create(
    model="openai/gpt-3.5-turbo-instruct",
    messages=[{"role": "user", "content": "Hello!"}],
)
print(response.choices[0].message.content)

TypeScript

import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://bazaarlink.ai/api/v1",
  apiKey: "sk-bl-YOUR_API_KEY",
});

const response = await client.chat.completions.create({
  model: "openai/gpt-3.5-turbo-instruct",
  messages: [{ role: "user", content: "Hello!" }],
});
console.log(response.choices[0].message.content);

Why use GPT 3.5 Turbo Instruct via BazaarLink?

✓USD billing (TWD-quoted) + unified invoices — no foreign credit card needed for Taiwan teams
✓OpenAI-compatible API — zero code changes required
✓Automatic failover — multi-provider redundancy for the same model
✓Chinese-language support — local team, instant help

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Frequently Asked Questions

What is 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.

How much does the GPT 3.5 Turbo Instruct API cost?

GPT 3.5 Turbo Instruct costs $1.5000 per 1M input tokens and $2.0000 per 1M output tokens when accessed through BazaarLink.

How do I use GPT 3.5 Turbo Instruct with the OpenAI SDK?

Set base_url to "https://bazaarlink.ai/api/v1" and use model ID "openai/gpt-3.5-turbo-instruct". All OpenAI SDK methods (chat.completions, embeddings, streaming) work without code changes.

What is the context window for GPT 3.5 Turbo Instruct?

GPT 3.5 Turbo Instruct supports a context window of 4,095 tokens.

Is GPT 3.5 Turbo Instruct available for free?

GPT 3.5 Turbo Instruct is a paid model. BazaarLink offers free trial credits on registration so you can test it without a credit card.

Relay integrity checks

No integrity-check data is available for this model yet.

BazaarLink Probe verifies endpoints that claim to serve this model and flags behavior that differs from the reference baseline.

View the full integrity report →