Context
16K
Input
$0.50
Key Specifications
🏆
Arena Rank
#25
📐
Context Window
16K
📥
Input Price
per 1M tokens
$0.50
📤
Output Price
per 1M tokens
$1.50
🧠
Parameters
Undisclosed
🔒
Open Source
No
Best For
Fast responseschatbotssimple tasks
About GPT-3.5 Turbo
GPT-3.5 Turbo is OpenAI's most cost-effective and fastest model, designed for high-volume applications where speed and affordability matter more than peak reasoning ability. With a 16K context window, it handles most conversational and text-generation tasks efficiently. It remains one of the most widely deployed language models globally, powering millions of chatbots, customer service agents, and content generation tools due to its excellent balance of capability, speed, and cost.
Built byOpenAI↗
Pricing per 1M tokens
Input Tokens
$0.50
Output Tokens
$1.50
Compare GPT-3.5 Turbo
See how GPT-3.5 Turbo stacks up against other leading AI models
Other OpenAI Models
Other Top Models
Frequently Asked Questions
What is GPT-3.5 Turbo?▾
GPT-3.5 Turbo is OpenAI's most cost-effective and fastest model, designed for high-volume applications where speed and affordability matter more than peak reasoning ability. With a 16K context window, it handles most conversational and text-generation tasks efficiently. It remains one of the most widely deployed language models globally, powering millions of chatbots, customer service agents, and content generation tools due to its excellent balance of capability, speed, and cost.
How much does GPT-3.5 Turbo cost?▾
GPT-3.5 Turbo costs $0.50 per 1 million input tokens and $1.50 per 1 million output tokens. Pricing is based on token usage, making it cost-effective for both small and large-scale applications.
What is GPT-3.5 Turbo's context window?▾
GPT-3.5 Turbo has a context window of 16K tokens. This determines how much text the model can process in a single request — larger context windows allow the model to handle longer documents, maintain more conversation history, and reason over bigger codebases.
Is GPT-3.5 Turbo open source?▾
No, GPT-3.5 Turbo is a proprietary model available through OpenAI's API. Proprietary models are typically accessible via API endpoints and offer managed infrastructure, support, and regular updates from the provider.
What is GPT-3.5 Turbo best for?▾
GPT-3.5 Turbo is best suited for: Fast responses, chatbots, simple tasks. These use cases leverage the model's specific strengths in terms of capability, speed, and cost-effectiveness within OpenAI's model lineup.