Activefastllm Proprietary

GPT-3.5-turbo

by OpenAI· Released March 2023· Cutoff September 2021

GPT-3.5-turbo is a fast and cost-effective language model optimized for conversational tasks and chat completions. It offers a balance of performance and affordability, making it suitable for a wide range of applications. As part of OpenAI's GPT-3.5 series, it provides improved instruction following and lower latency compared to earlier models.

Official Site API Docs

Input cost

$0.50 per 1M tokens

Output cost

$1.50 per 1M tokens

Context window

16385 tokens

Max output

4096 tokens

Modalities

text

License

proprietary

Capabilities

Chat CompletionsFunction CallingStreamingJSON ModeContext CachingReproducible Outputs

Best For

Cost-effective chat applications, customer support, and general-purpose text generation tasks.

Strengths

Fast inference speed
Low cost per token
Good instruction following
Reliable for structured outputs

Limitations

Lower reasoning capability than GPT-4
No vision or multimodal support
Smaller context window than newer models
May produce less creative responses

Use Cases

Chatbots and virtual assistants

Content summarization

Email drafting

Code generation and debugging

Data extraction and classification

Language translation

Educational tutoring

Improvements Over Previous Model

Introduced as a more efficient and cheaper alternative to GPT-3.5
Lower latency compared to text-davinci-003
Supports function calling for structured outputs
Improved instruction following over earlier GPT-3.5 models
Reduced pricing: $0.50/M input tokens vs $2.00/M for text-davinci-003

Back to all models