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OpenAI: GPT-3.5 Turbo

openai/gpt-3.5-turbo

Created May 28, 202316,385 context
$0.50/M input tokens$1.50/M output tokens

GPT-3.5 Turbo is OpenAI's fastest model. It can understand and generate natural language or code, and is optimized for chat and traditional completion tasks.

Training data up to Sep 2021.

Recent activity on GPT-3.5 Turbo

Total usage per day on OpenRouter

Prompt
137M
Completion
9.32M

Prompt tokens measure input size. Reasoning tokens show internal thinking before a response. Completion tokens reflect total output length.