GPT-3.5 Turbo (older v0613)

Retired

openai/gpt-3.5-turbo-0613

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.

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Context window: 4.1K
Input: Text
Output: Text
Released: 2024-01-25

Max output: 4.1K
Knowledge cutoff: 2021-09-30
Weights: Closed
Capabilities: Structured, Temperature, Tool call

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ModelRegistry · Catalog updated 2026-10-01