GPT-3.5 Turbo Instruct
openai/gpt-3.5-turbo-instruct
OpenAI's GPT-3.5 Turbo Instruct is a text‑only model released on 2023‑03‑01 that accepts and generates text with a context length of 4095 tokens. It does not support external tools, reasoning capabilities, or provide open weights. Pricing is $1.5 per M input tokens and $2 per M output tokens.
- structured outputs
At a glance
Specifications
What the API gives you
- Context window
- 4K tokens
- Max output
- 4K tokens
- Input price
- $1.50 / 1M tokens
- Output price
- $2 / 1M tokens
- Cache read
- —
- Modalities
- text → text
- Knowledge cutoff
- Sep 30, 2021
- Released
- Mar 1, 2023
Recommendation coverage
Where this model appears
Not currently included in a published recommendation. This means the available task-specific evidence did not support a ranking yet—not that the model was reviewed and rejected.
Benchmarks
No independent benchmark results are linked to this model yet. We keep it visible while withholding quality claims until usable results arrive.
Catalog data via OpenRouter and models.dev. Last checked within the past 6 hours.