GPT-3.5 Turbo
active Active
GPT-3.5 Turbo is an active OpenAI LLM API model. As of May 24, 2026 it has no announced deprecation or retirement date.
Lifecycle & specs
- Provider
- OpenAI
- API model ID
gpt-3.5-turbo- Status
- active
- Released
- Mar 1, 2023
- Replacement
openai/gpt-4o- Context window
- 16,385 tokens
- Input price
- $0.50 / 1M tokens
- Output price
- $1.50 / 1M tokens
- Knowledge cutoff
- 2021-09-30
- Pricing checked
- May 22, 2026
Source: official OpenAI documentation ↗ · ✓ verified