o3 Pro
active Active
o3 Pro 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
o3-pro- Status
- active
- Released
- Jun 10, 2025
- Context window
- 200,000 tokens
- Input price
- $20.00 / 1M tokens
- Output price
- $80.00 / 1M tokens
- Knowledge cutoff
- 2024-06-30
- Pricing checked
- May 22, 2026
Source: official OpenAI documentation ↗ · pending verification