Models/OpenAI
o3
OpenAI · o-seriesreleased 2025-04-16proprietary
Reasoning-focused model in the o-series.
Specifications
- Context window
- 200,000 tokens
- Modality
- text, vision
- License
- proprietary
- Family
- o-series
- Release date
- 2025-04-16
Benchmarks
Benchmark scores ingest in Phase 2 from the Open LLM Leaderboard, LMSys Chatbot Arena, and vendor-published evaluations.
Related news
The aggregator will surface release announcements and analysis tied to o3 as it goes live.