OpenAI
OpenAI o3
Reasoning-focused model pushing SOTA on STEM benchmarks
Our editorial assessment as of Jun 4, 2026, based on the public sources listed below.
Overall rank
#38
Tier
A
Score
71.0
Main category
Reasoning
Strengths
- Strong on complex multi-step problems
- Full tool access support
- Analytical rigor praised by early testers
Considerations
- Higher cost than mini tier
- Slower than flagship for simple queries
Price
ChatGPT Plus · API pay-as-you-go
Score breakdown
Performance
76.0
Reputation
78.0
Price
60.0
Recency
62.0
Verification status
Each field carries its own re-verification date. Amber means older than 90 days — treat those figures as stale until re-checked.
Sources
- Model Release Notes | OpenAI Help CenterAccessed: 2026-05-26
- Frontier AI Models 2026: GPT-5.3, Claude 4.6, G - TeamDay.aiAccessed: 2026-05-26
- OpenAI — Introducing o3 and o4-miniAccessed: 2026-04-30
- OpenAI API ChangelogAccessed: 2026-04-30
- OpenAI API PricingAccessed: 2026-04-19