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O3
Most advanced OpenAI reasoning model with multimodal capabilities and agentic tool use for complex analysis
Thinking Mode
Parameters
N/A
Context
200,000 tokens
Released
Dec 20, 2024
Leaderboards
Average Score combining domain-specific Autobench scores; Higher is better
Performance vs. Industry Average
Context Window
O3 has a smaller context window than average (406k tokens), with a context window of 200k tokens.