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o3 vs o1

Detailed comparison of capabilities, features, and performance.

Feature
o3
o1
Model Image
o3
o1
AI Lab
OpenAI
OpenAI
Context Size
200,000 tokens
128,000 tokens
Max Output Size
100,000 tokens
100,000 tokens
Frontier Model
Yes
Yes
Vision Support
Yes
No
Description
o3 is powerful across all domains. It excels at Math, Science, Coding and Visual Reasoning tasks. Best for multi-step problems, not everyday.
o1 is OpenAI's new reasoning model for complex tasks that require broad general knowledge

Learn more about o3

View detailed specifications and capabilities

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Learn more about o1

View detailed specifications and capabilities

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