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GPT-4.5 vs o1

Detailed comparison of capabilities, features, and performance.

Feature
GPT-4.5
o1
Model Image
GPT-4.5
o1
AI Lab
OpenAI
OpenAI
Context Size
128,000 tokens
128,000 tokens
Max Output Size
2,000 tokens
100,000 tokens
Frontier Model
No
No
Vision Support
Yes
No
Description
OpenAI's latest model with enhanced capabilities across text, vision and audio
o1 is OpenAI's new reasoning model for complex tasks that require broad general knowledge

Learn more about GPT-4.5

View detailed specifications and capabilities

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Learn more about o1

View detailed specifications and capabilities

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