Comprehensive side-by-side LLM comparison
Nova Pro offers 300.0K more tokens in context window than o3-pro. Nova Pro is $96.00 cheaper per million tokens. Both models have their strengths depending on your specific coding needs.
Amazon
Amazon Nova Pro was developed as the flagship model in the Nova family, designed to provide advanced multimodal understanding across text, images, and other modalities. Built to handle complex tasks requiring sophisticated reasoning, it represents Amazon's most capable offering for enterprise applications.
OpenAI
o3-pro was developed as the flagship reasoning model in the o3 family, designed to deliver maximum reasoning depth and reliability for the most challenging analytical tasks. Built for professionals requiring the highest level of thoughtful problem-solving, it extends reasoning capabilities to handle complex multi-step challenges across diverse domains.
6 months newer

Nova Pro
Amazon
2024-11-20

o3-pro
OpenAI
2025-06-10
Cost per million tokens (USD)

Nova Pro

o3-pro
Context window and performance specifications
o3-pro
2024-05-31
Available providers and their performance metrics

Nova Pro
Bedrock

o3-pro

Nova Pro

o3-pro

Nova Pro

o3-pro
OpenAI