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GPT-4.5 vs Nova Pro
Comprehensive side-by-side LLM comparison
GPT-4.5 leads with 6.4% higher average benchmark score. Nova Pro offers 467.9K more tokens in context window than GPT-4.5. Nova Pro is $221.00 cheaper per million tokens. Overall, GPT-4.5 is the stronger choice for coding tasks.
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OpenAI
GPT-4.5 was developed as an intermediate advancement between GPT-4 and GPT-5, designed to incorporate incremental improvements in reasoning, factuality, and instruction-following. Built to bridge generational capabilities while maintaining compatibility with existing applications, it represents a refinement of the GPT-4 architecture with enhanced performance characteristics.
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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.
3 months newer
Nova Pro
Amazon
2024-11-20
GPT-4.5
OpenAI
2025-02-27
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Pricing Comparison
Cost per million tokens (USD)
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GPT-4.5
Input:$75.00
Output:$150.00
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Nova Pro
Input:$0.80
Output:$3.20($221.00 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 6 common benchmarks
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GPT-4.5
Average Score:84.8%(+6.4%)
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Nova Pro
Average Score:78.4%
Provider Availability & Performance
Available providers and their performance metrics
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GPT-4.5
1 providers
OpenAI
Throughput: 50 tok/s
Latency: 20ms
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Nova Pro
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GPT-4.5
Avg Score:84.8%(+6.4%)
Providers:1
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Nova Pro
Avg Score:78.4%
Providers:1