Comprehensive side-by-side LLM comparison
GPT-4.5 leads with 6.4% higher average benchmark score. Overall, GPT-4.5 is the stronger choice for coding tasks.
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.
IBM
Granite 3.3 8B Base was developed by IBM as an enterprise-focused foundation model, designed to provide a reliable starting point for business applications. Built with 8 billion parameters and trained on curated data, it serves as a foundation for domain-specific customization in enterprise contexts.
1 month newer

GPT-4.5
OpenAI
2025-02-27

Granite 3.3 8B Base
IBM
2025-04-16
Context window and performance specifications
Average performance across 5 common benchmarks

GPT-4.5

Granite 3.3 8B Base
Granite 3.3 8B Base
2024-04-01
Available providers and their performance metrics

GPT-4.5
OpenAI

Granite 3.3 8B Base

GPT-4.5

Granite 3.3 8B Base

GPT-4.5

Granite 3.3 8B Base