Comprehensive side-by-side LLM comparison
GPT-4.5 leads with 22.0% higher average benchmark score. GPT-4.5 supports multimodal inputs. 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 4.0 Tiny Preview was introduced as an experimental ultra-compact model, designed to demonstrate IBM's progress in efficient model development. Built to explore the boundaries of what small models can achieve for enterprise applications, it represents an early look at next-generation Granite capabilities.
2 months newer

GPT-4.5
OpenAI
2025-02-27

IBM Granite 4.0 Tiny Preview
IBM
2025-05-02
Context window and performance specifications
Average performance across 4 common benchmarks

GPT-4.5

IBM Granite 4.0 Tiny Preview
Available providers and their performance metrics

GPT-4.5
OpenAI

IBM Granite 4.0 Tiny Preview

GPT-4.5

IBM Granite 4.0 Tiny Preview

GPT-4.5

IBM Granite 4.0 Tiny Preview