Comprehensive side-by-side LLM comparison
Phi 4 Reasoning leads with 15.0% higher average benchmark score. GPT-4o supports multimodal inputs. GPT-4o is available on 2 providers. Overall, Phi 4 Reasoning is the stronger choice for coding tasks.
OpenAI
This updated version of GPT-4o was released with refinements to its multimodal capabilities and improved performance across text, vision, and audio tasks. Built to incorporate learnings from the initial GPT-4o deployment, it enhanced reliability and accuracy while maintaining the seamless cross-modal reasoning that defines the GPT-4o family.
Microsoft
Phi-4 Reasoning was developed to incorporate extended analytical thinking into the Phi-4 architecture, designed to spend more time on complex problem-solving. Built to combine compact model efficiency with reasoning depth, it represents Microsoft's exploration of thoughtful small models.
8 months newer

GPT-4o
OpenAI
2024-08-06

Phi 4 Reasoning
Microsoft
2025-04-30
Context window and performance specifications
Average performance across 4 common benchmarks

GPT-4o

Phi 4 Reasoning
Phi 4 Reasoning
2025-03-01
Available providers and their performance metrics

GPT-4o
Azure
OpenAI


GPT-4o

Phi 4 Reasoning

GPT-4o

Phi 4 Reasoning
Phi 4 Reasoning