Comprehensive side-by-side LLM comparison
o4-mini leads with 21.2% higher average benchmark score. o4-mini supports multimodal inputs. Overall, o4-mini is the stronger choice for coding tasks.
OpenAI
o4-mini was created as part of the next generation of OpenAI's reasoning models, designed to continue advancing the balance between analytical capability and operational efficiency. Built to bring cutting-edge reasoning techniques to applications requiring quick turnaround, it represents the evolution of compact reasoning-focused models.
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.
14 days newer

o4-mini
OpenAI
2025-04-16

Phi 4 Reasoning
Microsoft
2025-04-30
Context window and performance specifications
Average performance across 3 common benchmarks

o4-mini

Phi 4 Reasoning
o4-mini
2024-05-31
Phi 4 Reasoning
2025-03-01
Available providers and their performance metrics

o4-mini
OpenAI

Phi 4 Reasoning

o4-mini

Phi 4 Reasoning

o4-mini

Phi 4 Reasoning