Comprehensive side-by-side LLM comparison
o4-mini leads with 2.9% higher average benchmark score. o4-mini supports multimodal inputs. Both models have their strengths depending on your specific coding needs.
OpenAI
o4-mini is a multimodal language model developed by OpenAI. It achieves strong performance with an average score of 66.5% across 14 benchmarks. It excels particularly in AIME 2024 (93.4%), AIME 2025 (92.7%), MathVista (84.3%). It supports a 300K token context window for handling large documents. The model is available through 1 API provider. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2025, it represents OpenAI's latest advancement in AI technology.
Microsoft
Phi 4 Reasoning Plus is a language model developed by Microsoft. It achieves strong performance with an average score of 78.9% across 11 benchmarks. It excels particularly in FlenQA (97.9%), HumanEval+ (92.3%), IFEval (84.9%). It's licensed for commercial use, making it suitable for enterprise applications. Released in 2025, it represents Microsoft's latest advancement in AI technology.
14 days newer
o4-mini
OpenAI
2025-04-16
Phi 4 Reasoning Plus
Microsoft
2025-04-30
Context window and performance specifications
Average performance across 22 common benchmarks
o4-mini
Phi 4 Reasoning Plus
o4-mini
2024-05-31
Phi 4 Reasoning Plus
2025-03-01
Available providers and their performance metrics
o4-mini
OpenAI
Phi 4 Reasoning Plus
o4-mini
Phi 4 Reasoning Plus
o4-mini
Phi 4 Reasoning Plus