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GPT-4o vs Phi 4 Reasoning Plus
Comprehensive side-by-side LLM comparison
GPT-4o leads with 25.9% higher average benchmark score. GPT-4o supports multimodal inputs. GPT-4o is available on 2 providers. Overall, GPT-4o is the stronger choice for coding tasks.
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OpenAI
GPT-4o is a multimodal language model developed by OpenAI. The model shows competitive results across 39 benchmarks. It excels particularly in AI2D (94.2%), DocVQA (92.8%), ChartQA (85.7%). It supports a 144K token context window for handling large documents. The model is available through 2 API providers. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2024, it represents OpenAI's latest advancement in AI technology.
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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.
8 months newer
GPT-4o
OpenAI
2024-08-06
Phi 4 Reasoning Plus
Microsoft
2025-04-30
Performance Metrics
Context window and performance specifications
Average performance across 46 common benchmarks
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GPT-4o
Average Score:44.8%(+25.9%)
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Phi 4 Reasoning Plus
Average Score:18.9%
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Knowledge Cutoff
Training data recency comparison
Phi 4 Reasoning Plus
2025-03-01
More recent knowledge cutoff means awareness of newer technologies and frameworks
Provider Availability & Performance
Available providers and their performance metrics
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GPT-4o
2 providers
Azure
Throughput: 99 tok/s
Latency: 0.53ms
OpenAI
Throughput: 132 tok/s
Latency: 0.5ms
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GPT-4o
Avg Score:44.8%(+25.9%)
Providers:2
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Phi 4 Reasoning Plus
Avg Score:18.9%
Providers:0