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o3-pro vs Phi 4
Comprehensive side-by-side LLM comparison
o3-pro offers 268.0K more tokens in context window than Phi 4. Phi 4 is $99.79 cheaper per million tokens. o3-pro supports multimodal inputs. Both models have their strengths depending on your specific coding needs.
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OpenAI
o3-pro is a multimodal language model developed by OpenAI. 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.
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Microsoft
Phi 4 is a language model developed by Microsoft. It achieves strong performance with an average score of 66.0% across 13 benchmarks. It excels particularly in MMLU (84.8%), HumanEval+ (82.8%), HumanEval (82.6%). The model is available through 1 API provider. It's licensed for commercial use, making it suitable for enterprise applications. Released in 2024, it represents Microsoft's latest advancement in AI technology.
6 months newer
Phi 4
Microsoft
2024-12-12
o3-pro
OpenAI
2025-06-10
Pricing Comparison
Cost per million tokens (USD)
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o3-pro
Input:$20.00
Output:$80.00
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Phi 4
Input:$0.07
Output:$0.14($99.79 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 13 common benchmarks
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o3-pro
Average Score:0.0%
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Phi 4
Average Score:66.0%(+66.0%)
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Knowledge Cutoff
Training data recency comparison
o3-pro
2024-05-31
Phi 4
2024-06-01
More recent knowledge cutoff means awareness of newer technologies and frameworks
Provider Availability & Performance
Available providers and their performance metrics
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o3-pro
1 providers
OpenAI
Throughput: 25 tok/s
Latency: 30ms
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Phi 4
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o3-pro
Avg Score:0.0%
Providers:1
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Phi 4
Avg Score:66.0%(+66.0%)
Providers:1