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Claude 3.5 Sonnet vs Phi 4 Reasoning Plus
Comprehensive side-by-side LLM comparison
Phi 4 Reasoning Plus leads with 6.1% higher average benchmark score. Claude 3.5 Sonnet supports multimodal inputs. Claude 3.5 Sonnet is available on 2 providers. Overall, Phi 4 Reasoning Plus is the stronger choice for coding tasks.
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Anthropic
Claude 3.5 Sonnet is a multimodal language model developed by Anthropic. This model demonstrates exceptional performance with an average score of 84.1% across 9 benchmarks. It excels particularly in GSM8k (96.4%), BIG-Bench Hard (93.1%), HumanEval (92.0%). It supports a 400K 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 Anthropic'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.
10 months newer
Claude 3.5 Sonnet
Anthropic
2024-06-21
Phi 4 Reasoning Plus
Microsoft
2025-04-30
Performance Metrics
Context window and performance specifications
Average performance across 18 common benchmarks
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Claude 3.5 Sonnet
Average Score:42.1%
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Phi 4 Reasoning Plus
Average Score:48.2%(+6.1%)
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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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Claude 3.5 Sonnet
2 providers
Bedrock
Throughput: 101 tok/s
Latency: 0.5ms
Throughput: 42 tok/s
Latency: 0.4ms
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Claude 3.5 Sonnet
Avg Score:42.1%
Providers:2
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Phi 4 Reasoning Plus
Avg Score:48.2%(+6.1%)
Providers:0