Model Comparison

Comprehensive side-by-side analysis of model capabilities and performance

Anthropic

Claude Sonnet 4.5

Anthropic

Claude Sonnet 4.5 is a multimodal language model developed by Anthropic. It achieves strong performance with an average score of 78.0% across 10 benchmarks. It excels particularly in Tau2 Telecom (98.0%), MMMLU (89.1%), AIME 2025 (87.0%). It supports a 264K 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 2025, it represents Anthropic's latest advancement in AI technology.

Microsoft

Phi 4 Reasoning

Microsoft

Phi 4 Reasoning is a language model developed by Microsoft. It achieves strong performance with an average score of 75.1% across 11 benchmarks. It excels particularly in FlenQA (97.7%), HumanEval+ (92.9%), IFEval (83.4%). The model shows particular specialization in code tasks with an average performance of 76.7%. It's licensed for commercial use, making it suitable for enterprise applications. Released in 2025, it represents Microsoft's latest advancement in AI technology.

Microsoft

Phi 4 Reasoning

Microsoft

2025-04-30

Anthropic

Claude Sonnet 4.5

Anthropic

2025-09-29

5 months newer

Performance Metrics

Context window and performance specifications

Anthropic

Claude Sonnet 4.5

Larger context
Max Context:264.0K
Microsoft

Phi 4 Reasoning

Max Context:-
Parameters:14.0B

Average performance across 19 common benchmarks

Anthropic

Claude Sonnet 4.5

Average Score:41.1%
Microsoft

Phi 4 Reasoning

+2.4%
Average Score:43.5%

Performance comparison across key benchmark categories

Anthropic

Claude Sonnet 4.5

math
+17.3%
87.0%
general
+1.8%
78.0%
code
50.0%
Microsoft

Phi 4 Reasoning

math
69.8%
general
76.2%
code
+26.7%
76.7%
Knowledge Cutoff
Training data recency comparison

Claude Sonnet 4.5

2025-01-31

Phi 4 Reasoning

2025-03-01

More recent knowledge cutoff means awareness of newer technologies and frameworks

Provider Availability & Performance

Available providers and their performance metrics

Anthropic

Claude Sonnet 4.5

2 providers

Anthropic

Throughput: 42 tok/s
Latency: 0.4ms

ZeroEval

Throughput: 42 tok/s
Latency: 0.4ms
Microsoft

Phi 4 Reasoning

0 providers
Anthropic

Claude Sonnet 4.5

Avg Score:41.1%
Providers:2
Microsoft

Phi 4 Reasoning

+2.4%
Avg Score:43.5%
Providers:0