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GPT-5 vs Phi-3.5-MoE-instruct
Comprehensive side-by-side LLM comparison
GPT-5 leads with 27.6% higher average benchmark score. GPT-5 supports multimodal inputs. GPT-5 is available on 2 providers. Overall, GPT-5 is the stronger choice for coding tasks.
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OpenAI
GPT-5 represents the next generation of OpenAI's foundational models, developed to advance the frontier of AI capabilities in reasoning, knowledge, and general intelligence. Built to push beyond the limitations of GPT-4, it incorporates architectural and training improvements designed to enhance performance across diverse tasks and domains.
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Microsoft
Phi-3.5 MoE was created using a mixture-of-experts architecture, designed to provide enhanced capabilities while maintaining efficiency through sparse activation. Built to combine the benefits of larger models with practical computational requirements, it represents Microsoft's exploration of efficient scaling techniques.
11 months newer
Phi-3.5-MoE-instruct
Microsoft
2024-08-23
GPT-5
OpenAI
2025-08-07
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Performance Metrics
Context window and performance specifications
Average performance across 4 common benchmarks
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GPT-5
Average Score:89.1%(+27.6%)
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Phi-3.5-MoE-instruct
Average Score:61.5%
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Knowledge Cutoff
Training data recency comparison
GPT-5
2024-09-30
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-5
2 providers
OpenAI
Throughput: 100 tok/s
Latency: 2ms
ZeroEval
Throughput: 100 tok/s
Latency: 2ms
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GPT-5
Avg Score:89.1%(+27.6%)
Providers:2
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Phi-3.5-MoE-instruct
Avg Score:61.5%
Providers:0