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DeepSeek-V3.2-Exp vs GPT-5 Codex
Comprehensive side-by-side LLM comparison
GPT-5 Codex leads with 6.7% higher average benchmark score. DeepSeek-V3.2-Exp is available on 2 providers. Overall, GPT-5 Codex is the stronger choice for coding tasks.
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DeepSeek
DeepSeek-V3.2-Exp was introduced as an experimental release, designed to test new architectural innovations and training methodologies. Built to explore the boundaries of mixture-of-experts design, it serves as a research preview for techniques that may be incorporated into future stable releases.
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OpenAI
GPT-5 Codex was developed as a specialized variant of GPT-5 optimized for programming and software development tasks. Built to understand and generate code across multiple programming languages, it serves developers with enhanced capabilities for code completion, debugging, translation, and explanation of complex codebases.
14 days newer
GPT-5 Codex
OpenAI
2025-09-15
DeepSeek-V3.2-Exp
DeepSeek
2025-09-29
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Performance Metrics
Context window and performance specifications
Average performance across 1 common benchmarks
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DeepSeek-V3.2-Exp
Average Score:67.8%
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GPT-5 Codex
Average Score:74.5%(+6.7%)
Performance comparison across key benchmark categories
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DeepSeek-V3.2-Exp
Coding67.8%
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GPT-5 Codex
Coding74.5%(+6.7%)
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Knowledge Cutoff
Training data recency comparison
GPT-5 Codex
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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DeepSeek-V3.2-Exp
2 providers
Novita
ZeroEval
Throughput: 100 tok/s
Latency: 0.7ms
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GPT-5 Codex
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DeepSeek-V3.2-Exp
Avg Score:67.8%
Providers:2
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GPT-5 Codex
Avg Score:74.5%(+6.7%)
Providers:0