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DeepSeek-V2.5 vs GPT-5
Comprehensive side-by-side LLM comparison
GPT-5 leads with 21.2% higher average benchmark score. GPT-5 offers 511.6K more tokens in context window than DeepSeek-V2.5. DeepSeek-V2.5 is $10.83 cheaper per million tokens. GPT-5 supports multimodal inputs. Overall, GPT-5 is the stronger choice for coding tasks.
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DeepSeek
DeepSeek-V2.5 was developed as an enhanced iteration of the DeepSeek-V2 architecture, designed to incorporate improvements in model quality and efficiency. Built to advance the DeepSeek foundation model series, it provides refined capabilities for general-purpose language understanding and generation 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.
1 year newer
DeepSeek-V2.5
DeepSeek
2024-05-08
GPT-5
OpenAI
2025-08-07
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Pricing Comparison
Cost per million tokens (USD)
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DeepSeek-V2.5
Input:$0.14
Output:$0.28($10.83 cheaper)
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GPT-5
Input:$1.25
Output:$10.00
Performance Metrics
Context window and performance specifications
Average performance across 4 common benchmarks
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DeepSeek-V2.5
Average Score:65.2%
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GPT-5
Average Score:86.4%(+21.2%)
Performance comparison across key benchmark categories
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DeepSeek-V2.5
Coding16.8%
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GPT-5
Coding74.9%(+58.1%)
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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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DeepSeek-V2.5
3 providers
DeepInfra
Throughput: 63 tok/s
Latency: 0.5ms
DeepSeek
Throughput: 100 tok/s
Latency: 0.5ms
Hyperbolic
Throughput: 100 tok/s
Latency: 0.5ms
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DeepSeek-V2.5
Avg Score:65.2%
Providers:3
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GPT-5
Avg Score:86.4%(+21.2%)
Providers:2