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GPT-4.1 vs GPT-5
Comprehensive side-by-side LLM comparison
GPT-5 leads with 25.7% higher average benchmark score. GPT-4.1 offers 552.3K more tokens in context window than GPT-5. GPT-4.1 is $1.25 cheaper per million tokens. Overall, GPT-5 is the stronger choice for coding tasks.
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OpenAI
GPT-4.1 represents an iterative improvement in the GPT-4 series, developed to refine the foundational capabilities established by GPT-4. Built to incorporate learnings and optimizations from the deployment of previous versions, it continues the evolution of OpenAI's flagship model line with enhanced reliability and performance.
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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.
3 months newer
GPT-4.1
OpenAI
2025-04-14
GPT-5
OpenAI
2025-08-07
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Pricing Comparison
Cost per million tokens (USD)
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GPT-4.1
Input:$2.00
Output:$8.00($1.25 cheaper)
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GPT-5
Input:$1.25
Output:$10.00
Performance Metrics
Context window and performance specifications
Average performance across 15 common benchmarks
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GPT-4.1
Average Score:54.2%
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GPT-5
Average Score:79.9%(+25.7%)
Performance comparison across key benchmark categories
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GPT-4.1
Coding54.6%
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GPT-5
Coding74.9%(+20.3%)
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Knowledge Cutoff
Training data recency comparison
GPT-4.1
2024-06-01
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-4.1
1 providers
OpenAI
Throughput: 100 tok/s
Latency: 10ms
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GPT-5
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GPT-4.1
Avg Score:54.2%
Providers:1
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GPT-5
Avg Score:79.9%(+25.7%)
Providers:2