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Claude Opus 4.1 vs GPT-5
Comprehensive side-by-side LLM comparison
GPT-5 leads with 7.3% higher average benchmark score. GPT-5 offers 296.0K more tokens in context window than Claude Opus 4.1. GPT-5 is $78.75 cheaper per million tokens. Claude Opus 4.1 is available on 4 providers. Overall, GPT-5 is the stronger choice for coding tasks.
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Anthropic
Claude Opus 4.1 represents an iteration within the Claude 4 Opus line, built to deliver refined performance in complex reasoning and analysis tasks. Developed as part of Anthropic's flagship tier, it incorporates improvements to the foundational capabilities that define the Opus family of models.
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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.
2 days newer
Claude Opus 4.1
Anthropic
2025-08-05
GPT-5
OpenAI
2025-08-07
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Pricing Comparison
Cost per million tokens (USD)
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Claude Opus 4.1
Input:$15.00
Output:$75.00
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GPT-5
Input:$1.25
Output:$10.00($78.75 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 3 common benchmarks
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Claude Opus 4.1
Average Score:77.8%
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GPT-5
Average Score:85.1%(+7.3%)
Performance comparison across key benchmark categories
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Claude Opus 4.1
Coding74.5%
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GPT-5
Coding74.9%(+0.4%)
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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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Claude Opus 4.1
4 providers
Anthropic
Throughput: 100 tok/s
Latency: 0.5ms
Bedrock
Throughput: 120 tok/s
Latency: 0.5ms
Throughput: 42 tok/s
Latency: 0.4ms
ZeroEval
Throughput: 42 tok/s
Latency: 0.4ms
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Claude Opus 4.1
Avg Score:77.8%
Providers:4
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GPT-5
Avg Score:85.1%(+7.3%)
Providers:2