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Claude Opus 4.1 vs GPT-5
Comprehensive side-by-side LLM comparison
GPT-5 leads with 16.7% higher average benchmark score. GPT-5 offers 200.8K more tokens in context window than Claude Opus 4.1. Claude Opus 4.1 is $60.00 cheaper per million tokens. Claude Opus 4.1 is available on 3 providers. Overall, GPT-5 is the stronger choice for coding tasks.
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Anthropic
Claude Opus 4.1, released by Anthropic in August 2025, is a large language model from the Claude 4 family optimized for demanding reasoning, multi-step coding, and extended analysis tasks. It features a 200K token context window, 32K maximum output tokens, native image understanding, and extended thinking capabilities. Opus 4.1 targets complex problem-solving, multi-turn reasoning workflows, and applications requiring deep analysis with integrated tool use.
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OpenAI
GPT-5, released by OpenAI on August 7, 2025, is a large language model that combines direct generation and extended reasoning in a single unified system with a built-in routing mechanism. It features a 400K token context window, 128K maximum output tokens, native multimodal support (text, image, audio, video), and demonstrated strong results across coding, mathematics, visual understanding, and health benchmarks at release. GPT-5 targets complex multi-step tasks including advanced coding, mathematical problem solving, and long-context analysis.
2 days newer
Claude Opus 4.1
Anthropic
2025-08-05
GPT-5
OpenAI
2025-08-07
Pricing Comparison
Cost per million tokens (USD)
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Claude Opus 4.1
Input:$15.00
Output:$75.00($60.00 cheaper)
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GPT-5
Input:$30.00
Output:$120.00
Performance Metrics
Context window and performance specifications
Average performance across 6 common benchmarks
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Claude Opus 4.1
Average Score:40.0%
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GPT-5
Average Score:56.7%(+16.7%)
Performance comparison across key benchmark categories
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Claude Opus 4.1
Science80.9%
Coding74.5%
Tool Use40.9%
Agents22.3%
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Knowledge Cutoff
Training data recency comparison
Claude Opus 4.1
2025-01
GPT-5
2025-05
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
3 providers
Anthropic
AWS Bedrock
Google Cloud Vertex AI
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GPT-5
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Claude Opus 4.1
Avg Score:40.0%
Providers:3
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GPT-5
Avg Score:56.7%(+16.7%)
Providers:1