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Claude Opus 4 vs GPT-5 mini
Comprehensive side-by-side LLM comparison
GPT-5 mini leads with 9.1% higher average benchmark score. GPT-5 mini offers 200.0K more tokens in context window than Claude Opus 4. GPT-5 mini is $87.75 cheaper per million tokens. Claude Opus 4 is available on 4 providers. Overall, GPT-5 mini is the stronger choice for coding tasks.
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Anthropic
Claude Opus 4 was developed as the flagship model in the Claude 4 generation, designed to push the boundaries of AI capability in complex reasoning, analysis, and multi-step problem-solving. Built to handle the most demanding enterprise tasks, it represents Anthropic's highest tier of intelligence and capability.
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OpenAI
GPT-5 Mini was created as a more accessible version of GPT-5, designed to provide strong capabilities with improved efficiency and lower operational costs. Built to extend GPT-5's advancements to a broader range of applications, it balances advanced performance with practical deployment considerations.
2 months newer
Claude Opus 4
Anthropic
2025-05-22
GPT-5 mini
OpenAI
2025-08-07
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Pricing Comparison
Cost per million tokens (USD)
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Claude Opus 4
Input:$15.00
Output:$75.00
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GPT-5 mini
Input:$0.25
Output:$2.00($87.75 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 2 common benchmarks
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Claude Opus 4
Average Score:77.6%
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GPT-5 mini
Average Score:86.7%(+9.1%)
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Knowledge Cutoff
Training data recency comparison
GPT-5 mini
2024-05-30
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
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
Avg Score:77.6%
Providers:4
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GPT-5 mini
Avg Score:86.7%(+9.1%)
Providers:2