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Claude Opus 4 vs o4-mini
Comprehensive side-by-side LLM comparison
Claude Opus 4 leads with 1.1% higher average benchmark score. Claude Opus 4 offers 28.0K more tokens in context window than o4-mini. o4-mini is $84.50 cheaper per million tokens. Claude Opus 4 is available on 4 providers. Both models have their strengths depending on your specific coding needs.
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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
o4-mini was created as part of the next generation of OpenAI's reasoning models, designed to continue advancing the balance between analytical capability and operational efficiency. Built to bring cutting-edge reasoning techniques to applications requiring quick turnaround, it represents the evolution of compact reasoning-focused models.
1 month newer
o4-mini
OpenAI
2025-04-16
Claude Opus 4
Anthropic
2025-05-22
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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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o4-mini
Input:$1.10
Output:$4.40($84.50 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 5 common benchmarks
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Claude Opus 4
Average Score:73.7%(+1.1%)
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o4-mini
Average Score:72.6%
Performance comparison across key benchmark categories
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Claude Opus 4
Coding72.5%(+4.4%)
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o4-mini
Coding68.1%
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Knowledge Cutoff
Training data recency comparison
o4-mini
2024-05-31
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:73.7%(+1.1%)
Providers:4
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o4-mini
Avg Score:72.6%
Providers:1