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Claude Sonnet 4 vs GPT-4o mini
Comprehensive side-by-side LLM comparison
GPT-4o mini leads with 1.1% higher average benchmark score. Claude Sonnet 4 offers 183.6K more tokens in context window than GPT-4o mini. GPT-4o mini is $17.25 cheaper per million tokens. Claude Sonnet 4 is available on 4 providers. Both models have their strengths depending on your specific coding needs.
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Anthropic
Claude Sonnet 4 is a multimodal language model developed by Anthropic. It achieves strong performance with an average score of 69.4% across 8 benchmarks. It excels particularly in MMMLU (86.5%), TAU-bench Retail (80.5%), GPQA (75.4%). It supports a 328K token context window for handling large documents. The model is available through 4 API providers. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2025, it represents Anthropic's latest advancement in AI technology.
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OpenAI
GPT-4o mini is a multimodal language model developed by OpenAI. It achieves strong performance with an average score of 63.5% across 9 benchmarks. It excels particularly in HumanEval (87.2%), MGSM (87.0%), MMLU (82.0%). It supports a 144K token context window for handling large documents. The model is available through 1 API provider. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2024, it represents OpenAI's latest advancement in AI technology.
10 months newer
GPT-4o mini
OpenAI
2024-07-18
Claude Sonnet 4
Anthropic
2025-05-22
Pricing Comparison
Cost per million tokens (USD)
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Claude Sonnet 4
Input:$3.00
Output:$15.00
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GPT-4o mini
Input:$0.15
Output:$0.60($17.25 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 14 common benchmarks
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Claude Sonnet 4
Average Score:39.7%
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GPT-4o mini
Average Score:40.8%(+1.1%)
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Knowledge Cutoff
Training data recency comparison
GPT-4o mini
2023-10-01
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 Sonnet 4
4 providers
Anthropic
Throughput: 42 tok/s
Latency: 0.4ms
Bedrock
Throughput: 101 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 Sonnet 4
Avg Score:39.7%
Providers:4
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GPT-4o mini
Avg Score:40.8%(+1.1%)
Providers:1