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Claude Sonnet 4 vs Gemini 1.5 Flash 8B
Comprehensive side-by-side LLM comparison
Gemini 1.5 Flash 8B leads with 12.1% higher average benchmark score. Gemini 1.5 Flash 8B offers 728.8K more tokens in context window than Claude Sonnet 4. Gemini 1.5 Flash 8B is $17.63 cheaper per million tokens. Claude Sonnet 4 is available on 4 providers. Overall, Gemini 1.5 Flash 8B is the stronger choice for coding tasks.
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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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Gemini 1.5 Flash 8B is a multimodal language model developed by Google. It achieves strong performance with an average score of 60.5% across 13 benchmarks. It excels particularly in XSTest (92.6%), FLEURS (86.4%), Natural2Code (75.5%). With a 1.1M token context window, it can handle extensive documents and complex multi-turn conversations. 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 Google's latest advancement in AI technology.
1 year newer
Gemini 1.5 Flash 8B
2024-03-15
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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Gemini 1.5 Flash 8B
Input:$0.07
Output:$0.30($17.63 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 19 common benchmarks
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Claude Sonnet 4
Average Score:29.2%
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Gemini 1.5 Flash 8B
Average Score:41.4%(+12.1%)
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Knowledge Cutoff
Training data recency comparison
Gemini 1.5 Flash 8B
2024-10-01
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:29.2%
Providers:4
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Gemini 1.5 Flash 8B
Avg Score:41.4%(+12.1%)
Providers:1