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Gemini 1.5 Flash 8B vs Gemini 2.5 Pro
Comprehensive side-by-side LLM comparison
Gemini 2.5 Pro leads with 13.7% higher average benchmark score. Gemini 2.5 Pro offers 57.3K more tokens in context window than Gemini 1.5 Flash 8B. Gemini 1.5 Flash 8B is $10.88 cheaper per million tokens. Overall, Gemini 2.5 Pro is the stronger choice for coding tasks.
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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.
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Gemini 2.5 Pro is a multimodal language model developed by Google. It achieves strong performance with an average score of 69.6% across 16 benchmarks. It excels particularly in MRCR (93.0%), AIME 2024 (92.0%), Global-MMLU-Lite (88.6%). With a 1.1M token context window, it can handle extensive documents and complex multi-turn conversations. The model is available through 2 API providers. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2025, it represents Google's latest advancement in AI technology.
1 year newer
Gemini 1.5 Flash 8B
2024-03-15
Gemini 2.5 Pro
2025-05-20
Pricing Comparison
Cost per million tokens (USD)
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Gemini 1.5 Flash 8B
Input:$0.07
Output:$0.30($10.88 cheaper)
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Gemini 2.5 Pro
Input:$1.25
Output:$10.00
Performance Metrics
Context window and performance specifications
Average performance across 24 common benchmarks
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Gemini 1.5 Flash 8B
Average Score:32.7%
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Gemini 2.5 Pro
Average Score:46.4%(+13.7%)
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Knowledge Cutoff
Training data recency comparison
Gemini 1.5 Flash 8B
2024-10-01
Gemini 2.5 Pro
2025-01-31
More recent knowledge cutoff means awareness of newer technologies and frameworks
Provider Availability & Performance
Available providers and their performance metrics
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Gemini 1.5 Flash 8B
1 providers
Throughput: 150 tok/s
Latency: 0.3ms
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Gemini 2.5 Pro
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Gemini 1.5 Flash 8B
Avg Score:32.7%
Providers:1
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Gemini 2.5 Pro
Avg Score:46.4%(+13.7%)
Providers:2