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Gemini 2.5 Flash vs GPT-4
Comprehensive side-by-side LLM comparison
Gemini 2.5 Flash leads with 47.1% higher average benchmark score. Gemini 2.5 Flash offers 1.0M more tokens in context window than GPT-4. Gemini 2.5 Flash is $87.20 cheaper per million tokens. Overall, Gemini 2.5 Flash is the stronger choice for coding tasks.
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Gemini 2.5 Flash represents a continued evolution of Google's efficient multimodal models, designed to deliver enhanced capabilities while maintaining the performance characteristics valued in the Flash series. Built to serve high-throughput applications with improved quality, it advances the balance between speed and intelligence.
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OpenAI
GPT-4 was created as a large multimodal model capable of accepting image and text inputs while producing text outputs. Developed to exhibit human-level performance on various professional and academic benchmarks, it marked a significant advancement in reliability, creativity, and handling of nuanced instructions compared to its predecessors.
1 year newer
GPT-4
OpenAI
2023-06-13
Gemini 2.5 Flash
2025-05-20
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Pricing Comparison
Cost per million tokens (USD)
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Gemini 2.5 Flash
Input:$0.30
Output:$2.50($87.20 cheaper)
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GPT-4
Input:$30.00
Output:$60.00
Performance Metrics
Context window and performance specifications
Average performance across 1 common benchmarks
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Gemini 2.5 Flash
Average Score:82.8%(+47.1%)
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GPT-4
Average Score:35.7%
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Knowledge Cutoff
Training data recency comparison
GPT-4
2022-12-31
Gemini 2.5 Flash
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 2.5 Flash
2 providers
Throughput: 85 tok/s
Latency: 0.7ms
ZeroEval
Throughput: 85 tok/s
Latency: 0.7ms
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Gemini 2.5 Flash
Avg Score:82.8%(+47.1%)
Providers:2
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GPT-4
Avg Score:35.7%
Providers:2