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Gemini 2.5 Flash vs GPT-4o mini
Comprehensive side-by-side LLM comparison
Gemini 2.5 Flash leads with 38.2% higher average benchmark score. Gemini 2.5 Flash offers 969.7K more tokens in context window than GPT-4o mini. GPT-4o mini is $2.05 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-4o Mini was created as a smaller, more efficient variant of GPT-4o, designed to bring multimodal capabilities to applications requiring faster response times and lower costs. Built to democratize access to advanced vision and text understanding, it enables developers to build sophisticated applications with reduced resource requirements.
10 months newer
GPT-4o mini
OpenAI
2024-07-18
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
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GPT-4o mini
Input:$0.15
Output:$0.60($2.05 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 3 common benchmarks
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Gemini 2.5 Flash
Average Score:74.3%(+38.2%)
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GPT-4o mini
Average Score:36.1%
Performance comparison across key benchmark categories
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Gemini 2.5 Flash
Coding60.4%(+51.7%)
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GPT-4o mini
Coding8.7%
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Knowledge Cutoff
Training data recency comparison
GPT-4o mini
2023-10-01
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:74.3%(+38.2%)
Providers:2
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GPT-4o mini
Avg Score:36.1%
Providers:1