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Gemini 1.0 Pro vs Gemini 2.5 Flash
Comprehensive side-by-side LLM comparison
Gemini 2.5 Flash leads with 43.4% higher average benchmark score. Gemini 2.5 Flash offers 1.1M more tokens in context window than Gemini 1.0 Pro. Gemini 1.0 Pro is $0.80 cheaper per million tokens. Gemini 2.5 Flash supports multimodal inputs. Overall, Gemini 2.5 Flash is the stronger choice for coding tasks.
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Gemini 1.0 Pro was developed as Google's initial production-ready multimodal model, designed to handle text and provide strong performance across diverse tasks. Built to serve as a versatile foundation for applications requiring reliable language understanding and generation, it introduced the Gemini architecture to developers and enterprises.
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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.
1 year newer
Gemini 1.0 Pro
2024-02-15
Gemini 2.5 Flash
2025-05-20
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Pricing Comparison
Cost per million tokens (USD)
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Gemini 1.0 Pro
Input:$0.50
Output:$1.50($0.80 cheaper)
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Gemini 2.5 Flash
Input:$0.30
Output:$2.50
Performance Metrics
Context window and performance specifications
Average performance across 2 common benchmarks
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Gemini 1.0 Pro
Average Score:37.9%
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Gemini 2.5 Flash
Average Score:81.3%(+43.4%)
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Knowledge Cutoff
Training data recency comparison
Gemini 1.0 Pro
2024-02-01
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 1.0 Pro
1 providers
Throughput: 120 tok/s
Latency: 0.4ms
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Gemini 2.5 Flash
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Gemini 1.0 Pro
Avg Score:37.9%
Providers:1
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Gemini 2.5 Flash
Avg Score:81.3%(+43.4%)
Providers:2