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Gemini 1.5 Flash vs o4-mini
Comprehensive side-by-side LLM comparison
o4-mini leads with 22.7% higher average benchmark score. Gemini 1.5 Flash offers 756.8K more tokens in context window than o4-mini. Gemini 1.5 Flash is $4.75 cheaper per million tokens. Overall, o4-mini is the stronger choice for coding tasks.
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Gemini 1.5 Flash was created as a fast and efficient multimodal model, designed to provide quick responses while handling text, images, and other modalities. Built for applications requiring low latency and high throughput, it balances capability with speed to serve real-time and high-volume use cases.
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OpenAI
o4-mini was created as part of the next generation of OpenAI's reasoning models, designed to continue advancing the balance between analytical capability and operational efficiency. Built to bring cutting-edge reasoning techniques to applications requiring quick turnaround, it represents the evolution of compact reasoning-focused models.
11 months newer
Gemini 1.5 Flash
2024-05-01
o4-mini
OpenAI
2025-04-16
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Pricing Comparison
Cost per million tokens (USD)
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Gemini 1.5 Flash
Input:$0.15
Output:$0.60($4.75 cheaper)
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o4-mini
Input:$1.10
Output:$4.40
Performance Metrics
Context window and performance specifications
Average performance across 3 common benchmarks
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Gemini 1.5 Flash
Average Score:59.7%
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o4-mini
Average Score:82.4%(+22.7%)
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Knowledge Cutoff
Training data recency comparison
Gemini 1.5 Flash
2023-11-01
o4-mini
2024-05-31
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
1 providers
Throughput: 150 tok/s
Latency: 0.3ms
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o4-mini
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Gemini 1.5 Flash
Avg Score:59.7%
Providers:1
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o4-mini
Avg Score:82.4%(+22.7%)
Providers:1