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Gemini 2.5 Flash vs o1 mini
Comprehensive side-by-side LLM comparison
Gemini 2.5 Flash leads with 1.8% higher average benchmark score. Gemini 2.5 Flash offers 814.7K more tokens in context window than o1 mini. Gemini 2.5 Flash is $4.75 cheaper per million tokens. Gemini 2.5 Flash supports multimodal inputs. Both models have their strengths depending on your specific coding needs.
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Google DeepMind
Gemini 2.5 Flash, released by Google in June 2025, is a large language model from the Gemini 2.5 family optimized for high-throughput, cost-efficient deployments with multimodal reasoning. It features a 1M token context window, hybrid thinking control, and native support for text, image, video, and audio input. Gemini 2.5 Flash targets latency-sensitive applications, document analysis, and high-volume API workloads that benefit from combined reasoning and generation in a single model.
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OpenAI
OpenAI o1 mini, released by OpenAI in September 2024, is a lightweight reasoning model from the o1 family optimized for efficient STEM problem-solving at lower cost and latency. It features a 128K token context window and applies chain-of-thought reasoning specifically tuned for mathematics, science, and coding tasks. o1 mini targets use cases where rapid, cost-efficient reasoning is preferred over the broader capabilities of the full o1 model.
9 months newer
o1 mini
OpenAI
2024-09-12
Gemini 2.5 Flash
Google DeepMind
2025-06-17
Pricing Comparison
Cost per million tokens (USD)
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Gemini 2.5 Flash
Input:$0.15
Output:$0.60($4.75 cheaper)
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o1 mini
Input:$1.10
Output:$4.40
Performance Metrics
Context window and performance specifications
Average performance across 1 common benchmarks
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Gemini 2.5 Flash
Average Score:2.5%(+1.8%)
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o1 mini
Average Score:0.7%
Performance comparison across key benchmark categories
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Gemini 2.5 Flash
Agents2.5%(+1.8%)
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o1 mini
Agents0.7%
Provider Availability & Performance
Available providers and their performance metrics
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Gemini 2.5 Flash
2 providers
Google Cloud Vertex AI
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o1 mini
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Gemini 2.5 Flash
Avg Score:2.5%(+1.8%)
Providers:2
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o1 mini
Avg Score:0.7%
Providers:1