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Gemini 2.5 Pro vs GPT-4o
Comprehensive side-by-side LLM comparison
Gemini 2.5 Pro leads with 12.0% higher average benchmark score. Gemini 2.5 Pro offers 863.8K more tokens in context window than GPT-4o. Gemini 2.5 Pro is $1.25 cheaper per million tokens. Overall, Gemini 2.5 Pro is the stronger choice for coding tasks.
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Google DeepMind
Gemini 2.5 Pro, released by Google in May 2025, is a large language model from the Gemini 2.5 family designed for complex reasoning, coding, and long-context analysis tasks. It features a 1M token context window, native support for text, image, video, and audio input, and integrated thinking capabilities for multi-step problem solving. Gemini 2.5 Pro targets advanced coding workflows, scientific reasoning, and applications requiring deep understanding across large, mixed-modality contexts.
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OpenAI
GPT-4o, released by OpenAI in May 2024, is a multimodal large language model from the GPT-4 family that natively processes text, image, and audio inputs in a single end-to-end model. It features a 128K token context window and demonstrated competitive performance across coding, reasoning, and vision benchmarks at its release. GPT-4o targets general-purpose assistant applications, vision-enabled workflows, and use cases requiring low-latency multimodal understanding.
1 year newer
GPT-4o
OpenAI
2024-05-13
Gemini 2.5 Pro
Google DeepMind
2025-05-20
Pricing Comparison
Cost per million tokens (USD)
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Gemini 2.5 Pro
Input:$1.25
Output:$10.00($1.25 cheaper)
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GPT-4o
Input:$2.50
Output:$10.00
Performance Metrics
Context window and performance specifications
Average performance across 3 common benchmarks
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Gemini 2.5 Pro
Average Score:36.4%(+12.0%)
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GPT-4o
Average Score:24.4%
Performance comparison across key benchmark categories
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Gemini 2.5 Pro
Science77.2%(+21.1%)
Agents23.3%(+13.4%)
Tool Use8.8%(+1.6%)
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Knowledge Cutoff
Training data recency comparison
GPT-4o
2024-04
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 Pro
2 providers
Google Cloud Vertex AI
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GPT-4o
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Gemini 2.5 Pro
Avg Score:36.4%(+12.0%)
Providers:2
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GPT-4o
Avg Score:24.4%
Providers:1