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Gemini 2.5 Pro vs Grok 3
Comprehensive side-by-side LLM comparison
Gemini 2.5 Pro leads with 37.8% higher average benchmark score. Grok 3 offers 8.2K more tokens in context window than Gemini 2.5 Pro. Gemini 2.5 Pro is $6.75 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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xAI
Grok 3, released by xAI in February 2025, is a large language model trained on xAI's Colossus supercluster with substantially increased compute over previous generations. It features a 1M token context window, RL-enhanced Think mode for extended reasoning, and demonstrated strong results on mathematics, coding, and scientific benchmarks. Grok 3 targets complex reasoning, real-time information tasks via X platform integration, and agentic workflows via the xAI API.
3 months newer
Grok 3
xAI
2025-02-17
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($6.75 cheaper)
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Grok 3
Input:$3.00
Output:$15.00
Performance Metrics
Context window and performance specifications
Average performance across 2 common benchmarks
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Gemini 2.5 Pro
Average Score:37.9%(+37.8%)
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Grok 3
Average Score:0.1%
Performance comparison across key benchmark categories
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Gemini 2.5 Pro
Agents7.8%(+6.5%)
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Grok 3
Agents1.3%
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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Grok 3
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Gemini 2.5 Pro
Avg Score:37.9%(+37.8%)
Providers:2
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Grok 3
Avg Score:0.1%
Providers:1