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Grok-2 vs o3-pro
Comprehensive side-by-side LLM comparison
o3-pro offers 164.0K more tokens in context window than Grok-2. Grok-2 is $88.00 cheaper per million tokens. Both models have their strengths depending on your specific coding needs.
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xAI
Grok 2 was developed as the second generation of xAI's language model family, designed to provide enhanced reasoning, knowledge, and conversational abilities. Built with architectural improvements and expanded training, it represents a significant advancement in xAI's model capabilities.
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OpenAI
o3-pro was developed as the flagship reasoning model in the o3 family, designed to deliver maximum reasoning depth and reliability for the most challenging analytical tasks. Built for professionals requiring the highest level of thoughtful problem-solving, it extends reasoning capabilities to handle complex multi-step challenges across diverse domains.
10 months newer
Grok-2
xAI
2024-08-13
o3-pro
OpenAI
2025-06-10
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Pricing Comparison
Cost per million tokens (USD)
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Grok-2
Input:$2.00
Output:$10.00($88.00 cheaper)
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o3-pro
Input:$20.00
Output:$80.00
Performance Metrics
Context window and performance specifications
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Knowledge Cutoff
Training data recency comparison
o3-pro
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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Grok-2
1 providers
xAI
Throughput: 85 tok/s
Latency: 0.7ms
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o3-pro
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Grok-2
Avg Score:0.0%
Providers:1
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o3-pro
Avg Score:0.0%
Providers:1