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Grok Code Fast 1 vs o3-pro
Comprehensive side-by-side LLM comparison
o3-pro offers 34.0K more tokens in context window than Grok Code Fast 1. Grok Code Fast 1 is $98.30 cheaper per million tokens. o3-pro supports multimodal inputs. Both models have their strengths depending on your specific coding needs.
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xAI
Grok Code Fast was developed as a specialized coding model optimized for speed, designed to provide rapid code completion, generation, and assistance. Built to serve developers requiring quick feedback and iterative coding support, it combines programming expertise with low-latency responses.
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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.
2 months newer
o3-pro
OpenAI
2025-06-10
Grok Code Fast 1
xAI
2025-08-28
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Pricing Comparison
Cost per million tokens (USD)
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Grok Code Fast 1
Input:$0.20
Output:$1.50($98.30 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 Code Fast 1
1 providers
xAI
Throughput: 76.41 tok/s
Latency: 1.38ms
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o3-pro
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Grok Code Fast 1
Avg Score:0.0%
Providers:1
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o3-pro
Avg Score:0.0%
Providers:1