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Grok-3 Mini vs o3
Comprehensive side-by-side LLM comparison
Grok-3 Mini leads with 3.1% higher average benchmark score. o3 offers 164.0K more tokens in context window than Grok-3 Mini. Grok-3 Mini is $9.20 cheaper per million tokens. Both models have their strengths depending on your specific coding needs.
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xAI
Grok 3 Mini was developed as an efficient version of Grok 3, designed to bring next-generation capabilities to resource-conscious deployments. Built to provide strong performance with practical efficiency, it extends Grok 3's innovations to broader application scenarios.
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OpenAI
o3 represents the next generation in OpenAI's reasoning model series, developed to advance the capabilities of deliberate, step-by-step problem solving. Built to handle increasingly complex challenges across mathematics, science, and coding, it continues the evolution of reasoning-focused AI with improved analytical depth and accuracy.
1 month newer
Grok-3 Mini
xAI
2025-02-17
o3
OpenAI
2025-04-16
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Pricing Comparison
Cost per million tokens (USD)
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Grok-3 Mini
Input:$0.30
Output:$0.50($9.20 cheaper)
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o3
Input:$2.00
Output:$8.00
Performance Metrics
Context window and performance specifications
Average performance across 3 common benchmarks
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Grok-3 Mini
Average Score:90.2%(+3.1%)
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o3
Average Score:87.1%
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Knowledge Cutoff
Training data recency comparison
o3
2024-05-31
Grok-3 Mini
2024-11-17
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-3 Mini
1 providers
xAI
Throughput: 100 tok/s
Latency: 0.7ms
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o3
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Grok-3 Mini
Avg Score:90.2%(+3.1%)
Providers:1
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o3
Avg Score:87.1%
Providers:1