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Grok-3 Mini vs o3-pro
Comprehensive side-by-side LLM comparison
o3-pro offers 164.0K more tokens in context window than Grok-3 Mini. Grok-3 Mini is $99.20 cheaper per million tokens. Both models have their strengths depending on your specific coding needs.
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xAI
Grok-3 Mini is a multimodal language model developed by xAI. This model demonstrates exceptional performance with an average score of 87.8% across 4 benchmarks. It excels particularly in AIME 2024 (95.8%), AIME 2025 (90.8%), GPQA (84.0%). It supports a 136K token context window for handling large documents. The model is available through 1 API provider. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2025, it represents xAI's latest advancement in AI technology.
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OpenAI
o3-pro is a multimodal language model developed by OpenAI. It supports a 300K token context window for handling large documents. The model is available through 1 API provider. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2025, it represents OpenAI's latest advancement in AI technology.
3 months newer
Grok-3 Mini
xAI
2025-02-17
o3-pro
OpenAI
2025-06-10
Pricing Comparison
Cost per million tokens (USD)
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Grok-3 Mini
Input:$0.30
Output:$0.50($99.20 cheaper)
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o3-pro
Input:$20.00
Output:$80.00
Performance Metrics
Context window and performance specifications
Average performance across 4 common benchmarks
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Grok-3 Mini
Average Score:87.8%(+87.8%)
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o3-pro
Average Score:0.0%
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Knowledge Cutoff
Training data recency comparison
o3-pro
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-pro
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Grok-3 Mini
Avg Score:87.8%(+87.8%)
Providers:1
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o3-pro
Avg Score:0.0%
Providers:1