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Grok-3 Mini vs o3-mini
Comprehensive side-by-side LLM comparison
o3-mini leads with 40.3% higher average benchmark score. o3-mini offers 164.0K more tokens in context window than Grok-3 Mini. Grok-3 Mini is $4.70 cheaper per million tokens. Grok-3 Mini supports multimodal inputs. Overall, o3-mini is the stronger choice for coding tasks.
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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-mini is a language model developed by OpenAI. The model shows competitive results across 26 benchmarks. It excels particularly in COLLIE (98.7%), MATH (97.9%), IFEval (93.9%). It supports a 300K token context window for handling large documents. The model is available through 2 API providers. Released in 2025, it represents OpenAI's latest advancement in AI technology.
18 days newer
o3-mini
OpenAI
2025-01-30
Grok-3 Mini
xAI
2025-02-17
Pricing Comparison
Cost per million tokens (USD)
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Grok-3 Mini
Input:$0.30
Output:$0.50($4.70 cheaper)
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o3-mini
Input:$1.10
Output:$4.40
Performance Metrics
Context window and performance specifications
Average performance across 28 common benchmarks
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Grok-3 Mini
Average Score:12.5%
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o3-mini
Average Score:52.9%(+40.3%)
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Knowledge Cutoff
Training data recency comparison
o3-mini
2023-09-30
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-mini
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Grok-3 Mini
Avg Score:12.5%
Providers:1
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o3-mini
Avg Score:52.9%(+40.3%)
Providers:2