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Grok 2 vs o4 mini
Comprehensive side-by-side LLM comparison
o4 mini leads with 2.3% higher average benchmark score. o4 mini offers 160.7K more tokens in context window than Grok 2. o4 mini is $6.50 cheaper per million tokens. Both models have their strengths depending on your specific coding needs.
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xAI
Grok 2, released by xAI in August 2024, is a large language model with 131K token context window and native image understanding, developed with access to real-time information from the X platform. It features multimodal input capabilities and improved reasoning over its predecessor. Grok 2 targets conversational assistants, image analysis, and real-time information retrieval tasks via the xAI API.
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OpenAI
OpenAI o4 mini, released by OpenAI in April 2025, is a compact reasoning model from the o4 family that combines multimodal understanding with efficient chain-of-thought processing. It features a 200K token context window and native image understanding, with strong performance on mathematics and coding benchmarks relative to its inference cost. o4 mini targets cost-sensitive applications requiring both visual reasoning and mathematical accuracy.
8 months newer
Grok 2
xAI
2024-08-14
o4 mini
OpenAI
2025-04-16
Pricing Comparison
Cost per million tokens (USD)
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Grok 2
Input:$2.00
Output:$10.00
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o4 mini
Input:$1.10
Output:$4.40($6.50 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 1 common benchmarks
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Grok 2
Average Score:1.0%
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o4 mini
Average Score:3.3%(+2.3%)
Performance comparison across key benchmark categories
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Grok 2
Agents1.0%
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o4 mini
Agents3.3%(+2.3%)
Provider Availability & Performance
Available providers and their performance metrics
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Grok 2
1 providers
xAI
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o4 mini
1 providers
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Grok 2
Avg Score:1.0%
Providers:1
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o4 mini
Avg Score:3.3%(+2.3%)
Providers:1